893  
FNUS74 KOUN 190824  
FWSOUN  
 
SPOT FORECAST FOR CONCHO SEVERITY...CHEYENNE AND ARAPAHO TRIBES  
NATIONAL WEATHER SERVICE NORMAN OK  
324 AM CDT SAT SEP 19 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0844 CDT ON SEPTEMBER 19.  
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  
 
ELEVATED FIRE CONDITIONS ARE EXPECTED TODAY DUE TO A COMBINATION  
OF BREEZY SOUTH-SOUTHWEST WINDS AND EXTREMELY DRY FUELS. MINIMUM  
RELATIVE HUMIDITIES THIS AFTERNOON WILL DROP TO NEAR 30%. SHOWER  
AND STORM CHANCES WILL INCREASE LATE THIS EVENING ALONG A COLD  
FRONT THAT WILL BRING A NORTHERLY WIND SHIFT DURING THE SUNDAY.  
THERE IS A LARGE AMOUNT OF UNCERTAINTY IN THE FRONTAL TIMING,  
WHICH COULD BE AS EARLY AS EARLY SUNDAY MORNING IF THUNDERSTORM  
OUTFLOW AIDS THE FRONT OR AS LATE AS SUNDAY EVENING IF THIS DOES  
NOT OCCUR. A FEW STORMS COULD BE SEVERE SUNDAY WITH DAMAGING WIND  
GUSTS AND LARGE HAIL.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....AROUND 100.  
MIN HUMIDITY........31 PERCENT.  
SURFACE WINDS (MPH).SOUTH WINDS 14 TO 16 MPH.  
 
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........13 5 4 5 13 8 13 16 23 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............76 80 86 90 93 95 97 98 98 99  
RH..............66 58 50 45 41 39 35 34 33 31  
SURFACE WND DIR.S S S SW SW S S S S S  
SURFACE WND SPD.15 15 16 16 16 15 15 15 15 14  
SURFACE WND GST.23 23 24 24 24 23 23 23 23 21  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY IN THE  
LATE EVENING AND OVERNIGHT. SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS OVERNIGHT.  
MIN TEMPERATURE.....AROUND 75.  
MAX HUMIDITY........71 PERCENT.  
SURFACE WINDS (MPH).SOUTH WINDS 13 TO 14 MPH.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........15 12 13 23 39 38 37 47 53 39 40 40  
WEATHER COV..... SCH SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH  
TEMP............98 95 93 88 86 85 84 82 81 80 79 77  
RH..............32 35 37 45 48 48 48 51 53 54 56 62  
SURFACE WND DIR.S S S S SW S S S SW SW S S  
SURFACE WND SPD.14 13 13 13 14 14 14 14 14 14 13 13  
SURFACE WND GST.21 20 20 20 21 21 21 21 21 21 20 20  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY SUNNY EARLY  
IN THE MORNING THEN BECOMING MOSTLY CLOUDY THEN  
BECOMING PARTLY SUNNY EARLY IN THE AFTERNOON  
THEN BECOMING MOSTLY SUNNY THEN BECOMING PARTLY  
SUNNY LATE IN THE AFTERNOON. SHOWERS LIKELY AND  
CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....AROUND 95.  
MIN HUMIDITY........43 PERCENT.  
SURFACE WINDS (MPH).SOUTHEAST WINDS 10 TO 13 MPH SHIFTING TO THE  
NORTHEAST AROUND 10 MPH LATE IN THE AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........40 38 65 78 72 74 58 54 58 54 42 62  
WEATHER COV.....SCH LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........SCH CHC CHC CHC SCH SCH SCH CHC CHC CHC CHC CHC  
TEMP............77 76 75 78 82 85 87 88 90 91 92 93  
RH..............62 64 71 67 61 55 53 52 49 47 46 43  
SURFACE WND DIR.S S S S SW S S S S SE SE NE  
SURFACE WND SPD.13 13 13 12 12 12 12 10 10 10 9 10  
SURFACE WND GST.20 20 20 17 17 17 17 16 16 16 14 16  
 
 
FORECASTER...WARE  
REQUESTED BY...JEFFERY ELIZONDO  
TYPE OF REQUEST...OTHER  
.TAG 2622066.2/OUN  
.DELDT 09/19/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JELIZONDO@C-A-TRIBES.ORG  
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