Point Forecast: Silver Spring MD
 39N 77.03W (Elev. 344 ft)
Last Update: 4:30 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)050607080910111213141516171819202122230001020304
Temperature (°F)737273757779828385868687858483828078777776757574
Dewpoint (°F)727273747475757575757575757575757575757475747474
Heat Index (°F)7577798990949595969492908985787777767575
Surface Wind (mph)222222223333555532222222
Wind DirNWNNNWNNNNESESESSESESSSSSSSSSSS
Gust
Sky Cover (%)545867575549545243575765695757533842434835474648
Precipitation Potential (%)1210117445101828354753353615191817136989
Relative Humidity (%)971001009790887977727070687274777985919490979797100
Rain----------------SChcChcChcChcChcChcChcSChcSChcSChcSChc----------
Thunder----------------SChcChcChcChcChcChcChcSChcSChcSChcSChc----------

Date07/17
Hour (EDT)050607080910111213141516171819202122230001020304
Temperature (°F)747474777981838586878787868584828078777777777776
Dewpoint (°F)747374757676767676767676767675757575757574747474
Heat Index (°F)777987919496989898969492898578777777777776
Surface Wind (mph)335666788999988776666666
Wind DirSSSSSWSWSSSSSSSSSSSSSSSWSWSWSW
Gust
Sky Cover (%)485440556966626773787878787878757270676868696051
Precipitation Potential (%)121313323232323232676767676767262626262626888
Relative Humidity (%)10097100949185807572707070727574798591949490909094
Rain------ChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChcChcChc------
Thunder------------ChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChcChcChc------

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