031
FNUS74 KOUN 091351
FWSOUN
SPOT FORECAST FOR HAMMON SEVERITY...OK-COA
NATIONAL WEATHER SERVICE NORMAN OK
851 AM CDT WED SEP 9 2026
FORECAST IS BASED ON FORECAST START TIME OF 0900 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 FROM NOON TODAY TO 7 PM CDT THIS
EVENING...
DISCUSSION
ONE MORE DAY OF TRIPLE DIGIT HEAT IS EXPECTED BEFORE STORM/RAIN
CHANCES INCREASE TONIGHT AND EARLY THURSDAY. SOUTH TO SOUTHWESTERLY
WINDS WILL CONTINUE TODAY AROUND 10 MPH WITH A FEW GUSTS AROUND 15-20 MPH.
AFTERNOON HUMIDITIES WILL FALL TO 25% TO 30%. ISOLATED STORMS MAY
DEVELOP LATE THIS AFTERNOON AND EARLY THIS EVENING. ANY STORMS THAT
IMPACT THE AREA LATE TODAY WILL HAVE THE POTENTIAL TO PRODUCE LOCALLY
STRONG AND ERRATIC WINDS. WINDS WILL BECOME PREDOMINANTLY FROM THE NORTH
BY THURSDAY MORNING AS THE PROBABILITY OF WETTING RAINFALL INCREASE BY
THURSDAY MORNING. COOLER TEMPERATURES ARE EXPECTED THURSDAY BEFORE
TEMPERATURES WARM INTO THE 90S AGAIN FRIDAY THROUGH THE WEEKEND.
REST OF TODAY
SKY/WEATHER.........SUNNY THEN BECOMING PARTLY SUNNY.
MAX TEMPERATURE.....AROUND 102.
MIN HUMIDITY........25 PERCENT.
WIND (20 FT)........SOUTH WINDS 7 TO 10 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE
AFTERNOON.
MIXING HEIGHT.......9500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 17 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (19800-75900 KNOT-FT).
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........1 4 8 2 12 11 17 35 55
WEATHER COV..... SCH SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW RW
TSTM COV........ SCH SCH SCH SCH SCH
TEMP............82 90 93 97 99 100 100 102 100
RH..............55 42 37 33 29 27 27 25 26
20 FT WIND DIR..S SW SW SW SW S S S S
20 FT WIND SPD..8 9 10 9 8 7 8 8 7
20 FT WIND GUST.14 16 17 16 14 13 14 14 13
MIX HGT (KFT)...1.3 2.0 3.1 5.9 8.3 8.9 9.5 9.0 8.0
TRANSP WIND DIR.SW SW SW SW SW SW S SW SE
TRANSP WIND SPD.17 16 15 12 9 9 9 9 9
VRATE KTFT/1000.20 28 40 59 66 71 76 72 64
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY EARLY
IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
CHANCE OF SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....AROUND 72.
MAX HUMIDITY........87 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 9 MPH SHIFTING TO THE
NORTHWEST AROUND 6 MPH EARLY IN THE MORNING.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....WEST 8 TO 9 MPH SHIFTING TO THE NORTHWEST
AROUND 8 MPH EARLY IN THE EVENING, THEN
SHIFTING TO THE EAST AROUND 10 MPH LATE IN THE
EVENING SHIFTING TO THE SOUTHEAST 9 TO 10 MPH
LATE IN THE EVENING SHIFTING TO THE NORTHWEST
AROUND 10 MPH SHIFTING TO THE SOUTHWEST
OVERNIGHT SHIFTING TO THE SOUTHEAST 8 TO 9 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (3400-42300 KNOT-FT).
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........57 61 46 60 70 81 65 61 71 68 73 79
WEATHER COV.....SCH CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........SCH CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
TEMP............100 97 91 87 85 83 81 80 79 77 75 74
RH..............26 30 37 43 48 55 58 62 67 71 76 79
20 FT WIND DIR..S S S S S S S S S S S NW
20 FT WIND SPD..7 7 7 9 9 8 8 7 6 6 5 6
20 FT WIND GUST.13 13 13 16 16 14 14 13 10 9 7 9
MIX HGT (KFT)...5.3 2.2 0.5 0.5 0.5 0.5 1.4 1.1 1.3 0.8 0.5 0.8
TRANSP WIND DIR.SW W NW NE E SE S NW SW SE S E
TRANSP WIND SPD.9 8 8 10 10 10 9 10 10 9 8 8
VRATE KTFT/1000.42 16 3 4 4 4 11 10 11 6 4 6
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY SUNNY.
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........51 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 6 TO 8 MPH SHIFTING TO THE
SOUTHEAST 6 TO 7 MPH LATE IN THE AFTERNOON.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS EARLY IN THE MORNING. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN
THE LATE MORNING AND EARLY AFTERNOON. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE
IN THE AFTERNOON.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH SHIFTING TO THE
NORTHEAST 8 TO 9 MPH EARLY IN THE MORNING, THEN
SHIFTING TO THE SOUTHEAST 10 TO 13 MPH IN THE
LATE MORNING AND EARLY AFTERNOON SHIFTING TO
THE SOUTH 10 TO 12 MPH EARLY IN THE AFTERNOON
SHIFTING TO THE SOUTHEAST 10 TO 13 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (3100-40700 KNOT-FT).
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........84 77 86 80 85 86 85 77 78 76 64 60
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 SCH SCH SCH CHC CHC CHC SCH SCH
TEMP............74 72 72 74 77 79 80 82 83 85 84 85
RH..............79 84 87 82 74 69 67 61 59 53 53 51
20 FT WIND DIR..N N N NE NE NE NE E S SE SE SE
20 FT WIND SPD..6 7 7 7 8 8 8 9 6 6 7 6
20 FT WIND GUST.10 13 13 13 14 14 14 16 10 10 13 10
MIX HGT (KFT)...0.6 0.6 0.4 0.8 1.1 2.1 2.5 3.0 3.2 4.0 3.7 3.5
TRANSP WIND DIR.NW N N NE E E E SE S S SE SE
TRANSP WIND SPD.8 8 8 9 10 13 12 10 12 10 13 10
VRATE KTFT/1000.4 5 3 6 10 23 25 27 33 36 41 32
FORECASTER...LINDLEY
REQUESTED BY...RALSTON MOORE
TYPE OF REQUEST...WILDFIRE
.TAG 2621483.0/OUN
.DELDT 09/09/26
.FORMATTERVERSION 2.0.0
.EMAIL RMOORE@CHEYENNEANDARAPAHO-NSN.GOV
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