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
225 PM EDT Tue Sep 22 2026

.DISCUSSION...
Unsettled weather is expected to continue with several rounds of
showers bringing some much needed rainfall. Rainfall amounts
may average around an inch or so for much of the area through 
Thursday, with drier air arriving Thursday afternoon through 
Saturday. Below normal temperatures and high minimum relative 
humidity values linger, keeping fire concerns low.

WVZ042-222015-
Mercer-
Including the cities of Bluefield and Flat Top
225 PM EDT Tue Sep 22 2026

                      Today        Tonight      Wed          

Cloud Cover           Mcldy        Mcldy        Mcldy        
Precip Type           Tstms        Tstms        Rain         
Chance Precip (%)     100          80           60           
Chance of Thunder (%) 50           50           0            
Max/Min Temp          73           55           60           
Min/Max RH %          83           97           91           
Wind 20ft/early(mph)  Lgt/Var      E  4 G17     E  7 G22     
Wind 20ft/late(mph)   Lgt/Var      E  6 G21     E  6 G20     
Precip Amount         0.28         0.11         0.18         
Precip Duration       6            4            4            
Precip Begin          6 AM         Continuing   Continuing   
Precip End            Continuing   Continuing   Continuing   
Mixing Hgt(ft-agl)    2650                      1740         
Transport Wnd (mph)   S  3                      E 12         
Vent Rate (mph-ft)    7950                      20880        
Dispersion                         Fair                      
Max ADI Early         12 Poor      21 Fair      18 Gen Poor  
Max ADI Late          23 Fair      11 Poor      23 Fair      
Max LVORI Early       9            8            7            
Max LVORI Late        6            8            5            

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Rain. Lows in the upper 40s. East winds 10 to
15 mph. 
.THURSDAY...Rain. Highs around 60. Minimum RH 80 percent. East
winds 5 to 10 mph. 
.THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. East winds
around 5 mph. 
.FRIDAY...Sunny. Highs in the mid 60s. Minimum RH 49 percent.
Northeast winds around 5 mph. 
.FRIDAY NIGHT...Mostly clear. Lows in the lower 40s. North winds
around 5 mph. 
.SATURDAY...Sunny. Highs in the mid 60s. Minimum RH 50 percent.
Northwest winds around 5 mph. 
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. Northwest
winds around 5 mph. 
.SUNDAY...Mostly sunny. Highs in the mid 60s. Minimum RH
60 percent. Northwest winds around 5 mph. 
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northwest
winds around 5 mph. 
.MONDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
61 percent. Northwest winds around 5 mph.

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

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