233  
FNUS74 KMRX 210809  
FWSMRX  
 
SPOT FORECAST FOR COON CREEK...USFS  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
409 AM EDT SAT MAR 21 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0500 EDT ON MARCH 21.  
 
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 WEATHER IS FORECAST TODAY THROUGH SUNDAY. MINIMUM RH WILL BE  
AROUND THE MID 30S PERCENT BOTH DAYS. WINDS PRIMARILY OUT OF THE  
SOUTHWEST. GUSTS SUNDAY AFTERNOON COULD REACH NEAR 17 MPH.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........35 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH LATE  
IN THE AFTERNOON.  
MIXING HEIGHT.......4300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 9 TO 18 MPH.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........51 52 52 41 32 20 24 17 12 16 16 17  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............56 56 55 58 64 68 71 74 77 78 80 80  
RH..............69 72 77 72 63 57 51 46 42 39 35 35  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..2 2 2 2 2 3 4 4 5 5 6 6  
20 FT WIND GUST.10 8 7 8 8 10 10 11 11 12 13 13  
MIX HGT (KFT)...0.2 0.2 0.2 0.3 1.1 1.6 1.8 2.5 3.2 3.8 4.3 4.2  
TRANSP WIND DIR.SW SW SW SW W W W W W W W W  
TRANSP WIND SPD.12 10 9 9 13 13 12 13 14 16 17 18  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).  
MIN TEMPERATURE.....AROUND 59.  
MAX HUMIDITY........87 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 12 TO 20 MPH DECREASING TO AROUND 10  
MPH AFTER 3 AM.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........13 23 33 26 26 30 33 41 29 22 22 24  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............78 76 74 69 67 66 66 64 63 62 62 61  
RH..............38 40 44 55 61 65 68 73 75 78 78 81  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..5 4 3 3 3 2 2 2 2 2 2 2  
20 FT WIND GUST.12 11 10 10 10 10 10 8 8 8 8 8  
MIX HGT (KFT)...3.7 1.1 0.4 0.3 0.4 0.3 0.4 0.3 0.3 0.2 0.2 0.2  
TRANSP WIND DIR.W SW SW SW SW W W SW SW SW SW SW  
TRANSP WIND SPD.20 14 12 12 12 13 14 12 12 12 10 10  
   
SUNDAY
 
 
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH WITH  
GUSTS TO AROUND 17 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......4900 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 9 TO 17 MPH INCREASING TO 20 TO 24  
MPH LATE IN THE AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..2 2 2 2 3 4 5 6 6 6 7 7  
20 FT WIND GUST.7 7 7 8 10 11 12 14 14 16 17 17  
MIX HGT (KFT)...0.2 0.1 0.1 0.5 1.1 1.9 2.6 3.3 3.8 4.5 4.9 4.8  
TRANSP WIND DIR.S S S SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.10 10 9 9 10 13 15 17 20 22 24 24  
 

 
FORECASTER...KERRIE SIMMONS  
REQUESTED BY...MATT DERSTINE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2606613.2/MRX  
.DELDT 03/21/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MATTHEW.DERSTINE@USDA.GOV,BRIAN.MATOY@USDA.GOV,CNFSOUTHZONEFIRE@GMAIL.COM,CHARLES.DANIELS@USDA.GOV  
 
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