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 Point Forecast: Ashburn VA
 39.05N 77.49W (Elev. 299 ft)
Last Update: 4:33 pm EDT Sep 16, 2019
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)

48-Hour Period Starting:       Forward 2 Days  

Date09/17
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)717170696866676667697173747576767675737067656463
Dewpoint (°F)656565656464646363626261616060605959595959585857
Heat Index (°F)7576767675
Surface Wind (mph)566677788899887777665555
Wind DirNENENENENNNNENENENENENENENENENENENENENENENENE
Gust
Sky Cover (%)757677777982807876777879706051464136302317151311
Precipitation Potential (%)18182626262626262121212121216666663333
Relative Humidity (%)818184878793909087787366646058585658626875788181
RainSChcSChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc--------------------
Thunder------------------------------------------------

Date09/18
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)626161605959595960646770727475767575737067656362
Dewpoint (°F)565655545454555556565656555453545556565656565757
Heat Index (°F)75767575
Surface Wind (mph)321123322356666788765555
Wind DirNENENENENNNNNENENENENENENEEEEEEEEEE
Gust
Sky Cover (%)121213121211111212131314141414171922191512141517
Precipitation Potential (%)332222221111111111110000
Relative Humidity (%)818481818383878787756861555046465052556168738184
Rain------------------------------------------------
Thunder------------------------------------------------

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