Point Forecast: Lorton VA
 38.71N 77.23W (Elev. 125 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)222300010203040506070809101112131415161718192021
Temperature (°F)797877767675747474747678798284858686858583818078
Dewpoint (°F)757575747474737373737576777778787979797877777676
Heat Index (°F)797877767675767879909597100100989792888678
Surface Wind (mph)333222222222235566665332
Wind DirSESSESSSSSSESESSSSSSSSSSSSSW
Gust
Sky Cover (%)596364677665696574667768666060586772687176858070
Precipitation Potential (%)384446462421211915141817171631375058525763775555
Relative Humidity (%)889194949497979797979794948582808080828082888894
RainChcChcChcChcSChcSChcSChcSChcSChc--SChcSChcSChcSChcChcChcChcLklyChcLklyLklyOcnlLklyLkly
ThunderChcChcChcChc------------------SChcChcChcChcLklyChcLklyLklyLklyChcChc

Date07/15
Hour (EDT)222300010203040506070809101112131415161718192021
Temperature (°F)777676767675747474757677798183858686858483828180
Dewpoint (°F)767575747474737373737475767778787878787877777676
Heat Index (°F)777676767675757677798893979898979592908786
Surface Wind (mph)222222222222335566665533
Wind DirSESESSSSWSWSWSWSWSSSESSSSSSSSSS
Gust
Sky Cover (%)747777787878797979797978777677798080808080806459
Precipitation Potential (%)555555552727272727273030303030307070707070702020
Relative Humidity (%)979797949497979797949494918885807777808282858588
RainLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChc
ThunderChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChcSChcSChc

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