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Baltimore, MD/Washington, D.C.
 
 
 Point Forecast: Washington DC, Reagan National Airport VA
 38.84N 77.03W (Elev. 3 ft)
Last Update: 4:32 pm EDT May 18, 2021
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

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

Date05/1805/19
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°F)797876747068666563626161606061667074788083848585
Dewpoint (°F)464747484847484848494949505051525253535149494948
Heat Index (°F)797876788081828383
Surface Wind (mph)666666665553333333335556
Wind DirSSSSSSSSSSSSWSWSWSWWWWWWSWSSS
Gust
Sky Cover (%)15111085444576668911111091217201918
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)313336404547525458626565696970615348423631302928
Rain------------------------------------------------
Thunder------------------------------------------------

Date05/20
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°F)848280787674727068676665656567697377818486878888
Dewpoint (°F)484950515152525253535353535354545454545352515151
Heat Index (°F)828180787677818384858585
Surface Wind (mph)665555553333332223335556
Wind DirSWSSSSSSSWSWSWSWWWWWWWWWSWSSSS
Gust
Sky Cover (%)171716151514141722242425252936393836353946494537
Precipitation Potential (%)000111111111111222222333
Relative Humidity (%)293235394246495359616365656563595145393431292828
Rain------------------------------------------------
Thunder------------------------------------------------

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