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 Point Forecast: Tysons Corner VA
 38.91N 77.22W (Elev. 449 ft)
Last Update: 1:33 pm EDT Apr 20, 2021
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Wind Chill (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Snow
Freezing Rain
Sleet
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  

Date04/2004/21
Hour (EDT)131415161718192021222300010203040506070809101112
Temperature (°F)697172727271696764636261605958575756565860636565
Dewpoint (°F)404040404141424243434443434444444445454748505048
Wind Chill (°F)
Surface Wind (mph)910101111101010991010111313131313131414151616
Wind DirSWSWSWSWSSSSSSSSSSSSSSSSSSSWSW
Gust1820201818181818182021222425
Sky Cover (%)262829303030292932374041434444434244485058738079
Precipitation Potential (%)0001222888813131313202020202929297979
Relative Humidity (%)353231313334374046485251535759626266666764625854
Rain------------------------------SChcSChcSChcSChcChcChcChcOcnlOcnl
Thunder--------------------------------------------SChcSChc
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date04/22
Hour (EDT)131415161718192021222300010203040506070809101112
Temperature (°F)625755555452504947454442413938373636374043464951
Dewpoint (°F)444035312826242322222221202021222324242424232221
Wind Chill (°F)4443403837343331302929292933363943
Surface Wind (mph)161821222322201817161515151413111010111314161718
Wind DirWWWWNWNWNWNWNWNWNWNWNWNWWWWWWWWWWW
Gust2629323638383633323028262524221820232629
Sky Cover (%)76746341302825231911778810131515141319303535
Precipitation Potential (%)7923232313131344444433333377777
Relative Humidity (%)525347403636363637404143424650545961595247403430
RainOcnlSChcSChcSChc----------------------------------------
ThunderSChc----------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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