Point Forecast: 3 Miles SE Mount Vernon VA
 38.69N 77.06W (Elev. 44 m)
Last Update: 1:30 pm EDT Jul 13, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
Vent Rate (x1000 mph-m)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1307/14
Hour (EDT)141516171819202122230001020304050607080910111213
Temperature (°C)313131303029282726262525242424242324252627272829
Dewpoint (°C)242424242424242424232423232423232323242425242625
Heat Index (°C)3737373635343329262625252424242424252631313434
Surface Wind (mph)666655533222222222222233
Wind DirSESESESESSESSESESWSESSSSSSESESSSSSS
Gust
Sky Cover (%)938878685759385258636161687365727456587072635964
Precipitation Potential (%)898267513628202837454241232124241816201918173439
Relative Humidity (%)7070687270728085888894909497979710097949191858580
RainOcnlOcnlLklyChcChcChcSChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChc
ThunderChcChcChcChcChcChcSChcChcChcChcChcChc------------SChcSChcSChcSChcChcChc

Date07/15
Hour (EDT)141516171819202122230001020304050607080910111213
Temperature (°C)303030302928272726252424242423232324242526272829
Dewpoint (°C)252625262525242424242423232323232323232424252525
Heat Index (°C)363736373632313026252424242424242526313334
Surface Wind (mph)555533222222221112222233
Wind DirSSSSSSSSWSSESSSSSWSWSWSWSWSSSSS
Gust
Sky Cover (%)718076757681817173757576767880828181807875737578
Precipitation Potential (%)576963626471575757575757313131313131333333333333
Relative Humidity (%)757775777785858894949794949797979794949491888280
RainLklyLklyLklyLklyLklyLklyLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChc
ThunderLklyLklyLklyLklyLklyLklyChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc

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