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  

Date07/1407/15
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)767574747473737577798183858686858383817978777675
Dewpoint (°F)747373737272737475757576767676767675757474747474
Heat Index (°F)76757577798791949696949190877978777675
Surface Wind (mph)333332222335666555333322
Wind DirSSSSSSSESSSSSSSSSSSSSSWSSESE
Gust
Sky Cover (%)626771555973736771676259606771677278867871757878
Precipitation Potential (%)432721232118161715151733405157505867795656565656
Relative Humidity (%)9494979793971009794888280757272758077828588909497
RainChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcLklyChcLklyLklyOcnlLklyLklyLklyLklyLkly
ThunderChc------------------SChcChcChcChcLklyChcLklyLklyLklyChcChcChcSChcSChc

Date07/16
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)757575747474757677788082848585858483828180797877
Dewpoint (°F)737373727272737474757575757575757575757575757575
Heat Index (°F)757575757677788589929494949290898785797877
Surface Wind (mph)222222222335666555555333
Wind DirSSSSWSWSWSWSWSWSSESESSSSSSSSSSSS
Gust
Sky Cover (%)797979797978787774726973768080808080805452514954
Precipitation Potential (%)562727272727273131313131317070707070702121212121
Relative Humidity (%)949494939393949490918579747272727477798285889194
RainLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChc
ThunderSChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChcChcChcChcChcSChcSChcSChc----

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