Point Forecast: Sterling VA
 38.99N 77.41W (Elev. 99 m)
Last Update: 1:31 pm EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
Vent Rate (x1000 mph-m)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/16
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°C)252424242423232325272829313131313129282727262625
Dewpoint (°C)242424242323232324242525252525252424242424242424
Heat Index (°C)252424242425303234373838383734333129262625
Surface Wind (mph)222222235566789999877666
Wind DirSSSSSSSSSSSSSSSSSWSSSSSS
Gust
Sky Cover (%)385250625455545364547174545964767986797376646566
Precipitation Potential (%)755455554598152736496572595822222222
Relative Humidity (%)97971001009710010010097888580727070707075808585919497
Rain------------------------SChcChcChcChcLklyLklyLklyLklySChcSChcSChcSChc
Thunder------------------------SChcSChcChcChcLklyLklyLklyLklySChcSChcSChcSChc

Date07/17
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°C)252525252424242526272931323334343333323130292827
Dewpoint (°C)242424242323242424242424242323232323232424242424
Heat Index (°C)252525252424242526313336383939393938373735343230
Surface Wind (mph)666666666677788888776655
Wind DirSSWSWSWSWSWSWSWSWSWSWSWSWWWWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)666767656462554740393736435057575757575735343433
Precipitation Potential (%)222255555599999935353535353510101010
Relative Humidity (%)979494949494979494857468625654545658606670778288
RainSChcSChc------------------------ChcChcChcChcChcChc--------
ThunderSChcSChc------------------------ChcChcChcChcChcChc--------

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