Fire Weather Forecast - Mercer County, WV

FNUS51 KRNK 031803
FWFRNK

Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
203 PM EDT Fri Jul 3 2026

.DISCUSSION...

...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT FOR FRIDAY 
AND SATURDAY FOR THE LOWER ELEVATIONS...

...EXTREME HEAT WARNING IN EFFECT FROM 11 AM to 8PM EDT TODAY
AND SATURDAY FOR PARTS OF SOUTH CENTRAL VIRGINIA AND NORTH
CENTRAL NORTH CAROLINA...

Heat risk increases to hazardous levels this week into the holiday  
weekend. Additional advisories/warnings have encompass much of the
region east of the Blue Ridge for the end of the week into the 
holiday weekend.

The mid-level ridge currently above us will facilitate warming
temperatures with highs in the 80s to lower 90s in the mountains
and upper 90s to around 100 for the foothills and piedmont. 
The hot temperatures will combine with elevated dewpoints around
68 to 72 to produce peak heat indices of 95 to 100 in the
mountains and 105 to 115 in the Foothills and Piedmont.

Increasing chances for showers and thunderstorms beginning 
today and into next week may cause issues with lightning- 
started fires.

WVZ042-040830-
Mercer-
Including the cities of Bluefield and Flat Top
203 PM EDT Fri Jul 3 2026

                      Tonight      Sat          Sat Night    Sun          

Cloud Cover           Pcldy        Pcldy        Pcldy        Pcldy        
Precip Type           None         Tstms        Tstms        Tstms        
Chance Precip (%)     0            50           30           60           
Chance of Thunder (%) 0            50           30           50           
Min/Max Temp          68           95           66           91           
Max/Min RH %          87           39           94           46           
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         0.04         0.03         0.07         
Precip Duration                    1            1            3            
Precip Begin                       2 PM         Continuing   2 PM         
Precip End                         Continuing   2 AM         Continuing   
Mixing Hgt(ft-agl)                 7450                      7050         
Transport Wnd (mph)                SW  6                     SW  5        
Vent Rate (mph-ft)                 44700                     35250        
Dispersion            Very Poor                 Very Poor                 
Max ADI Early         21 Fair      41 Gen Good  21 Fair      25 Fair      
Max ADI Late          1 Very Poor  57 Gen Good  2 Very Poor  37 Fair      
Max LVORI Early       5            6            5            8            
Max LVORI Late        6            2            7            3            

Remarks...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southwest winds around 5 mph.
.MONDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent.
Southwest winds around 5 mph. 
.MONDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. West winds around 5 mph. 
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
West winds around 5 mph. 
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. West winds around 5 mph. 
.WEDNESDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
West winds around 5 mph. 
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. West winds around 5 mph. 
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent. West
winds around 5 mph. 
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. West winds around 5 mph. 
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
West winds around 5 mph.

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