Point Forecast: Riderwood MD
 39.4N 76.62W (Elev. 404 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)171819202122230001020304050607080910111213141516
Temperature (°F)868685827977767675747474747373757778808081828383
Dewpoint (°F)747473747473737374737373737373747575767677777776
Heat Index (°F)949492887977767675757778868688909291
Surface Wind (mph)665533322222222222335555
Wind DirSESESESESESESSESESESESESESESESESESSSESESSS
Gust
Sky Cover (%)635965413846456171706572747381838172737767838371
Precipitation Potential (%)453628202021224257472719233336302724274450747456
Relative Humidity (%)68686777858790909797979797100100979491888888858280
RainChcChcChcSChcSChcSChcSChcChcLklyChcChcSChcSChcChcChcChcChcSChcChcChcChcLklyLklyLkly
ThunderChcChcChcSChcSChcSChcSChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcChcChcChcLklyLklyLkly

Date07/15
Hour (EDT)171819202122230001020304050607080910111213141516
Temperature (°F)828179777675757474737373737374757779818283848484
Dewpoint (°F)767676747575747473737372727273747475757576767675
Heat Index (°F)89877977767575757779878991939392
Surface Wind (mph)532222221111111112223335
Wind DirSSESESWSWSSSSSSWSWSENEEEESESESESES
Gust
Sky Cover (%)808490907982858280777878797775737170687276808080
Precipitation Potential (%)697685606060606060404040404040393939393939707070
Relative Humidity (%)8285919097100971009710010097979797979088827980777774
RainLklyOcnlOcnlLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLkly
ThunderLklyLklyLklyChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChcChc

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