275
FNUS74 KOUN 171510
FWSOUN

Spot Forecast for Gracemont...USWFS
National Weather Service Norman OK
1010 AM CDT Thu Sep 17 2026

Forecast is based on forecast start time of 1600 CDT on September 17.
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...
South winds tonight into tomorrow with wind speeds increasing a little
Friday afternoon. Currently no major wind shifts are expected through
Friday. Hot and dry conditions will also persist.

.TONIGHT...

Sky/weather.........Mostly clear.
Min temperature.....Around 74.
Max humidity........73 percent.
Wind (20 ft)........South winds 6 to 9 mph.
Mixing height.......400 ft AGL.
Transport winds.....South 12 to 16 mph.
Smoke dispersal.....Poor to excellent (4900-78900 knot-ft).

TIME (CDT)      6 PM         10 PM        2 AM
Sky (%).........9            10           6
Weather cov.....
Weather type....NONE         NONE         NONE
Tstm cov........
Temp............98           86           80
RH..............31           48           60
20 FT wind dir..S            S            S
20 FT wind spd..9            8            7
20 FT wind gust.16           14           13
Mix hgt (ft)....7900         500          500
Transport wind..S 12         S 15         S 15
VRate ktft/1000.79           6            6

.FRIDAY...

Sky/weather.........Sunny.
Max temperature.....Around 99.
Min humidity........31 percent.
Wind (20 ft)........South winds 6 to 12 mph.
Mixing height.......9100 ft AGL.
Transport winds.....South 13 to 17 mph.
Smoke dispersal.....Poor to excellent (5000-90300 knot-ft)
                    increasing to excellent (104300-117100 knot-ft)
                    late in the afternoon.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........9         12        8         8
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............76        80        93        97
RH..............70        64        40        33
20 FT wind dir..S         S         S         S
20 FT wind spd..7         9         10        12
20 FT wind gust.13        16        17        20
Mix hgt (ft)....500       1600      6700      9100
Transport wind..S 13      SW 16     S 15      S 14
VRate ktft/1000.5         23        87        109

$$
Forecaster...MAXWELL
Requested by...James Atkins
Type of request...WILDFIRE
.TAG 2622022.1/OUN
.DELDT 09/17/26
.FormatterVersion 2.0.0
.EMAIL james.atkins@usda.gov