Point Forecast: Silver Spring MD
 39.02N 77.03W (Elev. 308 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)181920212223000102030405060708091011121314151617
Temperature (°F)858482797876767575747474737375777981838485858584
Dewpoint (°F)747575747474737473737373737375767676767776767676
Heat Index (°F)93928979787676757575777987919494949493
Surface Wind (mph)666533222222222223556555
Wind DirSESSESESSSSSSSSESESESESSSSSSSESESE
Gust
Sky Cover (%)596750545761606474676369787975655973616375777379
Precipitation Potential (%)383225313642404632202627282316141518344562655968
Relative Humidity (%)707479858894909794979797100100100979185808075757577
RainChcChcChcChcChcChcChcChcChcSChcChcChcChcSChcSChc--SChcSChcChcChcLklyLklyLklyLkly
ThunderChcChcChcChcChcChcChcChcSChcSChcSChc------SChc--SChcSChcChcChcLklyLklyLklyLkly

Date07/15
Hour (EDT)181920212223000102030405060708091011121314151617
Temperature (°F)838279787776757574737373737475777981838485868685
Dewpoint (°F)757674757575757474737272727374747575757676767575
Heat Index (°F)908979787776757575777987909394969594
Surface Wind (mph)332222222222222222335555
Wind DirSESSNESSSSSWSWSWSSEEEESESESSSSS
Gust
Sky Cover (%)828585727883828180807979777472727272747779797979
Precipitation Potential (%)727758585858585832323232323235353535353568686868
Relative Humidity (%)778285919497100971001009797979797908882777775727072
RainLklyOcnlLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLkly
ThunderLklyLklyChcChcChcChcChcChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcChcChcChcChc

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