031  
FNUS74 KOUN 262325  
FWSOUN  
 
SPOT FORECAST FOR HEATWAVE FIRE...BOWMAN VFD  
NATIONAL WEATHER SERVICE NORMAN OK  
625 PM CDT WED AUG 26 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1900 CDT ON AUGUST 26.  
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.  
   
DISCUSSION  
 
THE WIND WILL BE LIGHT THIS EVENING WITH THE GENERAL DIRECTION  
EXPECTED TO BE FROM THE NORTH OR NORTHEAST, ALTHOUGH WIND SPEEDS  
WILL BE LIGHT ENOUGH THAT THE DIRECTION CAN BE VARIABLE AND  
INFLUENCED BY ANY TERRAIN OR BY THE FIRE ITSELF. SMOKE DISPERSAL  
AND VENTILATION WILL BECOME POOR QUICKLY THIS EVENING AS THE  
EVENING INVERSION DEVELOPS. THERE WILL BE A SLIGHT CHANCE OF  
SHOWERS AFTER SUNRISE TOMORROW MORNING, WITH SLIGHT CHANCES OF  
SHOWERS AND THUNDERSTORMS AGAIN IN THE MID TO LATE AFTERNOON.  
WINDS COULD BECOME VARIABLE AND GUSTY NEAR ANY THUNDERSTORMS  
ON THURSDAY AFTERNOON/EVENING.  
   
REST OF TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....AROUND 73.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 6 MPH IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 8 TO 10 MPH.  
SMOKE DISPERSAL.....POOR TO GOOD (3100-41000 KNOT-FT).  
 
TIME (CDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........11 22 26 5 4 6 10 26 21 15 16  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............95 93 87 84 82 81 79 78 77 75 75  
RH..............40 45 55 61 67 69 72 76 79 84 84  
20 FT WIND DIR..N N NE NE NE NE NE N N N N  
20 FT WIND SPD..6 5 5 5 3 3 3 2 3 3 3  
20 FT WIND GUST.9 7 7 7 6 6 6 3 6 6 6  
MIX HGT (KFT)...4.6 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.5 0.4 0.5  
TRANSP WIND DIR.N N N NE E E NE NE NE N N  
TRANSP WIND SPD.10 9 9 10 9 9 9 8 9 9 9  
VRATE KTFT/1000.41 4 4 4 4 4 4 3 4 4 4  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY EARLY IN THE MORNING THEN INCREASING  
CLOUDS. SLIGHT OF SHOWERS EARLY IN THE MORNING,  
THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 98.  
MIN HUMIDITY........37 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 5 TO 7 MPH IN  
THE LATE MORNING AND AFTERNOON. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE  
IN THE AFTERNOON.  
MIXING HEIGHT.......8600 FT AGL.  
TRANSPORT WINDS.....NORTH 8 TO 13 MPH SHIFTING TO THE NORTHEAST  
AROUND 10 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (3200-77700 KNOT-FT).  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........18 14 41 39 29 25 36 30 39 52 57 51  
WEATHER COV..... SCH SCH SCH SCH SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH  
TEMP............74 73 75 78 83 87 90 92 95 96 96 97  
RH..............87 90 84 79 65 57 52 47 42 39 38 37  
20 FT WIND DIR..N N N N NE NE NE NE NE NE NE NE  
20 FT WIND SPD..3 3 3 5 5 6 6 6 6 6 7 7  
20 FT WIND GUST.6 6 6 7 7 9 9 9 10 10 13 13  
MIX HGT (KFT)...0.5 0.5 0.5 1.1 2.0 3.4 5.1 6.2 7.3 7.8 8.6 8.3  
TRANSP WIND DIR.N N N N N NE N NE NE NE NE NE  
TRANSP WIND SPD.9 8 8 13 12 12 10 10 10 10 10 10  
VRATE KTFT/1000.4 3 3 12 20 34 46 56 66 70 78 75  
   
THURSDAY NIGHT  
 
SKY/WEATHER.........VARIABLE CLOUDINESS. SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING.  
MIN TEMPERATURE.....AROUND 72.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........EAST WINDS 5 TO 7 MPH IN THE EVENING BECOMING  
LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS EARLY IN THE EVENING.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 13 MPH.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (3200-72300 KNOT-FT).  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........36 59 55 32 27 30 39 25 34 27 18 25  
WEATHER COV.....SCH  
WEATHER TYPE....RW  
TSTM COV........SCH  
TEMP............95 93 90 85 82 80 78 77 76 75 74 73  
RH..............39 43 49 59 65 72 76 76 79 84 84 87  
20 FT WIND DIR..NE E NE NE E E E E E SE E E  
20 FT WIND SPD..7 7 6 6 6 5 5 3 3 3 3 3  
20 FT WIND GUST.13 13 10 9 9 7 7 6 6 6 6 6  
MIX HGT (KFT)...7.2 5.8 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.NE E NE E NE E E E E E E E  
TRANSP WIND SPD.12 13 10 12 13 13 13 12 10 10 10 8  
VRATE KTFT/1000.72 63 6 5 5 5 5 5 4 4 4 3  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....AROUND 98.  
MIN HUMIDITY........35 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 6 MPH LATE IN  
THE MORNING.  
MIXING HEIGHT.......10300 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 9 MPH SHIFTING TO THE NORTHEAST  
AROUND 7 MPH EARLY IN THE MORNING, THEN  
SHIFTING TO THE EAST IN THE LATE MORNING AND  
AFTERNOON.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (3200-98700 KNOT-FT).  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........37 15 9 22 34 29 24 19 18 16 15 12  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............73 72 74 78 83 86 90 93 94 96 97 96  
RH..............87 90 87 76 65 59 50 44 41 38 35 36  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..2 2 3 3 3 5 5 6 6 6 6 6  
20 FT WIND GUST.3 3 6 6 6 7 7 9 9 10 10 10  
MIX HGT (KFT)...0.5 0.5 1.0 1.8 2.9 4.8 6.9 8.7 9.8 10 10 9.9  
TRANSP WIND DIR.SE E NE E E E E E E E E SE  
TRANSP WIND SPD.9 8 7 7 8 8 9 9 9 10 10 12  
VRATE KTFT/1000.4 3 6 11 20 33 55 70 79 93 93 99  
 
 
FORECASTER...SPEHEGER  
REQUESTED BY...CHAD DORNBUSCH  
TYPE OF REQUEST...WILDFIRE  
.TAG 2620639.0/OUN  
.DELDT 08/26/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CAPTAIN.BOWMANVFD@GMAIL.COM  
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