986  
FNUS71 KRNK 230951  
FWSRNK  
 
SPOT FORECAST FOR BACK CREEK WILDFIRE...USFS  
NATIONAL WEATHER SERVICE BLACKSBURG VA  
451 AM EST SUN NOV 23 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 EST ON NOVEMBER 23.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
DRY CONDITIONS ARE FORECAST THROUGH MONDAY NIGHT DAY AS HIGH  
PRESSURE MAKES ITS WAY EAST FROM THE CENTRAL PLAINS REGION.  
MINIMUM RH VALUES TODAY DROP TO AROUND 40 TO 55 PERCENT AT THE  
FIRE SITE BEGINNING LATE MORNING INTO THIS AFTERNOON, WITH RECOVERY  
INTO THE 65 TO 80 PERCENT RANGE OVERNIGHT. , AND DROP TO 28 TO 35  
PERCENT MONDAY AFTERNOON AT THE FIRE SITE. WINDS WILL BE WNW WITH  
SPEEDS LESS THAN 10 MPH, HOWEVER GUSTS WILL RANGE FROM 15 MPH TO  
LOCALLY 25 MPH AT TIMES TODAY, BECOME LIGHTER MONDAY, AND THEN  
GUSTY AGAIN TUESDAY AHEAD OF THE NEXT WEATHER SYSTEM. THE NEXT  
WETTING RAIN CHANCE WILL BE TUESDAY THROUGH WEDNESDAY NIGHT.  
 
   
TODAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT). PATCHY FOG EARLY IN THE  
MORNING.  
CWR (0.01 IN).......0 PERCENT.  
MAX TEMPERATURE.....AROUND 54.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 7 MPH WITH GUSTS  
TO AROUND 18 MPH IN THE LATE MORNING AND  
AFTERNOON.  
MIXING HEIGHT.......3800 FT AGL.  
MIXING WINDS........WEST 5 TO 12 MPH INCREASING TO NORTHWEST 20 TO  
29 MPH.  
SMOKE DISPERSAL.....POOR (3300 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (91900 KNOT-FT) IN THE  
AFTERNOON.  
LVORI...............4.  
ADI.................5 EARLY IN THE MORNING INCREASING TO 102 IN THE  
AFTERNOON.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........20 19 18 21 15 10 10 7 5 7 9 9  
WEATHER COV.....PTY  
WEATHER TYPE....FOG  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............38 39 40 43 48 52 53 54 54 54 52 50  
RH..............95 92 83 74 61 51 48 45 47 41 42 46  
20 FT WIND DIR..W W W W W W W W W NW NW W  
20 FT WIND SPD..2 2 2 3 5 6 6 7 6 6 6 5  
20 FT WIND GUST.6 6 10 11 13 16 18 18 18 18 18 16  
MIX HGT (KFT)...0.8 0.8 0.9 1.3 2.3 2.9 3.5 3.8 3.7 3.5 2.9 1.9  
MIXNG WIND DIR..W W W W W W W W W NW NW NW  
MIXNG WIND SPD..6 5 6 8 12 17 23 28 29 28 24 20  
LVORI...........7 6 4 3 1 1 1 1 1 1 1 1  
ADI.............6 5 7 14 32 54 81 100 102 95 76 47  
VRATE MPH-FT/1K.4 4 5 11 27 50 82 104 106 95 70 37  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CWR (0.01 IN).......0 PERCENT.  
MIN TEMPERATURE.....AROUND 29.  
MAX HUMIDITY........85 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......AS LOW AS 700 FT AGL.  
MIXING WINDS........NORTHWEST 6 TO 15 MPH.  
SMOKE DISPERSAL.....FAIR (17300 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (3300 KNOT-FT) LATE IN THE  
NIGHT.  
LVORI...............4.  
ADI.................2 TO 7.  
 
TIME (EST) 6 PM 10 PM 2 AM  
SKY (%).........8 7 6  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0  
TEMP............45 39 33  
RH..............55 74 83  
20 FT WIND......W 4G14 W 2G8 W 1G6  
MIX HGT (FT)....1300 1100 1000  
MIXING WIND......NW 15 NW 9 NW 9  
LVORI...........3 3 5  
ADI.............7 4 4  
VRATE MPH-FT/1K.20 10 9  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
CWR (0.01 IN).......0 PERCENT.  
MAX TEMPERATURE.....AROUND 57.  
MIN HUMIDITY........27 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......2700 FT AGL.  
MIXING WINDS........NORTHWEST 1 TO 5 MPH SHIFTING TO THE SOUTH 6 TO  
9 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (1200 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (20600 KNOT-FT) IN THE  
AFTERNOON.  
LVORI...............4.  
ADI.................2 TO 30.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........8 9 3 11 18 25 31 38 41 45 48 52  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............31 30 32 38 46 51 54 56 57 56 54 51  
RH..............85 85 83 65 48 38 32 28 27 28 31 36  
20 FT WIND DIR..W W W W SW SW S S S S S S  
20 FT WIND SPD..1 1 1 1 1 2 2 3 3 3 3 2  
20 FT WIND GUST.5 5 4 4 4 4 6 6 6 7 7 7  
MIX HGT (KFT)...0.7 0.8 0.7 0.9 1.2 1.6 2.0 2.4 2.7 2.2 1.6 1.4  
MIXNG WIND DIR..NW NW NW W W SW S S S S S S  
MIXNG WIND SPD..5 5 3 1 1 3 6 8 9 9 8 7  
LVORI...........5 5 5 3 2 2 2 2 2 2 2 2  
ADI.............5 5 3 2 2 6 14 25 30 24 17 12  
VRATE MPH-FT/1K.4 3 2 1 1 5 11 20 24 19 13 9  
 

 
 
FORECASTER...HANES  
REQUESTED BY...MARCUS SEWELL  
TYPE OF REQUEST...WILDFIRE  
.TAG 2526163.5/RNK  
.DELDT 11/23/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MARCUS.SEWELL@USDA.GOV  
 
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