447
FNUS74 KOUN 071435
FWSOUN
SPOT FORECAST FOR SULPHUR AIRPORT RX...NATIONAL PARK SERVICE
NATIONAL WEATHER SERVICE NORMAN OK
935 AM CDT THU MAY 7 2026
FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON MAY 07.
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
WARM TEMPERATURES WITH CLEAR SKIES AND GENERALLY LIGHT WINDS ARE
EXPECTED TODAY. A MORE SUSTAINED SOUTHERLY BREEZE WILL BEGIN TO
ESTABLISH AFTER SUNSET INTO THE OVERNIGHT HOURS.
WHILE FRIDAY IS CURRENTLY FORECAST TO REMAIN DRY FOR MUCH OF THE
DAY, WILL MONITOR INCREASING POTENTIAL FOR A FEW THUNDERSTORMS
TOWARDS SUNSET INTO THE LATE EVENING HOURS. GUSTY AND ERRATIC
WINDS WILL BE POSSIBLE NEAR ANY THUNDERSTORM.
REST OF TODAY
SKY/WEATHER.........SUNNY.
TEMPERATURE.........66 AT IGNITION...MAX 73.
RH..................47 PERCENT AT IGNITION...MIN 40 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 1 MPH AT
IGNITION...OTHERWISE LIGHT WINDS.
MIXING HEIGHT.......4400 FT AGL AT IGNITION...OTHERWISE 4700 FT
AGL.
TRANSPORT WINDS.....WEST 7 TO 9 MPH.
SMOKE DISPERSAL.....FAIR TO GOOD (27900-37300 KNOT-FT).
TIME (CDT) 1PM 2PM 3PM 4PM 5PM
SKY (%).........0 5 2 8 8
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............66 70 71 71 73
RH..............47 42 41 42 40
20 FT WIND DIR..NW W W W W
20 FT WIND SPD..1 2 2 2 2
20 FT WIND GUST.7 7 8 8 7
MIX HGT (KFT)...4.4 4.5 4.7 4.7 4.7
TRANSP WIND DIR.W W W W W
TRANSP WIND SPD.8 9 9 8 7
VRATE KTFT/1000.31 36 37 33 28
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING CLEAR OVERNIGHT.
TEMPERATURE.........MIN 51.
RH..................MAX 100 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....WEST AROUND 7 MPH SHIFTING TO THE SOUTH 7 TO 13
MPH.
SMOKE DISPERSAL.....POOR TO FAIR (3400-27100 KNOT-FT).
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........5 12 8 19 13 11 16 6 1 3 4 5
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............71 71 67 62 59 57 56 55 55 54 53 53
RH..............42 46 54 65 69 77 80 83 83 86 93 93
20 FT WIND DIR..SW S S S S S S S S S S S
20 FT WIND SPD..2 2 2 3 3 2 2 3 3 3 3 3
20 FT WIND GUST.7 6 6 8 8 7 7 8 8 8 8 8
MIX HGT (KFT)...4.5 1.9 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.W S S S S S S S S S S S
TRANSP WIND SPD.7 7 8 9 10 10 12 12 13 13 13 13
VRATE KTFT/1000.27 12 3 4 4 4 4 4 5 5 5 5
FRIDAY
SKY/WEATHER.........SUNNY.
TEMPERATURE.........MAX 81.
RH..................MIN 52 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 8 MPH EARLY IN
THE MORNING.
MIXING HEIGHT.......4900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 13 TO 18 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (4800-69300 KNOT-FT).
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........3 4 2 4 3 9 5 1 0 2 3 1
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............53 52 56 60 67 70 73 76 79 79 79 80
RH..............93 100 93 87 70 66 62 56 52 54 56 52
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..3 3 5 5 6 7 8 8 8 8 8 8
20 FT WIND GUST.8 8 10 10 14 16 16 17 17 17 17 17
MIX HGT (KFT)...0.4 0.4 0.7 1.3 2.0 2.7 3.4 3.8 3.9 4.6 4.9 4.6
TRANSP WIND DIR.S S S S S SW SW SW S SW SW SW
TRANSP WIND SPD.13 13 13 16 17 18 17 17 17 16 16 14
VRATE KTFT/1000.5 5 8 19 29 43 50 57 59 64 69 55
FORECASTER...UNGAR
REQUESTED BY...KANE SEITZ
TYPE OF REQUEST...PRESCRIBED
.TAG 2613067.0/OUN
.DELDT 05/07/26
.FORMATTERVERSION 2.0.0
.EMAIL KANE_SEITZ@NPS.GOV
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