Point Forecast: Rockville MD
 39.08N 77.16W (Elev. 430 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)161718192021222300010203040506070809101112131415
Temperature (°F)888686858280777776757474747473737577798183848585
Dewpoint (°F)747574757575747474747374737373737475767676777676
Heat Index (°F)979594948985777776757577798791949494
Surface Wind (mph)666655332222222222235555
Wind DirSESESESWSSESSSSSSSSESESESESSSSSSS
Gust
Sky Cover (%)786961705456596163636577726374736764766756627571
Precipitation Potential (%)675441363134384140453122242323191512131934435456
Relative Humidity (%)637068727985909094979710097971001009794918580807575
RainLklyChcChcChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc----SChcChcChcChcLkly
ThunderChcChcChcChcChcChcChcChcChcChcSChcSChcSChc------------SChcChcChcChcLkly

Date07/15
Hour (EDT)161718192021222300010203040506070809101112131415
Temperature (°F)858383817977767675757473737373747577798183848585
Dewpoint (°F)767675757575757474747473727272737474757575757575
Heat Index (°F)949190877977767675757577798790929494
Surface Wind (mph)333322222222222222223355
Wind DirSSSESNWSESESSSSWSWWNWNWNNENEEESESSS
Gust
Sky Cover (%)737680878875777978787778798076736967666469737878
Precipitation Potential (%)516470805656565656562929292929293131313131316666
Relative Humidity (%)75807782889497949797100100979797979790888277747272
RainChcLklyLklyOcnlLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLkly
ThunderChcLklyLklyLklyChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChc

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