Point Forecast: Tysons Corner VA
 38.91N 77.22W (Elev. 449 ft)
Last Update: 5:55 am EDT Jul 14, 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  

Date07/1407/15
Hour (EDT)060708091011121314151617181920212223000102030405
Temperature (°F)737376788083848686858482828178777676757474747373
Dewpoint (°F)727374757575757575757575757575747373727373727272
Heat Index (°F)7678859092959594928989877877767675
Surface Wind (mph)223335566665533322222222
Wind DirSSESSSSSSSESESESESSNENENESEESSWWWNW
Gust
Sky Cover (%)737362604643536069788182849280808787847581745483
Precipitation Potential (%)18161171220304054677172758858583921222129232120
Relative Humidity (%)9710094918577747070727479798291909090909797939797
RainSChcSChc------SChcChcChcChcLklyLklyLklyOcnlOcnlLklyLklyChcSChcSChcSChcChcSChcSChcSChc
Thunder----------SChcChcChcChcLklyLklyLklyLklyLklyChcChcChcSChcSChcSChc--------

Date07/16
Hour (EDT)060708091011121314151617181920212223000102030405
Temperature (°F)737375777981828484848483828281807978777776757575
Dewpoint (°F)727273737374747474747474747474747475747474737373
Heat Index (°F)75777986889191919190888886847978777776757575
Surface Wind (mph)222223355555555332222233
Wind DirNWNNNENEEESESSSSSSSSSSSSSSSS
Gust
Sky Cover (%)686072606773757779797979797960555045495357616468
Precipitation Potential (%)171629292929292968686868686823232323232313131313
Relative Humidity (%)979794878279777272727274777779828591909094949494
RainSChcSChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChcSChc--------
Thunder----------SChcSChcSChcChcChcChcChcChcChcSChcSChcSChc--------------

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