787  
FNUS74 KMRX 251558  
FWSMRX  
 
SPOT FORECAST FOR CUMMINS BRANCH...USFS  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
1158 AM EDT WED MAR 25 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0000 EDT ON MARCH 26.  
 
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  
 
THIS REQUEST WAS DATED TOMORROW FOR A DELIVERY TIME OF TODAY. SO THE  
FORECAST STARTS AT MIDNIGHT TONIGHT. IF THIS IS NOT WHAT YOU NEED,  
PLEASE RESUBMIT A REQUEST WITH THE VALID TIMES.  
NEAR SEASONAL TO ABOVE NORMAL TEMPERATURES AND MOSTLY DRY CONDITIONS  
THROUGH THURSDAY. AN APPROACHING COLD FRONT WILL INCREASE THE  
CHANCES OF SHOWERS FRIDAY, MAINLY NORTH OF INTERSTATE 40.  
 
 
   
THURSDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
MOSTLY SUNNY (45-55 PERCENT) THEN BECOMING  
PARTLY SUNNY (50-60 PERCENT) THEN BECOMING  
MOSTLY SUNNY (30-40 PERCENT) THEN BECOMING  
SUNNY (10-20 PERCENT).  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH SHIFTING TO THE  
SOUTHWEST LATE IN THE MORNING, THEN SHIFTING TO  
THE WEST 6 TO 7 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......4500 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 8 MPH SHIFTING TO THE WEST 10 TO  
18 MPH IN THE LATE MORNING AND AFTERNOON.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (EDT) MID 1AM 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........42 47 50 55 51 49 49 54 51 36 16 20 11 21 21 16 12 8  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............53 52 51 51 51 51 50 50 51 53 59 64 69 72 75 76 77 77  
RH..............59 62 67 68 71 73 77 79 80 77 68 60 53 49 45 44 42 41  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE S SW SW W W W W W  
20 FT WIND SPD..6 6 6 6 6 6 6 6 6 6 6 6 6 6 7 7 7 7  
20 FT WIND GUST.10 10 10 10 10 10 10 10 10 10 11 12 13 14 14 14 14 14  
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.3 1.1 2.3 3.3 3.9 4.4 4.4 4.5 4.5  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE S SW W W W W W W W  
TRANSP WIND SPD.8 8 8 8 8 8 8 7 7 7 10 13 17 17 18 17 18 18  
   
THURSDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
MIN TEMPERATURE.....AROUND 57.  
MAX HUMIDITY........87 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 6 MPH SHIFTING TO THE SOUTH  
EARLY IN THE EVENING.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....WEST 8 TO 16 MPH SHIFTING TO THE SOUTH 7 TO 8  
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 (%).........14 12 7 16 12 7 12 17 22 24 27 29  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............76 74 71 68 65 63 61 60 59 58 57 57  
RH..............43 46 52 56 61 66 71 75 78 80 83 83  
20 FT WIND DIR..W W SW S S S S S S S S SW  
20 FT WIND SPD..6 6 6 6 6 6 6 6 6 6 6 6  
20 FT WIND GUST.14 12 10 10 10 10 10 10 10 10 10 11  
MIX HGT (KFT)...3.2 0.8 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.W W SW S S S S S S S SW SW  
TRANSP WIND SPD.16 10 8 7 7 8 8 8 8 8 8 8  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (70-80 PERCENT). RAIN SHOWERS  
LIKELY LATE IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........49 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH WITH GUSTS TO AROUND  
16 MPH SHIFTING TO THE WEST 6 TO 11 MPH WITH  
GUSTS TO AROUND 20 MPH IN THE LATE MORNING AND  
AFTERNOON.  
MIXING HEIGHT.......4300 FT AGL.  
TRANSPORT WINDS.....WEST 9 TO 17 MPH INCREASING TO AROUND 15 MPH  
LATE IN THE AFTERNOON.  
RAINFALL AMOUNT.....0.10 INCHES.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........26 23 20 23 27 30 40 49 59 65 72 78  
WEATHER COV..... LKY LKY LKY LKY  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........  
TEMP............57 57 59 62 66 70 72 74 74 73 72 70  
RH..............86 86 83 75 68 59 54 51 49 50 52 56  
20 FT WIND DIR..SW SW W W W W W W W W NW NW  
20 FT WIND SPD..6 6 7 8 10 11 11 10 9 9 10 10  
20 FT WIND GUST.12 13 14 16 18 19 20 19 19 18 18 18  
MIX HGT (KFT)...0.1 0.1 0.4 1.4 2.5 3.4 4.0 4.2 4.3 4.1 3.8 3.3  
TRANSP WIND DIR.SW W W W W W W W W W W W  
TRANSP WIND SPD.9 10 13 17 22 25 26 26 24 21 17 15  
 
 
FORECASTER...ANTHONY CAVALLUCCI  
REQUESTED BY...MICHAEL NYE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2607876.0/MRX  
.DELDT 03/25/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MICHAEL.NYE@USDA.GOV  
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