880  
FNUS74 KOUN 082031  
FWSOUN  
 
SPOT FORECAST FOR SPOT FORECAST FOR FIRES NEAR ANADARKO...DOI  
NATIONAL WEATHER SERVICE NORMAN OK  
331 PM CDT TUE SEP 8 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 CDT ON SEPTEMBER 09.  
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
 
   
..HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM CDT WEDNESDAY
 
 
   
DISCUSSION
 
 
THROUGH THE DAYTIME HOURS ON WEDNESDAY, THE WEATHER SITUATION  
WILL BE SIMILAR TO THE LAST FEW DAYS WITH HOT TEMPERATURES,  
A SOUTH WIND, AND HUMIDITY REACHING AS LOW AS 30 PERCENT OR  
SO. THERE WILL BE SOME GUSTINESS TO THE WINDS THROUGH THE DAY  
ON WEDNESDAY. THE MIXING HEIGHT AND SMOKE TRANSPORT/DISPERSAL  
WILL INCREASE AROUND 9 AM OR 10 AM AS THE NIGHTTIME INVERSION  
BREAKS, AND THE GUSTINESS WILL BE MORE PRONOUNCED AFTER THIS  
TIME.  
 
WE DO EXPECT CHANGING WEATHER ON WEDNESDAY NIGHT INTO THURSDAY.  
A COLD FRONT WILL MOVE INTO OKLAHOMA FROM KANSAS WEDNESDAY  
AFTERNOON AND EVENING. SHOWER AND STORM CHANCES WILL INCREASE  
AS THIS FRONT APPROACHES WITH CHANCES INCREASING AFTER MIDNIGHT  
WEDNESDAY NIGHT, AND STORMS LIKELY NEAR AND AFTER DAYBREAK. THE  
COLD FRONT WILL SLOW DOWN AS IT MOVES SOUTH, AND IT IS UNKNOWN  
IF THIS FRONT WILL REACH ANADARKO. IF IT DOES, WINDS WILL SHIFT  
THURSDAY MORNING TO BECOME A NORTHEASTERLY WIND. IF NOT, THE  
GENERAL WIND WILL REMAIN SOUTH OR SOUTHEASTERLY. REGARDLESS OF  
IF THE FRONT REACHES ANADARKO OR NOT, ANY SHOWERS AND  
THUNDERSTORMS THAT DEVELOP OR MOVE NEARBY WILL BRING THE  
POTENTIAL OF VARIABLE AND GUSTY OUTFLOW WINDS WHICH SHOULD BE  
MONITORED.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....AROUND 102.  
MIN HUMIDITY........30 PERCENT.  
WIND (20 FT)........SOUTH WINDS 6 TO 12 MPH.  
MIXING HEIGHT.......8300 FT AGL.  
TRANSPORT WINDS.....SOUTH 9 TO 17 MPH.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (4500-96400 KNOT-FT).  
 
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........3 5 3 2 4 3 8 11 13 14 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............77 78 82 88 92 95 98 100 100 101 101  
RH..............72 70 64 54 46 41 36 33 32 31 30  
20 FT WIND DIR..S S S S S S S S S S S  
20 FT WIND SPD..10 10 10 12 12 10 10 10 10 10 10  
20 FT WIND GUST.18 17 18 18 18 17 17 17 17 17 17  
MIX HGT (KFT)...0.5 0.5 1.3 1.7 3.3 6.0 7.7 8.3 8.0 8.0 8.0  
TRANSP WIND DIR.S S S S SW SW S S S S S  
TRANSP WIND SPD.14 14 17 16 13 10 10 9 9 9 9  
VRATE KTFT/1000.6 8 21 31 52 68 82 91 95 96 89  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY  
OVERNIGHT. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. CHANCE OF SHOWERS  
AND THUNDERSTORMS OVERNIGHT.  
MIN TEMPERATURE.....AROUND 74.  
MAX HUMIDITY........79-87 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE  
EVENING AND OVERNIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS AFTER 3 AM.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTH 12 TO 16 MPH SHIFTING TO THE NORTHEAST  
AROUND 15 MPH OVERNIGHT, THEN SHIFTING TO THE  
SOUTH OVERNIGHT SHIFTING TO THE WEST AROUND 9  
MPH EARLY IN THE MORNING.  
SMOKE DISPERSAL.....POOR TO EXCELLENT (3200-85900 KNOT-FT).  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........6 18 11 10 10 15 34 26 21 30 41 45  
WEATHER COV..... SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH SCH SCH SCH SCH CHC CHC  
TEMP............100 98 95 89 87 85 83 82 81 80 78 76  
RH..............31 32 37 44 48 52 57 59 62 65 68 73  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..10 10 8 9 10 9 9 9 9 8 8 7  
20 FT WIND GUST.16 16 15 16 17 17 16 16 16 15 15 14  
MIX HGT (KFT)...6.2 2.9 0.5 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 NE S SW S S W  
TRANSP WIND SPD.12 14 14 15 15 16 15 15 13 12 10 9  
VRATE KTFT/1000.86 65 19 14 8 11 9 7 6 6 5 5  
   
THURSDAY
 
 
SKY/WEATHER.........VARIABLE CLOUDINESS. SHOWERS LIKELY AND  
CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....AROUND 92.  
MIN HUMIDITY........49-55 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH SHIFTING TO THE EAST  
LATE IN THE MORNING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE MORNING.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS EARLY IN THE AFTERNOON. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE  
IN THE AFTERNOON.  
MIXING HEIGHT.......3800 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 8 MPH SHIFTING TO THE SOUTH 7 TO 8  
MPH EARLY IN THE MORNING, THEN SHIFTING TO THE  
WEST 8 TO 9 MPH IN THE LATE MORNING AND EARLY  
AFTERNOON SHIFTING TO THE SOUTHEAST 7 TO 8 MPH  
LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO GOOD (1800-39400 KNOT-FT).  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........66 59 46 60 72 74 76 77 72 70 68 59  
WEATHER COV.....CHC LKY LKY LKY LKY LKY LKY CHC CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........CHC CHC CHC CHC CHC CHC CHC SCH SCH SCH CHC CHC  
TEMP............75 74 74 77 80 83 85 87 88 90 90 90  
RH..............75 80 83 80 74 68 63 59 56 52 51 51  
20 FT WIND DIR..S E E E E E E NE E E E E  
20 FT WIND SPD..6 6 6 6 6 6 6 6 6 6 6 6  
20 FT WIND GUST.12 10 10 12 12 12 13 13 14 14 14 14  
MIX HGT (KFT)...0.5 0.4 0.4 0.7 1.1 1.4 1.5 1.8 2.6 3.4 3.8 3.4  
TRANSP WIND DIR.N S SE SW W W W W W SE SE SE  
TRANSP WIND SPD.8 7 8 8 9 9 9 8 8 7 7 8  
VRATE KTFT/1000.5 5 5 10 19 26 32 39 39 39 38 36  
 

 
FORECASTER...SPEHEGER  
REQUESTED BY...TRAVIS CLAPP  
TYPE OF REQUEST...WILDFIRE  
.TAG 2621444.0/OUN  
.DELDT 09/08/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TRAVIS_CLAPP@IOS.DOI.GOV  
 
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