Point Forecast: Chevy Chase MD
 38.98N 77.09W (Elev. 344 ft)
Last Update: 5:55 am EDT Jul 14, 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)070809101112131415161718192021222300010203040506
Temperature (°F)747679808384858584848382817977767675757474737373
Dewpoint (°F)737475757575757575757575757574747373737372727272
Heat Index (°F)767985909294949292908987797776767575
Surface Wind (mph)222355666555332222221122
Wind DirSESSSSSSEESESESESENENEESEESSNWWWNW
Gust
Sky Cover (%)787369546160697381808086928178908881668378677765
Precipitation Potential (%)20128111931425968697078885960402222213224212017
Relative Humidity (%)979488857774727274747779828890949094949793979797
RainSChc------SChcChcChcLklyLklyLklyLklyOcnlOcnlLklyLklyChcSChcSChcSChcChcSChcSChcSChcSChc
Thunder--------SChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcSChcSChcSChc----------

Date07/16
Hour (EDT)070809101112131415161718192021222300010203040506
Temperature (°F)737577798182838484848483828180797877777675757576
Dewpoint (°F)727374747473747474747474747474747474747474737373
Heat Index (°F)7577798687909191919190888684797877777675757576
Surface Wind (mph)222223355555333222222222
Wind DirNWNNESESESSSSSSSSSSSSSSSSSS
Gust
Sky Cover (%)536961687475777878787878785754514851555861636665
Precipitation Potential (%)163232323232326666666666662424242424241515151515
Relative Humidity (%)979490857974747272727274777982858890909497949490
RainSChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc
Thunder--------SChcSChcSChcChcChcChcChcChcChcSChcSChcSChc----------------

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