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 Point Forecast: Tysons Corner VA
 38.91N 77.22W (Elev. 449 ft)
Last Update: 4:32 pm EDT Jun 18, 2021
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Mixing Height  
Haines Index
Lightning Activity Level
Trans. Wind  
Vent Rate (x1000 mph-ft)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index

48-Hour Period Starting:       Back 2 Days  

Date06/1806/19
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)828280787776757574737271717173768082838485848484
Dewpoint (°F)575657585858585959606061616263656566666766666767
Heat Index (°F)8282807877767575768284858787868787
Surface Wind (mph)10998910101099877888810101110101010
Wind DirSSSSSSSSWSWSWSWSWSWWWWWWWWWWSWSW
Gust
Sky Cover (%)534954596570756987826881603654504640696046346244
Precipitation Potential (%)6644417171723232323232323232323232349494949
Relative Humidity (%)434145505254555859646671717371696058575753555757
Rain----------SChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChc
Thunder----------SChcSChcSChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChcChcChc

Date06/20
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)848381797674737373727171717274778083858788888786
Dewpoint (°F)676767676868686868686767686869696969696969696969
Heat Index (°F)8786837976778387899192929190
Surface Wind (mph)998777666556666677777888
Wind DirSWSWSWSWWWWWWWWWWWWWWWSWSWSWSWSWSW
Gust
Sky Cover (%)783739445056616765646159585756534643444748474544
Precipitation Potential (%)494939393939393921212121212127272727272730303030
Relative Humidity (%)575963677682848484878787908784766963595554545557
RainChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChcChcChcChcChc
ThunderChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChcChcChc

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