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)202122230001020304050607080910111213141516171819
Temperature (°F)828077777675747474747373757779818384858585838381
Dewpoint (°F)757574747474737473737373747576767677767676767575
Heat Index (°F)898577777675757779879194949494919087
Surface Wind (mph)553322222222222355553333
Wind DirSSESSSSSSSSESESESESSSSSSSSSSES
Gust
Sky Cover (%)545659616363657772637473676476675662757173768087
Precipitation Potential (%)313438414045312224232319151213193443545651647080
Relative Humidity (%)798590909497971009797100100979491858080757575807782
RainChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc----SChcChcChcChcLklyChcLklyLklyOcnl
ThunderChcChcChcChcChcChcSChcSChcSChc------------SChcChcChcChcLklyChcLklyLklyLkly

Date07/15
Hour (EDT)202122230001020304050607080910111213141516171819
Temperature (°F)797776767575747373737374757779818384858585848382
Dewpoint (°F)757575747474747372727273747475757575757575757575
Heat Index (°F)797776767575757779879092949494929089
Surface Wind (mph)222222222222222233553333
Wind DirNWSESESSSSWSWWNWNWNNENEEESESSSSSSS
Gust
Sky Cover (%)887577797878777879807673696766646973787878787878
Precipitation Potential (%)565656565656292929292929313131313131666666666666
Relative Humidity (%)88949794979710010097979797979088827774727272747779
RainLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLkly
ThunderChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChcChcChcChcChc

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