Point Forecast: Rockville MD
 39.08N 77.16W (Elev. 430 ft)
Last Update: 7:31 pm EDT Jul 16, 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  

Date07/1607/17
Hour (EDT)202122230001020304050607080910111213141516171819
Temperature (°F)827978777777767676767575788185889091939493939188
Dewpoint (°F)767675757574747474737373757475757473747372727273
Heat Index (°F)89797877777776767676757578869498991001031031011019996
Surface Wind (mph)66666677777787891010101010111110
Wind DirSSSWSSSSSWSWSWSWSWSWSWWWWWWWWSWSW
Gust18202021202020
Sky Cover (%)908681838380748375675033111625302525414233505723
Precipitation Potential (%)596254422929251918543211037121118251712
Relative Humidity (%)829191949490949494909494917972666056545151515461
RainLklyLklyChcChcChcChcChcSChcSChc----------------------SChcChcSChc--
ThunderLklyLklyChcChcChcChc----------------------------SChcChcSChc--

Date07/18
Hour (EDT)202122230001020304050607080910111213141516171819
Temperature (°F)878482818077767676757676777981838586878786858482
Dewpoint (°F)747574737373737272717172727272727271717172727272
Heat Index (°F)959288868477767676757676777985889191939392919087
Surface Wind (mph)766665555556666667777655
Wind DirSWSWWWWWWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWN
Gust
Sky Cover (%)524750524845414242434138364146515355575962646261
Precipitation Potential (%)101010101010101010101010101010101010343434343434
Relative Humidity (%)657477777987908787878587857974706561595963656772
Rain------------------------------------ChcChcChcChcChcChc
Thunder------------------------------------ChcChcChcChcChcChc

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