Point Forecast: Riderwood MD
 39.4N 76.62W (Elev. 404 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)747779818384858685848483817978777676757574747374
Dewpoint (°F)737474757575757576757575757575757575747474747374
Heat Index (°F)77798790929495949292908779787776767575
Surface Wind (mph)222222223333322222222222
Wind DirNNNNNESESESESESSESSSSSSSSSSSSS
Gust
Sky Cover (%)375450473736485065595251514535442626393245565758
Precipitation Potential (%)8766716172448382227111419141211161418181712
Relative Humidity (%)9790858277747270757474778288919497979797100100100100
Rain----------SChcSChcSChcChcChcSChcChc----SChc------SChc--SChcSChcSChc--
Thunder----------SChcSChcSChcChcChcSChcChc----SChc------------------

Date07/17
Hour (EDT)080910111213141516171819202122230001020304050607
Temperature (°F)767981838485858585848382818078777676767575757576
Dewpoint (°F)757677777777777776767676767675757574747474747475
Heat Index (°F)767988929496969694939189878678777676767575757576
Surface Wind (mph)335677777776665555556666
Wind DirSSSSSSSSSSSSSSSSSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)626263636976828282828282827977747169666563625650
Precipitation Potential (%)434343434343737373737373373737373737131313131313
Relative Humidity (%)979188828077777775778082858891949794949797979797
RainChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChcChcChc------------
Thunder------ChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChcChcChc------------

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