274  
FNUS74 KOUN 232010  
FWSOUN  
 
SPOT FORECAST FOR CYRIL CANYON...USFWS  
NATIONAL WEATHER SERVICE NORMAN OK  
310 PM CDT SUN AUG 23 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1600 CDT ON AUGUST 23.  
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 8 PM CDT THIS EVENING
 
 
   
DISCUSSION
 
 
SOUTH TO SOUTHEAST WINDS AT 5 TO 10 MPH ARE EXPECTED THROUGH TONIGHT. WINDS  
BECOME MORE COMPLICATED MONDAY WITH A COOL FRONT AND SURFACE LOW EXPECTED TO  
BE IN THE AREA. CURRENTLY, WINDS ARE EXPECTED TO SHIFT TO THE S AND SW IN THE  
MORNING THEN BECOMING WESTERLY. HOWEVER, IF THE FRONT/SURFACE LOW MOVES FURTHER  
SOUTH THAN CURRENTLY EXPECTED WINDS COULD SHIFT TO THE N AND NE.  
 
RH RECOVERY IS EXPECTED TO BE IN THE 50 TO 55 PERCENT RANGE TONIGHT WITH HUMIDITY  
EXPECTED TO DROP INTO THE 15 TO 20 PERCENT RANGE MONDAY AFTERNOON ALTHOUGH IF THE  
FIRE ENDS UP NORTH OF THE FRONT RH COULD BE A BIT HIGHER. THERE IS ALSO A LOW CHANCE  
FOR SHOWERS/STORMS WITH ERRATIC/VARIABLE, STRONG WINDS POSSIBLE.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....AROUND 103.  
MIN HUMIDITY........29 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS AROUND 7 MPH.  
TRANSPORT WINDS.....SOUTH AROUND 8 MPH.  
 
TIME (CDT) 4PM 5PM  
SKY (%).........6 19  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............101 101  
RH..............32 31  
20 FT WIND DIR..SE SE  
20 FT WIND SPD..7 7  
20 FT WIND GUST.14 14  
TRANSP WIND DIR.S S  
TRANSP WIND SPD.8 8  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLEAR EARLY  
IN THE EVENING THEN BECOMING PARTLY CLOUDY THEN  
BECOMING MOSTLY CLEAR LATE IN THE EVENING THEN  
BECOMING PARTLY CLOUDY THEN BECOMING MOSTLY  
CLOUDY AFTER 3 AM.  
MIN TEMPERATURE.....AROUND 79.  
MAX HUMIDITY........53 PERCENT.  
WIND (20 FT)........SOUTH WINDS 6 TO 12 MPH.  
TRANSPORT WINDS.....SOUTH 8 TO 16 MPH.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........28 8 11 38 7 8 30 38 40 35 55 60  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............102 100 97 90 87 86 85 84 83 83 81 81  
RH..............29 31 33 42 46 48 48 49 49 49 53 51  
20 FT WIND DIR..S S S S SE SE SE SE SE S S S  
20 FT WIND SPD..7 7 6 7 7 7 8 9 9 10 12 12  
20 FT WIND GUST.14 13 10 13 13 13 14 16 16 17 20 20  
TRANSP WIND DIR.S S S S S SE S S S S S SW  
TRANSP WIND SPD.8 10 10 12 12 14 14 14 14 14 16 16  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING MOSTLY SUNNY EARLY  
IN THE MORNING THEN BECOMING SUNNY THEN  
BECOMING MOSTLY SUNNY EARLY IN THE AFTERNOON  
THEN BECOMING SUNNY THEN BECOMING MOSTLY SUNNY  
LATE IN THE AFTERNOON THEN BECOMING SUNNY.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 109.  
MIN HUMIDITY........18 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 12 TO 15 MPH SHIFTING TO THE  
WEST AROUND 13 MPH LATE IN THE AFTERNOON. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 16 TO 24 MPH SHIFTING TO THE WEST 15  
TO 18 MPH LATE IN THE AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........56 33 18 12 14 16 33 20 13 18 29 16  
WEATHER COV..... SCH SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH  
TEMP............81 80 81 85 92 96 99 102 105 107 108 108  
RH..............51 51 51 46 36 30 27 24 21 20 18 19  
20 FT WIND DIR..SW SW SW SW SW W W W W W W W  
20 FT WIND SPD..12 12 12 13 13 15 15 15 15 14 13 13  
20 FT WIND GUST.20 20 20 21 21 24 24 24 24 23 21 21  
TRANSP WIND DIR.SW SW SW SW W W W W W W W W  
TRANSP WIND SPD.16 17 18 24 24 23 22 20 18 16 16 15  
 

 
FORECASTER...MAXWELL  
REQUESTED BY...RANDY COZAD  
TYPE OF REQUEST...WILDFIRE  
.TAG 2620320.0/OUN  
.DELDT 08/23/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RANDY_COZAD@FWS.GOV  
 
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