512  
FNUS74 KMRX 080953  
FWSMRX  
 
SPOT FORECAST FOR ROUGH BRANCH...USFS  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
553 AM EDT WED APR 8 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON APRIL 08.  
 
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
 
 
LOW RELATIVE HUMIDITY VALUES THIS AFTERNOON EXPECTED. TWO BOUTS  
OF BREEZY WINDS ARE EXPECTED OVER THE NEXT 24 HOURS, WITH A LULL  
THIS AFTERNOON. HIGH PRESSURE THIS AFTERNOON SHOULD YIELD GOOD  
MIXING CONDITIONS, AND LIGHT WINDS. WINDS THIS MORNING AS MEASURED  
BY THE WEATHER STATION NEAR PAINT CREEK CAMPGROUND ARE BREEZY AND  
SHOULD REMAIN SO THROUGH THE MORNING BEFORE DECLINING INTO THE  
AFTERNOON. WINDS TONIGHT MAY GUST TO NEAR 30 MPH AS CROSS MOUNTAIN  
FLOW SETS UP.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
MAX TEMPERATURE.....AROUND 65.  
MIN HUMIDITY........28 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH  
EARLY IN THE MORNING.  
MIXING HEIGHT.......4400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 12 TO 20 MPH DECREASING TO 6 TO 10  
MPH LATE IN THE AFTERNOON.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........16 17 21 23 22 26 26 33 42 41 50 59  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............43 43 41 44 48 52 57 60 62 64 64 65  
RH..............53 53 59 53 47 41 35 32 30 29 29 28  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..10 10 11 12 11 10 9 8 6 5 5 5  
20 FT WIND GUST.21 12 18 18 18 18 17 14 12 11 10 11  
MIX HGT (KFT)...0.6 0.6 0.7 1.3 1.5 1.8 2.3 3.1 4.0 4.4 4.3 3.8  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.22 22 24 25 25 22 18 14 9 6 6 10  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT).  
MIN TEMPERATURE.....AROUND 41.  
MAX HUMIDITY........55 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 6 TO 10 MPH. GUSTS UP TO 28  
MPH.  
MIXING HEIGHT.......700 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 13 TO 18 MPH.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........66 70 68 69 78 75 60 63 62 56 44 42  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............63 62 59 54 52 50 49 48 48 46 45 43  
RH..............29 28 32 38 41 42 42 44 42 45 47 51  
20 FT WIND DIR..SE SE SE SE SE SE S S S S SE SE  
20 FT WIND SPD..6 7 8 8 9 10 10 10 10 10 10 10  
20 FT WIND GUST.13 16 18 20 21 22 26 28 25 26 25 20  
MIX HGT (KFT)...3.3 2.1 0.9 1.1 1.1 1.0 0.7 0.7 0.7 0.7 0.7 0.7  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.13 15 14 17 18 18 20 22 20 20 17 17  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
MAX TEMPERATURE.....AROUND 70.  
MIN HUMIDITY........22 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 6 TO 10 MPH WITH GUSTS TO  
AROUND 20 MPH IN THE MORNING BECOMING LIGHT.  
MIXING HEIGHT.......4700 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 6 TO 15 MPH SHIFTING TO THE EAST 3 TO  
5 MPH EARLY IN THE AFTERNOON, THEN DECREASING  
TO AROUND 3 MPH LATE IN THE AFTERNOON.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........52 45 26 33 34 35 36 37 38 30 22 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............43 43 42 44 49 55 60 64 67 69 70 70  
RH..............53 51 55 51 42 35 31 25 23 22 22 23  
20 FT WIND DIR..SE SE SE SE SE SE E NE NE NE N N  
20 FT WIND SPD..10 9 9 8 6 6 3 2 2 2 2 2  
20 FT WIND GUST.20 19 18 16 13 10 6 6 6 6 6 6  
MIX HGT (KFT)...0.6 0.6 0.6 1.0 1.4 1.9 2.7 3.5 4.2 4.6 4.7 4.3  
TRANSP WIND DIR.SE SE SE SE SE SE SE E NE NE E E  
TRANSP WIND SPD.15 15 14 10 8 6 5 3 3 3 3 3  
 

 
FORECASTER...NATHAN WELLINGTON  
REQUESTED BY...MAXWELL WHITE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2609146.1/MRX  
.DELDT 04/08/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MAXWELL.WHITE@USDA.GOV  
 
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