Point Forecast: Vienna VA
 38.91N 77.28W (Elev. 358 ft)
Last Update: 6:30 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)060708091011121314151617181920212223000102030405
Temperature (°F)676766666768696970717272717069686766666464646363
Dewpoint (°F)636464636364636363636262626262626161616159595959
Heat Index (°F)
Surface Wind (mph)238887765555533335566666
Wind DirEEEEEEEEEEEEEESESESESESESESESESESE
Gust
Sky Cover (%)376592959493938986766557453750645962746984857585
Precipitation Potential (%)211510774344222111211158156
Relative Humidity (%)879093908787818178767171737678818184849084848787
RainSChcSChc--------------------------------------------
Thunder------------------------------------------------

Date09/24
Hour (EDT)060708091011121314151617181920212223000102030405
Temperature (°F)626263666768697071717272716967666565646362626161
Dewpoint (°F)595959595959595960606059595959606060606060596060
Heat Index (°F)
Surface Wind (mph)666677778778777777788877
Wind DirSESESESESESESESESESESESESESESESESESESESESESESESE
Gust
Sky Cover (%)848580808283838383858889919090888887899093969393
Precipitation Potential (%)8555577715151517171719191929292945454546
Relative Humidity (%)909087787573706868686664667075818484879093909797
Rain----------------SChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChcChc
Thunder------------------------------------------------

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