Fire Weather Forecast - Mercer County, WV

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FNUS51 KRNK 201929
FWFRNK

Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
329 PM EDT Sun Sep 20 2026

.DISCUSSION...

Unsettled weather is expected early this week 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 Wednesday. Cooler temperatures follow
for mid to late week.

WVZ042-210815-
Mercer-
Including the cities of Bluefield and Flat Top
329 PM EDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue          

Cloud Cover           Pcldy        Mcldy        Mcldy        Mcldy        
Precip Type           None         Tstms        Tstms        Tstms        
Chance Precip (%)     0            70           70           80           
Chance of Thunder (%) 0            50           50           50           
Min/Max Temp          63           80           62           73           
Max/Min RH %          99           64           100          81           
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var      
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var      
Precip Amount         0.00         0.17         0.21         0.27         
Precip Duration                    4            6            6            
Precip Begin                       7 AM         Continuing   Continuing   
Precip End                         Continuing   Continuing   Continuing   
Mixing Hgt(ft-agl)                 4120                      2570         
Transport Wnd (mph)                W  7                      SE  3        
Vent Rate (mph-ft)                 28840                     7710         
Dispersion            Very Poor                 Very Poor                 
Max ADI Early         15 Gen Poor  24 Fair      4 Very Poor  9 Poor       
Max ADI Late          3 Very Poor  31 Fair      4 Very Poor  12 Poor      
Max LVORI Early       6            10           8            9            
Max LVORI Late        8            3            8            5            

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Showers. Lows in the upper 50s. East winds 5 to
10 mph. 
.WEDNESDAY...Showers. Highs in the lower 60s. Minimum RH
97 percent. East winds 5 to 10 mph. 
.WEDNESDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 50s. East winds 5 to 10 mph. 
.THURSDAY...Mostly cloudy with a chance of showers. Highs in the
lower 60s. Minimum RH 97 percent. East winds 5 to 10 mph. 
.THURSDAY NIGHT...Mostly cloudy. Lows around 50. East winds
around 5 mph. 
.FRIDAY...Partly sunny. Highs in the mid 60s. Minimum RH
75 percent. Northeast winds around 5 mph. 
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. North winds
around 5 mph. 
.SATURDAY...Mostly sunny. Highs in the mid 60s. Minimum RH
59 percent. Northwest winds around 5 mph. 
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northwest
winds around 5 mph. 
.SUNDAY...Mostly sunny. Highs around 70. Minimum RH 57 percent.
Northwest winds around 5 mph.

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

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