Point Forecast: Tysons Corner VA
 38.91N 77.22W (Elev. 137 m)
Last Update: 1:30 pm EDT Jul 13, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

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

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

48-Hour Period Starting:       Back 2 Days  

Date07/1307/14
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°C)313029292726252524242323232323242526272829303029
Dewpoint (°C)242323242323232323232323222223232424242424242424
Heat Index (°C)37343433292625252424242526313334363634
Surface Wind (mph)666665533333322223356665
Wind DirSESESWSSESWSSSSSSSSSESSSSSSSSS
Gust
Sky Cover (%)685969535659626162677155597373677167625960677167
Precipitation Potential (%)523934293438434043272123211816171515173340515750
Relative Humidity (%)6668707482889090949497979397100979488828075727275
RainChcChcChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcLklyChc
ThunderChcChcChcChcChcChcChcChcChc------------------SChcChcChcChcLklyChc

Date07/15
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°C)282827262625242424242423232324242526272829292929
Dewpoint (°C)242424232323232323232322222223232324242424242424
Heat Index (°C)333231262625242424242424242526293233343434
Surface Wind (mph)553333222222222223356665
Wind DirSSSSSWSSESESSSSWSWSWSWSWSWSSESESSSS
Gust
Sky Cover (%)727886787175787879797979797878777472697376808080
Precipitation Potential (%)586779565656565656272727272727313131313131707070
Relative Humidity (%)807782858890949794949493939394949091857974727272
RainLklyLklyOcnlLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLkly
ThunderLklyLklyLklyChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChcChc

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