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 Point Forecast: Tysons Corner VA
 38.91N 77.22W (Elev. 449 ft)
Last Update: 7:29 pm EDT Aug 9, 2022
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  

Date08/0908/10
Hour (EDT)192021222300010203040506070809101112131415161718
Temperature (°F)908885828078787777767676767779828588898989888684
Dewpoint (°F)747474747474737473737373727373747474747474747474
Heat Index (°F)999793888478787777767676767779889397989898979491
Surface Wind (mph)763652233353555555555556
Wind DirNWWWNWNWNNNNNWNNNNNNNNWNWNWNWNWNWNW
Gust
Sky Cover (%)546576716663544137332928273328303542485557607381
Precipitation Potential (%)27475233201373224577771115193347667374
Relative Humidity (%)606370778288859087909090878782777063616161636872
RainChcChcChcChcSChc------------------------SChcSChcChcChcLklyLklyLkly
ThunderChcChcChcChcSChc------------------------SChcSChcChcChcChcLklyLkly

Date08/11
Hour (EDT)192021222300010203040506070809101112131415161718
Temperature (°F)817877767575747373737271717173757779818284848483
Dewpoint (°F)757474747373737371717171717069686766656464646464
Heat Index (°F)877877767575757779838385858584
Surface Wind (mph)665533555566667788777666
Wind DirNWNWWWWWWWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNW
Gust
Sky Cover (%)818685818991878077747171727364564742363127242019
Precipitation Potential (%)746459555049464444443535352424242424241010101010
Relative Humidity (%)828890949494971009393971001009787797164585551515153
RainLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc----------
ThunderLklyLklyLklyLklyChcChcChcSChcSChcSChc----------------------------

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