Point Forecast: Tysons Corner VA
 38.93N 77.25W (Elev. 377 ft)
Last Update: 4:30 am EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
Vent Rate (x1000 mph-ft)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (EDT)040506070809101112131415161718192021222300010203
Temperature (°F)747373737577798284868787878584838280797877767675
Dewpoint (°F)727272737474757575757575757574757575757574747474
Heat Index (°F)7577798992959696969491908985797877767675
Surface Wind (mph)222222223333355553333233
Wind DirNNNNNNNNWNWNWWSSSESSSSSSSSSS
Gust
Sky Cover (%)496161594551484939335357666958575338524247454944
Precipitation Potential (%)121210106345917303649543735161818186455
Relative Humidity (%)9397971009790887974706868687272777985889190949497
Rain------------------SChcChcChcChcChcChcChcSChcSChcSChcSChc--------
Thunder------------------SChcChcChcChcChcChcChcSChcSChcSChc----------

Date07/17
Hour (EDT)040506070809101112131415161718192021222300010203
Temperature (°F)747474747780828486878888878684838180797878777777
Dewpoint (°F)747473737576777777777777767676757575757575747474
Heat Index (°F)778690949799100100989693908785797878777777
Surface Wind (mph)355666789999998876666777
Wind DirSSSSSSWSWSSSSSSSSSSSSSSSWSWSW
Gust
Sky Cover (%)376257465272686368747979797979797772686365666859
Precipitation Potential (%)78101128282828282868686868686823232323232377
Relative Humidity (%)10010097979488858075727070707277778285889191909090
Rain--------ChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChcSChc----
Thunder--------------ChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChcSChc----

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