Point Forecast: 3 Miles SE Mount Vernon VA
 38.69N 77.06W (Elev. 144 ft)
Last Update: 1:30 pm EDT Jul 13, 2025
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  
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  

Date07/1307/14
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)868583807978777776767575747577798081838486868686
Dewpoint (°F)757576757574757474757474747475767776787777787778
Heat Index (°F)9594918579787777767675757577798787939497989798
Surface Wind (mph)555332222222222222335555
Wind DirSSESSESESWSESSSSSSESESSSSSSSSSS
Gust
Sky Cover (%)575938525863616168736572745658707263596471807675
Precipitation Potential (%)362820283745424123212424181620191817343957696362
Relative Humidity (%)7072808588889490949797971009794919185858075777577
RainChcChcSChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcLklyLklyLklyLkly
ThunderChcChcSChcChcChcChcChcChc------------SChcSChcSChcSChcChcChcLklyLklyLklyLkly

Date07/15
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)858281807877767676757474747576777981838485868686
Dewpoint (°F)777776767675757474747373737374757677777777777777
Heat Index (°F)969087867877767676757576777988929496979797
Surface Wind (mph)332222222211122222335555
Wind DirSSSSWSSESSSSSWSWSWSWSWSSSSSSSSS
Gust
Sky Cover (%)768181717375757676788082818180787573757880808080
Precipitation Potential (%)647157575757575731313131313133333333333370707070
Relative Humidity (%)778585889494979494979797979494949188828077757575
RainLklyLklyLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLkly
ThunderLklyLklyChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChc

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