524  
FNUS74 KOUN 211649  
FWSOUN  
 
SPOT FORECAST FOR JACKSON NORTH CUT...TFS  
NATIONAL WEATHER SERVICE NORMAN OK  
1149 AM CDT MON JUL 21 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1200 CDT ON JULY 21.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (405) 325-3816 IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING
 
 
   
DISCUSSION
 
 
DANGEROUS HEAT WILL OCCUR THIS AFTERNOON WITH HEAT INDICES  
BETWEEN 100 TO 108 DEGREES. HUMIDITY VALUES WILL FALL TO AROUND  
30% THIS AFTERNOON BEFORE RISING THROUGH THE EVENING.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....AROUND 100.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........SOUTH WINDS 15 TO 17 MPH.  
MIXING HEIGHT.......7900 FT AGL.  
TRANSPORT WINDS.....SOUTH 18 TO 21 MPH.  
SMOKE DISPERSAL.....GOOD TO EXCELLENT (58200-142400 KNOT-FT).  
 
TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........3 0 1 1 3 0  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............91 95 97 99 99 99  
RH..............55 47 44 38 37 34  
20 FT WIND DIR..S S S S S S  
20 FT WIND SPD..15 15 15 15 16 17  
20 FT WIND GUST.24 24 24 24 26 28  
MIX HGT (KFT)...3.4 4.4 5.8 7.3 7.9 7.7  
TRANSP WIND DIR.S S S S S S  
TRANSP WIND SPD.20 20 18 20 21 21  
VRATE KTFT/1000.58 75 93 123 142 139  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR THEN BECOMING MOSTLY CLEAR OVERNIGHT.  
MIN TEMPERATURE.....AROUND 76.  
MAX HUMIDITY........73 PERCENT.  
WIND (20 FT)........SOUTH WINDS 10 TO 16 MPH.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTH 16 TO 21 MPH.  
SMOKE DISPERSAL.....EXCELLENT (79900-125500 KNOT-FT) DECREASING TO  
POOR (7000-9600 KNOT-FT) EARLY IN THE EVENING.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........1 0 2 1 1 5 6 4 10 7 2 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............100 98 95 89 86 84 82 81 80 79 78 77  
RH..............33 33 36 45 50 55 61 60 62 67 68 69  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..16 15 14 13 13 13 12 10 10 12 12 12  
20 FT WIND GUST.26 24 23 21 21 21 20 17 17 20 20 20  
MIX HGT (KFT)...7.0 4.4 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.21 21 20 17 18 18 18 17 17 16 17 17  
VRATE KTFT/1000.126 80 10 7 8 8 8 8 8 7 8 8  
   
TUESDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....AROUND 100.  
MIN HUMIDITY........27 PERCENT.  
WIND (20 FT)........SOUTH WINDS 12 TO 16 MPH.  
MIXING HEIGHT.......8500 FT AGL.  
TRANSPORT WINDS.....SOUTH 17 TO 23 MPH.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (7500-79200 KNOT-FT)  
INCREASING TO EXCELLENT (109600-169600 KNOT-FT)  
IN THE AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........10 23 11 6 7 4 4 13 11 18 24 21  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............77 76 78 81 86 89 93 95 98 98 98 99  
RH..............69 73 70 65 57 52 46 40 34 30 29 27  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..12 12 12 13 13 14 13 13 14 15 15 16  
20 FT WIND GUST.20 20 20 21 21 23 21 21 23 24 24 26  
MIX HGT (KFT)...0.5 0.6 1.2 1.6 2.2 3.2 4.7 6.1 7.2 8.1 8.5 8.1  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.17 17 20 21 20 18 20 21 21 22 23 23  
VRATE KTFT/1000.8 8 20 29 37 51 79 110 129 154 170 161  
 

 
FORECASTER...MAHALE  
REQUESTED BY...SETHLY  
TYPE OF REQUEST...WILDFIRE  
.TAG 2518366.0/OUN  
.DELDT 07/21/25  
.FORMATTERVERSION 2.0.0  
.EMAIL SETH.GRAHAM@TFS.TAMU.EDU  
 
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