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  

Date07/1407/15
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)777676757574757779808183848686868685828180787776
Dewpoint (°F)747475747474747576777678777778777877777676767575
Heat Index (°F)7776767575757779878793949798979896908786787776
Surface Wind (mph)222222222223355553322222
Wind DirSSSSSSESESSSSSSSSSSSSSSWSSES
Gust
Sky Cover (%)616873657274565870726359647180767576818171737575
Precipitation Potential (%)412321242418162019181734395769636264715757575757
Relative Humidity (%)9094979797100979491918585807577757777858588949497
RainChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcLklyLklyLklyLklyLklyLklyLklyLklyLklyLklyLkly
ThunderChc------------SChcSChcSChcSChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcSChcSChc

Date07/16
Hour (EDT)010203040506070809101112131415161718192021222300
Temperature (°F)767675747474757677798183848586868685838180797878
Dewpoint (°F)747474737373737475767777777777777777767676757575
Heat Index (°F)767675757677798892949697979796918786797878
Surface Wind (mph)222111222223355555333222
Wind DirSSSSWSWSWSWSWSSSSSSSSSSSSSSSS
Gust
Sky Cover (%)767678808281818078757375788080808080806155504447
Precipitation Potential (%)573131313131313333333333337070707070702121212121
Relative Humidity (%)949497979797949494918882807775757577808588889191
RainLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChc
ThunderSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChcSChcSChcSChc----

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