Point Forecast: Vienna VA
 38.91N 77.28W (Elev. 358 ft)
Last Update: 3:17 am EDT Sep 22, 2024
Tabular Forecast
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Weather ElementsFire WeatherAviation 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
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date09/2209/23
Hour (EDT)030405060708091011121314151617181920212223000102
Temperature (°F)706867676666666767707071737373737271686766666464
Dewpoint (°F)666666656564646364636363636362626262626161616159
Heat Index (°F)
Surface Wind (mph)766778777766553332335566
Wind DirSEEEEEEEEEEEEEEEEESESESESESESESE
Gust
Sky Cover (%)818392949495969693939088766660535254645962746984
Precipitation Potential (%)63706959241716161010119542222211158
Relative Humidity (%)879397939793938790787876717168687173818184849084
RainLklyLklyLklyLklySChcSChcSChcSChc--------------------------------
ThunderChcChcSChc------------------------------------------

Date09/24
Hour (EDT)030405060708091011121314151617181920212223000102
Temperature (°F)646363626263666768697071717272716967666565646362
Dewpoint (°F)595959595959595959595960606059595959606060606060
Heat Index (°F)
Surface Wind (mph)666666677778778777777788
Wind DirSESESESESESESESESESESESESESESESESESESESESESESESE
Gust
Sky Cover (%)857585848580808283838383858889919090888887899093
Precipitation Potential (%)1568555577715151517171719191929292945
Relative Humidity (%)848787909087787573706868686664667075818484879093
Rain----------------------SChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChc
Thunder------------------------------------------------

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