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  

Date07/1507/16
Hour (EDT)192021222300010203040506070809101112131415161718
Temperature (°F)888580787777767575757473747779828486878788868482
Dewpoint (°F)757575757575757474747373747676767676767776767676
Heat Index (°F)989485787777767575757779899396989999969389
Surface Wind (mph)332222222222335667888887
Wind DirSESESSSSSSSSSSSSSSSSSSSSWSS
Gust
Sky Cover (%)585235374647545948555861546159688477637072768477
Precipitation Potential (%)2394445475555555111320293144587561
Relative Humidity (%)66728591949497979797971001009791827772707268727782
RainSChc--------------------------------SChcChcChcChcLklyOcnlLkly
ThunderSChc--------------------------------SChcSChcChcChcLklyLklyLkly

Date07/17
Hour (EDT)192021222300010203040506070809101112131415161718
Temperature (°F)818079787878777777767676777880838689919292919089
Dewpoint (°F)767576767575747474737374747575757575747474737373
Heat Index (°F)8785797878787777777676767778859095991011021021009897
Surface Wind (mph)766666666666777888888887
Wind DirSSSWSWSSSWSWSWSWSWSWSWSWSWSWSWSWWWWSWSWSW
Gust
Sky Cover (%)747571706868686865636053463939404045505555555555
Precipitation Potential (%)562424242424246666661010101010103333333333
Relative Humidity (%)858591949191909090909094909185777064585656565859
RainLklySChcSChcSChcSChcSChcSChc------------------------ChcChcChcChcChc
ThunderLklySChcSChcSChcSChcSChcSChc------------------------ChcChcChcChcChc

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