Point Forecast: Tysons Corner VA
 38.91N 77.22W (Elev. 449 ft)
Last Update: 1:30 pm EDT Jul 13, 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  

Date07/1307/14
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°F)878886858480787777767574747473737577798183858686
Dewpoint (°F)757574747574747474747373737272737475757576767676
Heat Index (°F)96989493928478777776757577798791949696
Surface Wind (mph)666666553333332222335666
Wind DirSESESESWSSESWSSSSSSSSSESSSSSSSS
Gust
Sky Cover (%)776859695356596261626771555973736771676259606771
Precipitation Potential (%)655239342934384340432721232118161715151733405157
Relative Humidity (%)6866687074828890909494979793971009794888280757272
RainLklyChcChcChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcLkly
ThunderChcChcChcChcChcChcChcChcChcChc------------------SChcChcChcChcLkly

Date07/15
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°F)858383817978777675757575747474757677788082848585
Dewpoint (°F)767675757474747474737373727272737474757575757575
Heat Index (°F)949190877978777675757575757677788589929494
Surface Wind (mph)555333322222222222335666
Wind DirSSSSSSWSSESESSSSWSWSWSWSWSWSSESESSS
Gust
Sky Cover (%)677278867871757878797979797978787774726973768080
Precipitation Potential (%)505867795656565656562727272727273131313131317070
Relative Humidity (%)758077828588909497949494939393949490918579747272
RainChcLklyLklyOcnlLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLkly
ThunderChcLklyLklyLklyChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChc

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