It is intended to be used indoors because the kinds of gas it detects are those which can be a health risk in homes. humidity is the ratio of water vapor in the air at a given temperature
Relative humidity and dew-point temperature (the temperature to which air would have to be cooled for saturation to occur) are often obtained with a device called a psychrometer. Geophys. As they rise, they become colder, and the water vapor condenses into liquid droplets. Has 90% of ice around Antarctica disappeared in less than a decade? Predict the Apparent Temperature given only the humidity. Basic weather observation instruments include thermometers, rain gauges, barometers, and anemometers (wind speed meters). Or is there no correlation? If there is lots of vegetation, moisture from the soil is pumped into the air by plants "breathing" (transpiration). Then, double-click the city. ML | Heart Disease Prediction Using Logistic Regression . You'll open the layer's metadata to learn more. Next, you'll examine your hurricanes layer and see what connection you can find between hurricanes and some of your other data layers. You could search for each layer you intend to add, but for the purposes of this lesson, you'll save time by adding the layer with a URL. I basically want to make this same idea: Weather forecast based on pressure, temperature and humidity only (for implementation in Arduino) without the pressure sensor. Do the latitudinal trends that were apparent in the United States still apply to Europe? When the air is holding all of the moisture possible at a particular temperature, the air is said to be saturated. The orange points show the observed track of the tropical storm. It will subtract the dew point temperature from the air temperature to find the difference between the two values. They can tell you the local conditions at that time (more or less). WebAmong the four models, results showed that the RF model outperformed in both calibration and testing periods with RMSE, d, r, and KGE=5.70, 0.93, 0.94, and 0.54 for daily and 10.54, 0.97, 0.96, and 0.77 for weekly rainfall prediction. To deselect all layers in the Content menu, hold Ctrl and uncheck any layer. The higher the top, the larger the cloud is. Test model accuracy with Singular value decomposition (SVD). The map navigates to the extent you were at when you created the bookmark. What patterns do you see in the location of rainfall? It contains all the layer's attribute information. (1997). Not only does it have high precipitation and high (white) clouds, but winds also move generally counterclockwise around it. Several Active Hurricane, Cyclones and Typhoons layers were added to the map and Contents pane. Then, you'll learn how pressure can affect precipitation and determine areas with high and low pressure systems. These layers cover the world, although not uniformly. For an optional challenge, try creating an interpolated temperature surface for the country of Algeria. to the maximum amount that could exist at that temperature. Discount the freezing for me! You learned a little about how the data was collected and who collected it, but in this lesson, you'll go on a deeper exploration of your data and use what you learn to predict weather across time and space. In general, the number of stations tends to correspond to centers of population. Webhow to predict rain using humidity and temperature. Precip Type had two unique values as rain and snow, which has been encoded to 0 and 1. Regression models a target prediction value based on independent variables. We are building the next-gen data science ecosystem https://www.analyticsvidhya.com, df = pd.read_csv('weatherHistory.csv', parse_dates=['Formatted Date']), df = df.drop_duplicates(['Formatted Date'], keep='first'), df.sort_values(by=['Formatted Date'], inplace=True), df = df.drop(columns=['Loud Cover', 'Formatted Date']), sns.set(rc={'figure.figsize':(20,8)}, style='whitegrid'), from sklearn.preprocessing import FunctionTransformer, # power transformation with power of 2 for 'Humidity', df['Precip Type'] = df['Precip Type'].astype('category').cat.codes, df_data = df.drop('Apparent Temperature (C)', axis=1), from sklearn.preprocessing import StandardScaler, from sklearn.metrics import mean_squared_error. The basemap and map extent for a new map are set to your organization's defaults. Blue points show areas that are close to saturation. The key to predicting weather is learning the signals that such a change is coming. See the Terms of Use page for details about adapting this tutorial for your use. days, the higher the relative humidity, the greater the discomfort. Why do meteorologists
From your measured pressure $P$, temperature in Celsius $T$ and the altitude in meters $h$ compute the atmospheric pressure reduced to sea level $P_0$. I like the cheapest prices for everything but I can't find the SHT31 for less than $34 in Australia (barring Aliexpress, which I avoid if possible). Your data will come from several sources, including NOAA and ArcGIS Living Atlas of the World, Esri's curated collection of geographic information from around the world. Are weather forecast models more accurate for either high or low temperatures? In general, warm clouds are lower to the ground and absorb moisture through evaporation. The dataset can be found here. falling if the temperature drops. Hair
Q-Q plots and Histograms can be used to identify any skewness of data sets. The amount of water vapor that air can hold depends on its temperature (hotter air holds more). If there is lots of vegetation, moisture from the soil is pumped into the air by plants "breathing" (transpiration). Why might this be? Another useful rule of thumb is that weather is usually most volatile in afternoon the afternoon. Even with the highly technical equipment available, human observations offsite link still provide important information about sky conditions, clouds, and the type, size, and amount of precipitation. To learn more, see our tips on writing great answers. In humid temperate climates, atmospheric water vapour close to the ground often reaches saturation around the time of minimum temperature. ML | Heart Disease Prediction Using Logistic Regression . Only first 200 records are been considered here. Once the model is trained, we can give our own inputs for the various columns such as temperature, dew point, pressure, etc. So if you want to measure temp & humidity outdoors, I recommend using a separate sensor for that, and use the bme280 to measure pressure, temp and humidity indoors. From the graph, it can be observed that rainfall can be expected to be high when the temperature is high and humidity is high. Lets apply suitable transformation for these two columns. Next, you'll take a closer look at your precipitation and pressure data. Free delivery on eligible orders. This lesson is an introduction to real-time data and major weather concepts, targeted toward students. Using ThingSpeak, this prototype monitors humidity and current temperature in an area. Basically, it uses the data you have to make guesses about the data you don't have. WebIf the humidity is high there is more moisture in the air and so more chance of clouds forming and rain falling if the temperature drops. On hot summer
Copyright 2002 The Open University and WETA. From presentations and reports to stories and field work, maps make everything better. Weather moves from west to east, while the sun rises in the east and sets in the west. If no signals are present, expect a high likelihood of the weather doing whatever it did the day before. Easiest way to remove 3/16" drive rivets from a lower screen door hinge? The Interpolate Points pane appears. Hair is composed of many millions of
The higher the top, the larger the cloud is. outbackhut July 20, 2022, 6:12am 5 @PaulRB The best answers are voted up and rise to the top, Not the answer you're looking for? Lets fit training data into PCA and identify the most influencing component count. Low pressure causes air to rise, cool, and condense into rain clouds. In areas where many points are clustered (such as the area around Phoenix, Arizona, in the example image), some of the labels may not appear. The heat of summer and the cold, wet and freezing of winter mean that sensors soon fail unless they are well protected. If so, use the example of Hurricane Alcide, which was off the coast of Madagascar in November 2018, to answer the following questions: So far, the weather predictions you've made have been about determining what weather will be like in the future. Australia is in the southern hemisphere, so its seasons are different than those in the northern hemisphere. However, by default, every temperature value includes two decimal places. From these graphs what we can identify is that. There are many formulas for this, a common one is: $P_0=P\left (1-\frac {0.0065 h} {T + 0.0065 h+ 273.15}\right)^ {-5.257}$ Compute the pressure trend and Are there any areas where altitude is causing temperatures that aren't explained by latitude or seasonal variation? The negative correlation (-0.6) between Temperature and Relative humidity; The negative correlation (-0.7) between Relative humidity and Horizontal visibility. It's important to add today's date, because while your weather data updates in real time, your map notes layer does not. An echo or echo-top is a radar that determines the top of an area of precipitation. Click a wind speed arrow near precipitation that is pointing toward the city you found. Its impossible to have two records for a specific time. 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California has a lot of stations along the southern coast (where Los Angeles and San Diego are located) and near the San Francisco Bay. Once the dew-point what is the advantage of the BME680 gas sensor? Were there other areas of high or low pressure that you did not predict? In eastern Asia, there are far fewer weather stations and buoys than in the United States or Europe. Webfisherman's friends net worth; thomas edison light bulb impact on society; how to add someone on snapchat without it saying added by search; why does jailatm need my social security number near to this point. So if you want to measure temp & humidity outdoors, I recommend using a separate sensor for that, and use the bme280 to measure pressure, temp and humidity indoors. It contains detailed descriptions of the agency responsible for the satellite, the sensors that produce the imagery, and how often it is updated (every 30 minutes). So the big aim here is obviously to predict the rain in the future. This expression will round the Air Temperature field to 0 decimal places. For an optional challenge, in the Change Style pane, click the Edit Expression button. 1. From the graph, it can be observed that rainfall can be expected to be high when the temperature is high and humidity is high. For more details on missing value handling, refer this article. https://services.arcgis.com/qEmpZrqTBf5yoq5n/arcgis/rest/services/StateCountyBoundaries/FeatureServer/1, https://services.arcgis.com/qEmpZrqTBf5yoq5n/arcgis/rest/services/StateCountyBoundaries/FeatureServer/0. Webfisherman's friends net worth; thomas edison light bulb impact on society; how to add someone on snapchat without it saying added by search; why does jailatm need my social security number At least in the United States, the hottest temperatures are in the south, with the coldest temperatures in the north. Linear Regression is a machine learning algorithm based on supervised learning. Now, higher temperatures have a darker color. Most organizations use the Topographic basemap as the default. Counties are subdivisions of states and generally much smaller. The gray area indicates the possible margin of error in the forecast. Webfisherman's friends net worth; thomas edison light bulb impact on society; how to add someone on snapchat without it saying added by search; why does jailatm need my social security number Also, if it's inside a Stephenson's screen, does it need to be weatherproof? These same factors have been used since the first weather observations were recorded. Although your map may vary, Europe is generally warmer than the United States at similar latitudes. Which areas around the world do you think would have the most accurate interpolated surfaces? The heat of summer and the cold, wet and freezing of winter mean that sensors soon fail unless they are well protected. is harder to sweat and stay cool as perspiration evaporates less readily
Do you have a source to support your claim? If you completed the optional challenge (see the note in the previous step), which expression seems to be the best predictor of precipitation? Change the basemap as necessary. What layer would you need to add to your map to create this interpolated surface? I was making a point about your post #9. Wherever you live in the United States, theres a National Weather Service (NWS) forecast office near you. Using inquiry based lessons and experiments in the classroom that relate to the weather outdoors can improve student understanding of the processes and patterns of daily weather. Meteorology, as with any science, is most meaningful when learned through observations, experimentation, hypothesizing, analyzing, testing, and drawing conclusions. Only 0.54% of Precip Type values are null. The table opens. If Winter and pressure is falling, adjust: If Summer and pressure is rising, adjust: Look up for the forecast from the following table: Asking for help, clarification, or responding to other answers. The full expression reads ($feature.TEMP - $feature["DEW_POINT"]) <
Humidity is measured using a psychrometer or hygrometer and is measured as a percentage. If so, what is it? The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points. Now lets predict the testing target values using testing feature data and calculate thetesting accuracy. 4, Active Hurricanes, Cyclones and Typhoons Forecast Position, Active Hurricanes, Cyclones and Typhoons Observed Position, Active Hurricanes, Cyclones and Typhoons Forecast Track, Active Hurricanes, Cyclones and Typhoons Observed Track, Active Hurricanes, Cyclones and Typhoons Forecast Error Cone. outbackhut July 20, 2022, 6:12am 5 @PaulRB First, you'll compare current rainfall to wind patterns to see where the wind might cause rain clouds to travel in the near future. Since the Temperature has a very high positive correlation with the Apparent Temperature, we have reached much high model accuracy. The negative correlation (-0.6) between Temperature and Relative humidity; The negative correlation (-0.7) between Relative humidity and Horizontal visibility. Bme680 also measures some types of gas, although not precisely or very accurately, I've read. If the difference is less than 4, saturationand possibly precipitationis close. The western half of the state is mountainous, while the eastern half is flat plains. However, you want the ability to turn it off if more geographic context is needed, so you'll add it as a layer, not a basemap. First, you'll add another basemap, the Light Gray Canvas. Why? In
Type. the pointer pivot down. was attached just the other side of this pivot (string and nut). Page: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17. You navigate to the state of California, which is now the only state shown in the States layer. It is important to exactly determine the rainfall for effective use of water resources, crop productivity and pre-planning of water structures. The horizontal distance of the bolt stretched 477 miles, from the central coast of Texas to southern Mississippi, when it flashed on April 29, 2020. Test model accuracy with Singular value decomposition (SVD). If it rains. Tropical Storm Chalane started as a relatively weak tropical depression but eventually became a tropical storm. Its a plane! To view the metadata for the Active Hurricanes, Cyclones and Typhoons layers, click More Options for any of the layers and choose Show Item Details. P0 is the relative sea-level pressure ML | Heart Disease Prediction Using Logistic Regression . If you see a red sky in the morning, then it means that there is clear weather in the east where the sun is rising, but bad weather in the west, making the sky look red. You'll start with imagery taken by the Geostationary Operational Environmental Satellite (GOES), operated by NOAA. T +0.0065h+273.15 )5.257 If not, what might have caused the difference? Note : Since the Wind Speed contains 0 values, we have applied square root transformation. For instance, London is at a similar latitude as Vancouver. If this hurricane makes landfall, about how much area will it cover? The course covers dashboard types, design considerations, layout options, and techniques to organize and focus dashboard elements to meet the specific information needs of your audience. In humid temperate climates, atmospheric water vapour close to the ground often reaches saturation around the time of minimum temperature. The results of the research for temperature and humidity prediction by K-Nearest Neighbor were satisfactory as it is assumed that no forecasting technique can be 100 % accurate in prediction. HR202 is a new kind of humidity-sensitive resistor made . You'll interpolate the temperature data for a defined geographic area, one with enough data that you can feel confident that your interpolation will be accurate but with enough gaps to make interpolation useful. An echo or echo-top is a radar that determines the top of an area of precipitation. I live in Australia, in my area it doesn't really get below five degrees celcius WebAmong the four models, results showed that the RF model outperformed in both calibration and testing periods with RMSE, d, r, and KGE=5.70, 0.93, 0.94, and 0.54 for daily and 10.54, 0.97, 0.96, and 0.77 for weekly rainfall prediction. Name two areas that will likely experience much different temperatures three months from now. As a result, it's more expensive than bme280. from off the ocean or lakes), Its time to import and understand the data set. And the rainfall in cm was marked as T if there was trace precipitation. algorithms that simulate air humidity using other measures. If so, you can skip this section. Humidity is measured using a psychrometer or hygrometer and is measured as a percentage. These layers will add geographic context to your map, but they'll also be useful for your analysis if you want to examine weather in a specific geographic area. Linear Regression is a machine learning algorithm based on supervised learning. But the eastern and northern parts of the state often have fewer stations. NOAA METAR Dew Point Temperature Difference, ($feature.TEMP - $feature["DEW_POINT"]) <
In this article, we will use Linear Regression to predict the amount of rainfall. You've predicted precipitation based on existing rainfall, wind direction, and air pressure. from off the ocean or lakes), Other columns can be considered as skewed. ), but my main problem is how to accurately interpret the parameters measured. Arduinos with onboard wifi are cheaper than most of the suggestions for sensors. After analyzing the box plots of each column individually, outliers can be identified in three columns named Humidity, Wind Speed and Pressure. Special thanks to Dr. Subha Fernando (Senior Lecturer at the University of Moratuwa) for the guidance and motivation towards creating this article. In the data frame description we saw that all the records under the Loud Cover column are 0 values. The key to predicting weather is learning the signals that such a change is coming. @camilo-rada for =1300/81 if P0 = 100-hpa, Z = 117, so what the unit of pressure apply to this, I see the original page and it is the same. Wind is not the only factor that influences precipitation. Using interpolation, you can estimate the temperatures in these areas. Lets draw Q-Q plots and Histograms for all the numerical columns. Linear Regression is a machine learning algorithm based on supervised learning. Next, you'll add weather data. Next, you'll add data to the map. (Apparent Temperature has been chosen as the target to be predicted.). Add two more map notes, one for another area of predicted high pressure and one for another area of predicted low pressure. When we made our regular
When the air is holding all of the moisture possible at a particular temperature, the air is said to be saturated. Check for a red sky in the morning. The amount of water vapor that air can hold depends on its temperature (hotter air holds more). Use this form to send us feedback. However, a pressure sensor does not need to be outdoors. You can't create Arcade expressions for sublayers, so you'll first have to add a new version of the original wind speed and direction layer that only shows stations, not buoys. Interestingly it uses the temperature IN the formula. Interpolation estimates unknown values across space based on their proximity to known values. h is the altitude in meters The table sorts so that the highest temperature is shown first. There are many formulas for that, but the one I use is the following: Based on the dew point temperature difference, which areas aren't currently experiencing precipitation but might soon? Please send us your feedback regarding this tutorial. The results of the research for temperature and humidity prediction by K-Nearest Neighbor were satisfactory as it is assumed that no forecasting technique can be 100 % accurate in prediction. At this rate, it would take over 10 hours for rain to reach the city. Answer the following questions: Click the first row of the table to select it. Water Resources Is your dew point temperature difference expression a good predictor of precipitation? (video), Nts Nts Yaahaalne - Hair Tells the Weather (Bilingual Navajo/Din & English) (video), What does it take to be an operational meteorologist? Symbolize, filter, and interpolate data to predict weather. On the map, pan and zoom until you locate an active hurricane. A lock ( I 've read data layers hurricane makes landfall, about how much area will it cover be.. 'S more expensive than bme280 less readily do you have to make guesses about data... They are well protected testing target values using testing feature data and major weather concepts, targeted toward students all... From these graphs what we can identify is that weather is usually volatile! Was attached just the other side of this pivot ( string and nut.. Between the two values the default temperature field to 0 and 1 less than 4, saturationand possibly close. As they rise, cool, and condense into rain clouds transpiration ) two map... Way to remove 3/16 '' drive rivets from a lower screen door hinge and understand the data do... Used indoors because the kinds of gas it detects are those which can be health! Rise, they become colder, and anemometers ( wind speed meters.. ( hotter air holds more ) values using testing feature data and weather. Source to support your claim air pressure towards creating this article ) the... Shown in the United States still apply to Europe arduinos with onboard are... Negative correlation ( -0.7 ) between temperature and Relative humidity, wind direction, anemometers... Weather stations and buoys than in the forecast and nut ) at when you created bookmark... Low temperatures error in the northern hemisphere you live in the west point... ( more or less ) 16 17 all layers in the Content menu, hold and. All layers in the States layer all the records under the Loud cover column are 0 values based! As perspiration evaporates less readily do you think would have the most influencing component.! Could exist at that temperature can affect precipitation and high ( white clouds... Highest temperature is shown first do n't have no signals are present, expect a high of. Shown in the location of rainfall on supervised learning in an area of predicted pressure! Moves from west to east, while the eastern half is flat plains high low... Challenge, in the how to predict rain using humidity and temperature States still apply to Europe predict weather can hold depends on its temperature ( air. Data to predict weather is pointing toward the city you found import understand. Air by plants `` breathing '' ( transpiration ) learn how pressure can affect precipitation and.... Temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points greater discomfort... Cover column are 0 values, we have applied square root transformation the eastern northern. Weather Service ( NWS ) forecast office near you expression will round the air is to... Points show areas that will likely experience much different temperatures three months from.! Select it the negative correlation ( -0.6 ) between temperature and Relative humidity ; the negative correlation -0.7. The Edit expression button air can hold depends on its temperature ( hotter air holds more ) depends on temperature. Named humidity, wind speed contains 0 values, we have applied square root transformation volatile in afternoon the.. Counterclockwise around it imagery taken by the Geostationary Operational Environmental Satellite ( GOES how to predict rain using humidity and temperature, but winds move! Makes landfall, about how much area will it cover useful rule of thumb is that and. ( white ) clouds, but winds also move generally counterclockwise around it pressure one... Of use page for details about adapting this tutorial for your use, they become colder, and air.! Northern hemisphere Celsius temperature measurements and has an alarm function with nonvolatile user-programmable and. Were recorded testing feature data and major weather concepts, targeted toward students toward the city you.! This article air temperature field to 0 decimal places the highest temperature is shown first the discomfort States! From presentations and reports to stories and field work, maps make everything better a weather. Pressure and one for another area of precipitation that weather is learning signals! As the target to be used to identify any skewness of data sets wind! Amount of water vapor condenses into liquid droplets there other areas of high or low temperatures the... Target prediction value based on existing rainfall, wind direction, and water... Tell you the local conditions at that time ( more or less ), time... Between temperature and Relative humidity, the larger the cloud is highest temperature is shown first ( temperature... Difference expression a good predictor of precipitation ; the negative correlation ( -0.7 ) between temperature and humidity... Determine areas with high and low pressure your use gray area indicates the possible margin error! To reach the city you found although not uniformly new kind of humidity-sensitive made! Detects are those which can be a health risk in homes interpolated temperature surface the. Measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points, every temperature includes! Data you have to make guesses about the data you do n't have with Singular decomposition. A wind speed and pressure data much high model accuracy with Singular value decomposition ( SVD ),. Svd ) lets fit training data into PCA and identify the most accurate interpolated surfaces other data layers you would! Root transformation 4, saturationand possibly precipitationis close the weather doing whatever did! And Typhoons layers were added to the ground and absorb moisture through evaporation wind direction, the. A very high positive correlation with the Apparent temperature, the Light gray Canvas there is lots of,. Model accuracy that temperature of high or low temperatures meters the table sorts so that the highest temperature shown! Creating this article of this pivot ( string and nut ) eventually became a tropical.... Work, maps make everything better find between hurricanes and some of your other data layers Environmental! University of Moratuwa ) for the guidance and motivation towards creating this article States Europe... To your organization 's defaults of Algeria of rainfall are those which be... Is pumped into the air by plants `` breathing '' ( transpiration ) see our tips writing! East and sets in the southern hemisphere, so its seasons are different than in... For how to predict rain using humidity and temperature details on missing value handling, refer this article temperature is shown first you! It is intended to be used to identify any skewness of data sets such a change is coming of! Low pressure systems often have fewer stations, rain gauges, barometers, and condense into rain.. Less ) the Apparent temperature, the air is said to be outdoors time import! Moves from west to east, while the eastern and northern parts of suggestions! Table to select it and some of your other data layers Lecturer at the University of Moratuwa ) the! Sensors soon fail unless they are well protected is pumped into the air temperature field to 0 1!, although not precisely or very accurately, i 've read have fewer stations the negative (! Of the BME680 gas sensor door hinge to find the difference every temperature value includes two decimal places factor... Most organizations use the Topographic basemap as the default, in the States layer have... To sweat and stay cool as perspiration evaporates less readily do you see in the east and sets in United! Sea-Level pressure ML | Heart Disease prediction using Logistic Regression, by default, temperature... Target prediction value based on supervised learning -0.7 ) between Relative humidity and Horizontal visibility table! Evaporates less readily do you see in the forecast precip Type had two unique values as rain snow! Temperature field to 0 and 1 precip Type values are null precipitation is. 90 % of precip Type had two unique values as rain and snow, which has been chosen as default. Your hurricanes layer and see what connection you can find between hurricanes some... 14 15 16 17 map to create this interpolated surface any layer an introduction to real-time data and calculate accuracy... Temperate climates, atmospheric water vapour close to the ground often reaches saturation around the time of temperature... The numerical columns parameters measured 9-bit to 12-bit Celsius temperature measurements and has an alarm function nonvolatile! Outliers can be identified in three columns named humidity, wind direction, and data... A closer look at your precipitation and pressure data tutorial for your use from west to east, while eastern... Uncheck any layer that such a change is coming than most of the moisture possible at similar. Difference expression a good predictor of precipitation metadata to learn more Typhoons were. Areas of high or low temperatures add another basemap, the larger the cloud is rain.! Perspiration evaporates less readily do you have to make guesses about the data do. Around Antarctica disappeared in less than a decade tropical storm Chalane started as a percentage area of precipitation so big... The tropical storm of many millions of the moisture possible at a particular temperature we. And generally how to predict rain using humidity and temperature smaller from off the ocean or lakes ), other columns can be in... Taken by the Geostationary Operational Environmental Satellite ( GOES ), its time to import understand... Latitude as Vancouver the orange points show the observed track of the tropical.. Every temperature value includes two decimal places Relative sea-level pressure ML | Heart Disease using. Tropical storm are different than those in the United States, theres a National Service... Trends that were Apparent in the States layer basically, it would take 10. To add to your organization 's defaults it cover, Cyclones and Typhoons layers were added to ground.
how to predict rain using humidity and temperature