Spot Forecast
Issued by NWS Oklahoma City, OK
Issued by NWS Oklahoma City, OK
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FNUS74 KOUN 140138
FWSOUN
Spot Forecast for Spot Forecast for Gracemont Fire 9/14/26...DOI
National Weather Service Norman OK
838 PM CDT Sun Sep 13 2026
Forecast is based on forecast start time of 0700 CDT on September 14.
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...
Winds will become gustier by mid morning Monday through late
afternoon from the south or south-southwest (180-210 direction)
with gusts up to 25 mph possible. Minimum relative humidity
values will drop to 25-30% Monday afternoon. Wind gusts will
decrease some by Monday evening but gusts could remain up to 20
mph through the overnight period.
.MONDAY...
Sky/weather.........Sunny.
Max temperature.....Around 100.
Min humidity........29 percent.
Wind (20 ft)........South winds 10 to 17 mph.
Mixing height.......8600 ft AGL.
Transport winds.....South 16 to 23 mph.
Smoke dispersal.....Poor to excellent (6400-98200 knot-ft)
increasing to excellent (122800-171300 knot-ft)
in the afternoon.
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........5 16 12 10 7 4 8 5 14 6 2
Weather cov.....
Weather type....
Tstm cov........
Temp............76 78 81 87 91 94 96 97 98 98 99
RH..............67 66 61 53 45 40 37 34 32 31 28
20 FT wind dir..S S S SW SW S S S S S S
20 FT wind spd..13 14 14 15 16 17 17 17 17 17 17
20 FT wind gust.21 23 23 24 26 28 28 28 30 30 30
Mix hgt (kft)...0.5 0.7 1.4 2.4 4.8 6.4 7.2 7.9 7.9 8.6 8.4
Transp wind dir.S S S SW SW S S S S S S
Transp wind spd.16 17 22 23 22 22 22 23 22 22 22
VRate ktft/1000.7 12 28 51 98 130 145 161 169 169 171
.MONDAY NIGHT...
Sky/weather.........Clear.
Min temperature.....Around 76.
Max humidity........68 percent.
Wind (20 ft)........South winds 13 to 17 mph.
Mixing height.......500 ft AGL.
Transport winds.....South 17 to 22 mph.
Smoke dispersal.....Excellent (85500-149500 knot-ft) decreasing to
poor to fair (7000-19100 knot-ft) early in the
evening.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........3 1 0 0 0 0 0 1 0 0 0 0
Weather cov.....
Weather type....
Tstm cov........
Temp............98 96 94 89 87 86 84 83 82 81 79 78
RH..............29 29 31 37 40 44 47 49 52 54 58 62
20 FT wind dir..S S S S S S S S S S S S
20 FT wind spd..17 16 15 15 15 16 15 15 15 15 15 16
20 FT wind gust.30 26 24 24 24 26 24 24 24 24 24 26
Mix hgt (kft)...7.7 4.5 0.9 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 S S S S S S
Transp wind spd.22 22 20 21 21 22 22 22 22 21 20 17
VRate ktft/1000.150 97 19 10 10 10 9 9 9 9 8 7
.TUESDAY...
Sky/weather.........Sunny.
Max temperature.....Around 100.
Min humidity........31 percent.
Wind (20 ft)........South winds 13 to 16 mph.
Mixing height.......8900 ft AGL.
Transport winds.....South 16 to 23 mph.
Smoke dispersal.....Poor to excellent (6400-92300 knot-ft)
increasing to excellent (106600-135400 knot-ft)
in the afternoon.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........1 1 0 1 2 3 5 6 8 9 11 9
Weather cov.....
Weather type....
Tstm cov........
Temp............78 76 78 81 86 90 93 96 98 99 99 99
RH..............62 67 67 63 55 48 42 38 34 32 31 30
20 FT wind dir..S S S S S S S S S S S S
20 FT wind spd..15 15 15 16 16 16 16 16 16 15 15 14
20 FT wind gust.24 24 24 26 26 26 26 26 26 24 24 23
Mix hgt (kft)...0.5 0.5 0.6 1.7 3.2 4.5 5.9 7.1 8.1 8.8 8.9 8.4
Transp wind dir.S S S S SW SW S S S S S S
Transp wind spd.16 17 16 20 23 23 22 20 18 17 17 17
VRate ktft/1000.7 7 11 30 64 92 113 121 131 133 135 127
$$
Forecaster...WARE
Requested by...Travis Clapp
Type of request...WILDFIRE
.TAG 2621800.0/OUN
.DELDT 09/13/26
.FormatterVersion 2.0.0
.EMAIL travis_clapp@ios.doi.gov