Point Forecast: Merrimac VA
 37.2N 80.41W (Elev. 2096 ft)
Last Update: 9:30 pm EDT Jul 14, 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  

Date07/1407/15
Hour (EDT)212223000102030405060708091011121314151617181920
Temperature (°F)757372707069696868686870727578818382828282817876
Dewpoint (°F)707070706969696868686870717172717171717171717170
Heat Index (°F)7578858887878786857876
Surface Wind (mph)222211111111112233355633
Wind DirWNWSWSWWSWWWWSWNWSWSWSWSWSWSWSWSSESESESESE
Gust
Sky Cover (%)564768765957555250646865524842534454565947535544
Precipitation Potential (%)36281817141210876523414231952545959605725
Relative Humidity (%)889195979810010010099100100100968780736768696970717884
RainChcChcSChcSChc----------------------SChcSChcChcChcLklyLklyLklyLklyChc
ThunderChcChcSChcSChc----------------------SChcSChcChcChcLklyLklyLklyLklyChc

Date07/16
Hour (EDT)212223000102030405060708091011121314151617181920
Temperature (°F)747272717070706969697071737679818283848483828078
Dewpoint (°F)717170707070706969697071717272727271717171717170
Heat Index (°F)7679858788898988868378
Surface Wind (mph)232222212222233556666655
Wind DirSESSWSWSWSWSSSSSWSWSWSWSWSWSSSSSSSS
Gust
Sky Cover (%)484144574330626057565456565656576086868686868668
Precipitation Potential (%)262423232310101010101034343434343478787878787830
Relative Humidity (%)9094969899100100100100100100100948780757067666768707376
RainChcSChcSChcSChcSChc------------ChcChcChcChcChcChcOcnlOcnlOcnlOcnlOcnlOcnlChc
ThunderChcSChcSChcSChcSChc------------------ChcChcChcChcChcChcLklyLklyLklyChc

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