Point Forecast: Merrimac VA
 37.2N 80.41W (Elev. 2096 ft)
Last Update: 2:00 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)
Pressure (in)
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index
Turner Stability Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (EDT)020304050607080910111213141516171819202122230001
Temperature (°F)696968676868697276798182838282808079777473727170
Dewpoint (°F)686767666667687070727172717172717171717070707070
Heat Index (°F)7679858687878684847977
Surface Wind (mph)111111111122333333322222
Wind DirNWWWWNWNWSWSSWSWSWSSWSWSWSSESESESESSWSWSW
Gust
Sky Cover (%)263047606266635055405152658182827665616258535245
Precipitation Potential (%)1111865334461422497172736449424337302314
Relative Humidity (%)9695979795969692847972716768717572768388939697100
Rain----------------------SChcChcLklyLklyLklyLklyChcChcChcChcChcSChc--
Thunder----------------------SChcChcLklyLklyLklyLklyChcChcChcChcSChcSChc--

Date07/17
Hour (EDT)020304050607080910111213141516171819202122230001
Temperature (°F)696969686869707376798283848484838280787775747372
Dewpoint (°F)696968686868707172727272717171717272717170707070
Heat Index (°F)76828688898989888684787775
Surface Wind (mph)222222235566777776556665
Wind DirSWWSWSWSWSWSWSWSWSWSWSSSSSWSWSSSSSWSWSW
Gust
Sky Cover (%)385459553434566059576168726861575863676865615855
Precipitation Potential (%)11911989111417232935435159675951353535353535
Relative Humidity (%)991009910010099989487787269666566687175798285889092
Rain----------------SChcSChcChcChcChcChcLklyLklyLklyChcChcChcChcChcChcChc
Thunder--------------------SChcChcChcChcLklyLklyLklyChcChcChcChcSChcSChcSChc

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