106  
FNUS71 KRNK 271013  
FWSRNK  
 
SPOT FORECAST FOR WALLACE TRACT FIELDS RX...USFS  
NATIONAL WEATHER SERVICE BLACKSBURG VA  
513 AM EST FRI FEB 27 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EST ON FEBRUARY 27.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
PATCHY FOG WILL CONTINUE FOR A FEW HOURS THIS MORNING, BUT WILL  
DISSIPATE SHORTLY AFTER SUNRISE, AND SIMILARLY FOR SATURDAY  
MORNING. SKIES WILL BE MOSTLY SUNNY FOR TODAY AND SATURDAY, WITH  
TEMPERATURES TRENDING WARMER EACH DAY. MINIMUM RELATIVE HUMIDITY  
WILL BE HIGHER THIS AFTERNOON THAN SATURDAY, NEAR 50% TODAY AND  
IN THE 30% RANGE TOMORROW, BUT RECOVERING TO 90% OR ABOVE  
OVERNIGHT TONIGHT.  
 
LIGHT NORTHWEST TO WESTERLY WINDS TODAY, LESS THAN 10 MPH. A  
LITTLE STRONGER WINDS TOMORROW, BETWEEN 10 TO 15 MPH DURING THE  
AFTERNOON, SO MORE DRYING EXPECTED TOMORROW THAN TODAY.  
 
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). AREAS OF FOG  
EARLY IN THE MORNING.  
CWR (0.01 IN).......0 PERCENT.  
MAX TEMPERATURE.....AROUND 53.  
MIN HUMIDITY........49 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......5200 FT AGL.  
MIXING WINDS........NORTHWEST 2 TO 3 MPH SHIFTING, THEN SHIFTING  
TO THE WEST 3 TO 6 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (1200 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (20800 KNOT-FT) IN THE  
AFTERNOON.  
LVORI...............6.  
ADI.................3 TO 27.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........41 47 44 33 27 21 28 13 11 10 9 12  
WEATHER COV.....ARS ARS ARS  
WEATHER TYPE....FOG FOG FOG  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............33 32 33 38 43 46 50 52 53 53 53 53  
RH..............97 99 98 90 79 69 59 53 52 49 49 50  
20 FT WIND DIR..N N N N NE S S S SW SW SW S  
20 FT WIND SPD..1 1 1 1 1 2 2 2 2 2 2 2  
20 FT WIND GUST.4 5 5 5 5 6 6 6 7 7 8 7  
MIX HGT (KFT)...0.4 0.4 0.7 1.1 1.6 2.7 3.8 4.8 5.0 5.1 5.2 3.6  
MIXNG WIND DIR..NW NW N N N N NW W W W W W  
MIXNG WIND SPD..3 3 3 2 2 2 3 3 3 5 5 6  
LVORI...........8 9 9 6 4 3 2 2 2 2 2 2  
ADI.............3 3 3 4 5 8 13 19 21 24 27 25  
VRATE MPH-FT/1K.1 1 2 3 4 7 11 17 19 21 24 21  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (60-70 PERCENT). PATCHY FOG AFTER  
3 AM.  
CWR (0.01 IN).......0 PERCENT.  
MIN TEMPERATURE.....AROUND 35.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
MIXING WINDS........SOUTHWEST 7 TO 8 MPH.  
SMOKE DISPERSAL.....POOR (2600 KNOT-FT).  
LVORI...............6.  
ADI.................3 TO 4.  
 
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........18 19 32 65 68 73  
WEATHER COV..... PATCHY  
WEATHER TYPE....NONE NONE NONE NONE NONE FOG  
TSTM COV........  
CWR.............0 0 0 0 0 0  
TEMP............49 43 40 39 38 38  
RH..............59 77 84 86 91 95  
20 FT WIND......S 2 S 1 S 1 SW 1 SW 1 SW 2  
20 FT WIND GUST.7 6 5 6 6 6  
MIX HGT (FT)....1900 500 500 500 500 500  
MIXING WIND......S 7 S 8 SW 7 SW 7 SW 7 W 8  
LVORI...........3 4 5 6 6 8  
ADI.............3 4 3 3 3 4  
VRATE MPH-FT/1K.13 4 4 3 3 4  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). PATCHY FOG EARLY  
IN THE MORNING.  
CWR (0.01 IN).......0 PERCENT.  
MAX TEMPERATURE.....AROUND 64.  
MIN HUMIDITY........36 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......6000 FT AGL.  
MIXING WINDS........WEST 7 TO 12 MPH.  
SMOKE DISPERSAL.....POOR (2900 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (54100 KNOT-FT) IN THE  
AFTERNOON.  
LVORI...............5.  
ADI.................6 EARLY IN THE MORNING INCREASING TO 70 IN THE  
AFTERNOON.  
 
TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........51 35 14 6 2 2  
WEATHER COV.....PATCHY PATCHY  
WEATHER TYPE....FOG FOG NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0 0 0  
TEMP............38 38 48 58 63 64  
RH..............97 96 71 48 38 37  
20 FT WIND......SW 2 SW 2 W 2 W 3 W 3 W 3  
20 FT WIND GUST.6 6 8 10 10 10  
MIX HGT (FT)....500 700 1400 3800 5300 6000  
MIXING WIND......W 7 W 7 W 7 W 9 W 12 W 10  
LVORI...........7 6 3 1 1 1  
ADI.............6 7 12 43 67 69  
VRATE MPH-FT/1K.4 5 10 35 58 62  
 

 
FORECASTER...SAVA  
REQUESTED BY...AARON STROBEL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2604122.2/RNK  
.DELDT 02/27/26  
.FORMATTERVERSION 2.0.0  
.EMAIL AARON.P.STROBEL@USDA.GOV,JAMES.COLLETT@USDA.GOV  
 
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