079  
FNUS74 KMRX 200826  
FWSMRX  
 
SPOT FORECAST FOR FINGERBOARD...USFS  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
426 AM EDT FRI MAR 20 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON MARCH 20.  
 
IF CONDITIONS BECOME UNREPRESENTATIVE,CONTACT THE NATIONAL WEATHER  
SERVICE...AT 1-800-697-0075. IF POSSIBLE, PLEASE PROVIDE FEEDBACK  
FOR EVERY SPOT FORECAST REQUEST.  
   
DISCUSSION  
 
DRY TODAY AND TONIGHT WITH WINDS SITUATING OUT OF THE SOUTHWEST  
EARLY THIS AFTERNOON. MINIMUM RH IN THE 30 PERCENT RANGE. SHOWERS  
AND THUNDERSTORM CHANCES INCREASE FOR MIDDLE OF THE DAY SATURDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 6 TO 7 MPH LATE  
IN THE MORNING.  
MIXING HEIGHT.......4400 FT AGL.  
TRANSPORT WINDS.....SOUTH 8 TO 9 MPH SHIFTING TO THE SOUTHWEST 12  
TO 21 MPH LATE IN THE MORNING.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........3 2 21 20 33 44 40 38 30 42  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............42 44 52 59 64 67 70 71 71 73  
RH..............79 79 56 47 45 40 36 35 35 33  
20 FT WIND DIR..SE SE SE S SW SW SW SW SW SW  
20 FT WIND SPD..3 4 4 6 6 6 7 7 7 7  
20 FT WIND GUST.5 6 6 10 10 10 12 12 12 12  
MIX HGT (KFT)...0.3 0.6 1.0 2.3 3.1 3.8 4.1 4.0 4.4 4.4  
TRANSP WIND DIR.SE S S SW SW SW SW SW SW SW  
TRANSP WIND SPD.9 8 9 12 15 17 18 18 20 21  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).  
MIN TEMPERATURE.....AROUND 54.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH BECOMING LIGHT.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 13 TO 22 MPH DECREASING TO 10 TO 12  
MPH IN THE LATE EVENING AND OVERNIGHT.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........43 49 20 32 31 36 48 48 50 38 40 44  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............71 70 67 62 60 59 58 58 57 56 56 55  
RH..............35 36 42 50 53 62 69 69 75 74 77 80  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..6 6 5 5 5 5 5 5 5 5 5 4  
20 FT WIND GUST.10 10 6 8 10 12 14 14 14 13 12 11  
MIX HGT (KFT)...3.6 1.1 0.7 0.6 0.7 0.6 0.6 0.6 0.6 0.5 0.5 0.5  
TRANSP WIND DIR.SW SW SW SW SW W W W W W W W  
TRANSP WIND SPD.22 14 13 12 12 12 12 12 12 12 12 10  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). CHANCE OF RAIN  
SHOWERS LATE IN THE AFTERNOON. SLIGHT CHANCE OF  
THUNDERSTORMS LATE IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST AROUND 5 MPH LATE IN  
THE AFTERNOON, THEN BECOMING LIGHT LATE IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......4900 FT AGL.  
TRANSPORT WINDS.....WEST 9 TO 14 MPH.  
RAINFALL AMOUNT.....0.14 INCHES.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........43 45 60 44 45 45 40 34 29 27 25 23  
WEATHER COV..... CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........ SCH  
TEMP............55 55 54 56 61 66 70 73 76 78 79 78  
RH..............83 83 90 83 72 63 55 49 45 42 41 43  
20 FT WIND DIR..S S S S SW SW W W W W W W  
20 FT WIND SPD..4 4 4 4 4 4 4 5 5 5 5 4  
20 FT WIND GUST.11 10 10 10 10 10 10 11 11 11 11 11  
MIX HGT (KFT)...0.4 0.4 0.4 0.7 1.3 2.0 2.7 3.3 3.8 4.5 4.9 4.8  
TRANSP WIND DIR.W W SW SW W W W W W W W W  
TRANSP WIND SPD.10 9 9 9 10 12 12 10 10 12 13 14  
 
 
FORECASTER...KERRIE SIMMONS  
REQUESTED BY...BRIAN MATOY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2606608.0/MRX  
.DELDT 03/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CNFSOUTHZONEFIRE@GMAIL.COM,DAVID.DUBE@USDA.GOV,MATTHEW.DERSTINE@USDA.GOV,BRIAN.MATOY@USDA.GOV,CHARLES.DANIELS@USDA.GOV  
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