Fire Weather Forecast - Mercer County, WV

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Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
324 AM EDT Tue Jul 21 2026

.DISCUSSION...


Scattered showers and thunderstorms look to continue in the
forecast through Wednesday, with more widespread shower and 
thunderstorm activity expected this afternoon and evening 
with the passage of a cold front. A moist and humid airmass looks
to hang around through Wednesday, with surface high pressure 
advecting much drier air into the region Wednesday night into 
Thursday. While minimum RH values don't look to change much 
during the afternoon hours due to cooler temperatures, the 
dewpoints across the region look to fall into the upper 50s to
low 60s areawide. Overall, there are no fire weather concerns at 
this time given the aforementioned moist airmass currently in 
place across the region.

WVZ042-212015-
Mercer-
Including the cities of Bluefield and Flat Top
324 AM EDT Tue Jul 21 2026

                      Today        Tonight      Wed          

Cloud Cover           Mcldy        Mcldy        Pcldy        
Precip Type           Tstms        Tstms        Tstms        
Chance Precip (%)     80           100          70           
Chance of Thunder (%) 70           70           20           
Max/Min Temp          81           66           77           
Min/Max RH %          69           98           71           
Wind 20ft/early(mph)  SW  6 G18    SW  7 G20    W  4         
Wind 20ft/late(mph)   SW  8 G21    W  5 G19     W  5         
Precip Amount         0.22         0.58         0.13         
Precip Duration       5            10           4            
Precip Begin          6 AM         Continuing   Continuing   
Precip End            Continuing   Continuing   Continuing   
Mixing Hgt(ft-agl)    3700                      4210         
Transport Wnd (mph)   SW 20                     W 13         
Vent Rate (mph-ft)    74000                     54730        
Dispersion                         Fair                      
Max ADI Early         68 Good      53 Gen Good  35 Fair      
Max ADI Late          72 Good      10 Poor      47 Gen Good  
Max LVORI Early       7            6            6            
Max LVORI Late        4            8            4            

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. North
winds around 5 mph. 
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
in the mid 70s. Minimum RH 61 percent. Northeast winds around
5 mph. 
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. East
winds 5 to 10 mph. 
.FRIDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
66 percent. Southeast winds 5 to 10 mph. 
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southeast
winds around 5 mph. 
.SATURDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 79 percent. South
winds around 5 mph. 
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds around 5 mph. 
.SUNDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 67 percent.
West winds around 5 mph. 
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. West winds
around 5 mph. 
.MONDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 67 percent. West winds
5 to 10 mph.

.OUTLOOK 8 TO 14 DAYS...
Temperatures above normal.  Precipitation near normal.
Radar