909
FNUS74 KTSA 271515
FWSTSA

Spot Forecast for SHP3...Cherokee Nation
National Weather Service Tulsa OK
1015 AM CDT Thu Mar 27 2025

Forecast is based on ignition time of 1115 CDT on March 27.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact NWS Tulsa at (918)838-7838, if you have questions
or concerns with this forecast.

.DISCUSSION...

A sunny and dry day is expected today. A light southeast wind will
become southerly at 10 to 20 mph this afternoon. Winds and gusts
will subside after sunset this evening. Minimum afternoon humidity
is expected to be around 35 percent.

.REST OF TODAY...

Sky/weather.........Sunny (20-30 percent).
Max temperature.....Around 83.
Min humidity........34 percent.
Dewpoint............55 decreasing to 52 late in the afternoon.
Wind (20 ft)........South winds 6 to 9 mph.
Mixing height.......6700 ft AGL.
Transport winds.....South 14 to 20 mph.
Smoke dispersal.....Excellent (60983 knot-ft).
Stability class.....3.
1700FT Avg MIX T(F).79.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........22  25  25  26  21  26  26
Weather cov.....
Weather type....
Tstm cov........
Temp............71  75  78  81  82  83  83
Dewpoint........55  57  56  56  55  54  52
RH..............57  54  47  42  40  37  34
20 FT wind dir..SE  S   S   S   S   S   S
20 FT wind spd..6   7   8   9   9   9   9
20 FT wind gust.13  14  14  14  14  14  14
Mix hgt (kft)...2.2 3.7 5.1 6.0 6.3 6.7 6.5
Transp wind dir.S   S   S   S   S   S   S
Transp wind spd.14  18  20  20  20  20  20
Vrate kt-ft/1K..61  61  117 117 117 117 117
Ventrate Cat....GD  GD  VGD VGD VGD VGD VGD
1700FT Mix T(F).75  77  79  81  82  83  83

.TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent) then becoming
                    mostly cloudy (60-70 percent).
Min temperature.....Around 58.
Max humidity........78 percent.
Dewpoint............51.
Wind (20 ft)........South winds 5 to 8 mph.
Mixing height.......500 ft AGL.
Transport winds.....South 13 to 21 mph decreasing to 10 to 12 mph
                    overnight.
Smoke dispersal.....Excellent (116721 knot-ft) early in the evening
                    decreasing to poor (5901 knot-ft) late in the
                    night.
Stability class.....5.
1700FT Avg MIX T(F).78 decreasing to 68 overnight.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........27  20  32  33  24  27  25  32  39  41  55  79
Weather cov.....
Weather type....
Tstm cov........
Temp............82  80  77  72  70  68  66  64  63  62  61  60
Dewpoint........51  51  52  52  53  53  53  53  52  51  51  50
RH..............34  36  42  49  55  59  63  67  67  67  70  69
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   SE
20 FT wind spd..8   7   7   6   6   6   6   5   5   5   5   5
20 FT wind gust.14  13  13  13  13  12  10  10  10  10  8   8
Mix hgt (kft)...5.6 0.6 0.7 0.6 0.6 0.6 0.6 0.5 0.5 0.5 0.5 0.6
Transp wind dir.S   S   S   S   S   S   SW  SW  SW  S   S   S
Transp wind spd.21  15  16  13  16  15  13  10  10  10  10  12
Vrate kt-ft/1K..117 10  10  10  10  10  10  6   6   6   6   6
Ventrate Cat....VGD PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR
1700FT Mix T(F).82  80  78  77  75  74  72  71  69  68  66  65

.FRIDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Slight chance of
                    rain showers early in the morning. Chance of
                    rain showers in the late morning and afternoon.
Max temperature.....Around 70.
Min humidity........60 percent.
Dewpoint............53 increasing to 56 late in the morning.
Wind (20 ft)........South winds 5 to 9 mph. Gusts up to 22 mph late
                    in the morning.
Mixing height.......3000 ft AGL.
Transport winds.....South 10 to 12 mph increasing to 17 to 20 mph
                    in the late morning and afternoon.
Smoke dispersal.....Poor (5901 knot-ft) early in the morning
                    increasing to good (52459 knot-ft) in the
                    afternoon.
Stability class.....4.
1700FT Avg MIX T(F).66.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........82  89  93  85  81  90  90  90  91  91  92  92
Weather cov.....    SCH SCH SCH CHC CHC CHC CHC CHC CHC CHC CHC
Weather type....    RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........
Temp............60  60  59  61  64  65  66  68  69  70  70  70
Dewpoint........51  51  52  53  55  56  57  57  57  56  56  56
RH..............72  72  78  75  73  73  70  68  65  62  61  60
20 FT wind dir..SE  SE  SE  SE  S   S   S   S   S   S   S   S
20 FT wind spd..5   5   6   6   7   8   9   10  10  10  10  10
20 FT wind gust.8   10  10  12  14  16  17  18  18  18  18  17
Mix hgt (kft)...0.6 0.6 0.7 0.8 1.8 2.0 2.3 2.5 2.8 3.0 3.0 2.7
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.10  10  10  12  20  18  18  20  20  20  18  17
Vrate kt-ft/1K..6   38  38  38  38  38  38  52  52  52  52  52
Ventrate Cat....PR  PR  PR  PR  PR  PR  PR  FR  FR  FR  FR  FR
1700FT Mix T(F).64  63  63  63  64  65  67  68  69  70  70  70

$$
Forecaster...LACY
Requested by...Forrest Blackbear
Type of request...PRESCRIBED
.TAG 2507608.2/TSA
.DELDT 03/27/25
.FormatterVersion 2.0.0
.EMAIL forrest.blackbear@bia.gov