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 Point Forecast: Mc Lean VA
 38.95N 77.19W (Elev. 253 ft)
Last Update: 9:07 pm EDT Apr 12, 2021
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Wind Chill (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Snow
Freezing Rain
Sleet
Fog
Mixing Height  
Haines Index
Lightning Activity Level
Trans. Wind  
Vent Rate (x1000 mph-ft)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index

48-Hour Period Starting:       Back 2 Days  

Date04/1204/13
Hour (EDT)222300010203040506070809101112131415161718192021
Temperature (°F)535151504949484848484951545659616264666464636159
Dewpoint (°F)474746464545454544444545454646464747484747474847
Wind Chill (°F)494848494950
Surface Wind (mph)665553532223355666666555
Wind DirNEENENENENENENENNNNNNNNNNNNNEEESE
Gust
Sky Cover (%)919293959695949393939386807370646156474242414034
Precipitation Potential (%)7338383823232323232322222244444433
Relative Humidity (%)778080838083838683838380716964626258585454566264
RainLklyChcChcChcSChcSChcSChcSChcSChcSChc----------------------------
ThunderSChc----------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date04/14
Hour (EDT)222300010203040506070809101112131415161718192021
Temperature (°F)575655545353525151525355575960606060616161605958
Dewpoint (°F)474747464647474646464748495050494949494949484848
Wind Chill (°F)
Surface Wind (mph)333333333555666666666666
Wind DirSSSSSSSSSSSSSWSWSWSSSSSSSSS
Gust
Sky Cover (%)231720252836536166778285909291888786858482777577
Precipitation Potential (%)33331111111111115151515151515858585858584848
Relative Humidity (%)697274747780838383808077757269676767656565646769
Rain--------------------ChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyChcChc
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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