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)230001020304050607080910111213141516171819202122
Temperature (°F)787777767675757475777980818384868686868582818078
Dewpoint (°F)747574747574747474757677767877777877787777767676
Heat Index (°F)7877777676757575777987879394979897989690878678
Surface Wind (mph)222222222222233555533222
Wind DirSWSESSSSSSESESSSSSSSSSSSSSSWS
Gust
Sky Cover (%)636161687365727456587072635964718076757681817173
Precipitation Potential (%)454241232124241816201918173439576963626471575757
Relative Humidity (%)8894909497979710097949191858580757775777785858894
RainChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcLklyLklyLklyLklyLklyLklyLklyLklyLkly
ThunderChcChcChc------------SChcSChcSChcSChcChcChcLklyLklyLklyLklyLklyLklyChcChcChc

Date07/15
Hour (EDT)230001020304050607080910111213141516171819202122
Temperature (°F)777676767574747475767779818384858686868583818079
Dewpoint (°F)757574747473737373747576777777777777777776767675
Heat Index (°F)777676767575767779889294969797979691878679
Surface Wind (mph)222221112222233555553332
Wind DirSESSSSSWSWSWSWSWSSSSSSSSSSSSSS
Gust
Sky Cover (%)757576767880828181807875737578808080808080615550
Precipitation Potential (%)575757313131313131333333333333707070707070212121
Relative Humidity (%)949794949797979794949491888280777575757780858888
RainLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChc
ThunderSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChcSChcSChcSChc

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