Forecast the Weather

Compare weather forecast data to historical values and visualize the results

Use

WeatherForecastData

to obtain the forecasted temperature ranges:

In[1]:=

wd=Normal[WeatherForecastData["Temperature"]];wd//Short

Out[1]//Short=



Fri 29 Sep 2023 18:00:00GMT-5

(56.5

77.4)

°F

,

Fri 29 Sep 2023 21:00:00GMT-5

(77.3

80.1)

°F

,52,

Fri 6 Oct 2023 12:00:00GMT-5

(49.1

52.8)

°F



Plot them as upper and lower bands enclosing a color-coded central curve:

In[2]:=

DateListPlotwd,IntervalMarkers"Bands",



Out[2]=

Return this week's forecasted temperatures for the capital of Greenland, specified using free-form input:

In[3]:=

forecast=WeatherForecastData

,"Temperature"

Out[3]=

TimeSeries

Time: 29 Sep 2023 to 06 Oct 2023
Data points: 55



Retrieve weekly mean temperatures over the past decade:

In[4]:=

history=Table[TimeSeriesShift[AirTemperatureData[Entity["Country","Greenland"][EntityProperty["Country","CapitalCity"]],With[{past=Today-y},{past,past+Quantity[1,"Weeks"],All}]],y],{y,Quantity[Range[10],"Years"]}];

Compare weekly temperatures over the past decade with those of the prior 10 years:

In[5]:=

ShowDateListPlot[forecast/.Interval[x_]Mean[x],PlotStyleRed],DateListPlothistory;;5,



Out[5]=

	2022
	2021
	2020
	2019
	2018

Examine the difference in temperature ranges across regions surrounding two different cities:

In[6]:=

TableWeatherForecastDataGeoDiskcity

position

,Quantity[100,"Miles"],"Temperature",DateObject[Tomorrow,{12}],city,

Champaign

CITY

San Francisco

CITY



Out[6]=



(57.3

67.4)

°F

(48.4

63.6)

°F



Obtain a list of the six largest cities in Germany:

In[7]:=

cities=EntityClass["City",{"Country""Germany","Population"TakeLargest[6]}]//EntityList

Out[7]=



Berlin

Hamburg

Munich

Cologne

Frankfurt

Düsseldorf



Get today's forecast high temperatures for them:

In[8]:=

data=Transpose[{EntityValue[cities,"Coordinates"],EntityValue[cities,"Name"],#["FirstValue"]&/@WeatherForecastData[cities,"MaxTemperature"]}];

Visualize them on a map:

In[9]:=

GeoGraphicsGeoStyling["ReliefMap"],

,Polygon[Entity["Country","Germany"]],PointSize[Large],Opacity[1],

&@@@data

Out[9]=

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Contributed by: Wolfram Staff

Wolfram Language Example Repository

Forecast the Weather

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Forecast the Weather

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