Point Forecast: Rockville MD
 39.08N 77.16W (Elev. 430 ft)
Last Update: 1:31 pm EDT Jul 15, 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  

Date07/16
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)777675757574737477798284868787888684828180797878
Dewpoint (°F)757574747473737476767676767677767676767675767675
Heat Index (°F)777675757577798993969899999693898785797878
Surface Wind (mph)222222233566788888776666
Wind DirSSSSSSSSSSSSSSSSSWSSSSSWSWS
Gust
Sky Cover (%)475459485558615461596884776370727684777475717068
Precipitation Potential (%)54755555551113202931445875615624242424
Relative Humidity (%)94979797979710010097918277727072687277828585919491
Rain------------------------SChcChcChcChcLklyOcnlLklyLklySChcSChcSChcSChc
Thunder------------------------SChcSChcChcChcLklyLklyLklyLklySChcSChcSChcSChc

Date07/17
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)787777777676767778808386899192929190898886848381
Dewpoint (°F)757474747373747475757575757474747373737475757676
Heat Index (°F)7877777776767677788590959910110210210098979795929187
Surface Wind (mph)666666677788888888776655
Wind DirSSWSWSWSWSWSWSWSWSWSWSWSWWWWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)686868656360534639394040455055555555555537353230
Precipitation Potential (%)242466666610101010101033333333333311111111
Relative Humidity (%)919090909090949091857770645856565658596370748085
RainSChcSChc------------------------ChcChcChcChcChcChc--------
ThunderSChcSChc------------------------ChcChcChcChcChcChc--------

Additional Forecasts and Information
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