Point Forecast: Rockville MD
 39.08N 77.16W (Elev. 430 ft)
Last Update: 7:31 am 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)080910111213141516171819202122230001020304050607
Temperature (°F)757779818385868786858483818078777676747574747374
Dewpoint (°F)747475757575747575757575757575757575747474747374
Heat Index (°F)75777987909494969594929087857877767675
Surface Wind (mph)222233322333332222222335
Wind DirNNNNNNNESESESESSESSSSSSSSSSSS
Gust
Sky Cover (%)516647493934445363675758553849364444405442536155
Precipitation Potential (%)7334715212945503537172020168666781012
Relative Humidity (%)97908882777268687072747782859194979710097100100100100
Rain----------SChcSChcChcChcChcChcChcSChcSChcSChcSChc----------------
Thunder----------SChcSChcChcChcChcChcChcSChcSChcSChc------------------

Date07/17
Hour (EDT)080910111213141516171819202122230001020304050607
Temperature (°F)767981838587888887868583817978777676767575757576
Dewpoint (°F)757677777776767676767676767675757574747474747475
Heat Index (°F)767988929698999998969491877978777676767575757576
Surface Wind (mph)567778888887776666666667
Wind DirSSWSWSSSSSSSSSSSSSSSWSWSWSWSWSWSW
Gust
Sky Cover (%)536867667075797979797979757168646566676053464442
Precipitation Potential (%)303030303030686868686868272727272727999999
Relative Humidity (%)979188827770686870727580859191949794949797979797
RainChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChcChcChc------------
Thunder------ChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChcChcChc------------

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