116
FNUS75 KBYZ 081625
FWSBYZ

Spot Forecast for Horn Creek Piles...Northern Cheyenne Agency
National Weather Service Billings MT
925 AM MST Wed Jan 8 2025

Forecast is based on ignition time of 0900 MST on January 08.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office if you have questions
or concerns with this forecast.

.DISCUSSION...

Gusty west winds are expected at the burn site today along with
scattered snow showers, possibly mixing with rain at times during
the daytime hours. Expect snow showers to persist into this evening
with total snow accumulations of 1-3 inches possible before the
snow ends later tonight.

.REST OF TODAY...

Sky/weather.........Mostly cloudy with scattered snow showers,
                    possibly mixing with rain. Patchy blowing snow
                    late in the afternoon.
CWR.................16 percent increasing to 69 percent late in the
                    afternoon.
LAL.................1...no thunderstorms.
Max temperature.....34-38.
Wind (20 ft)........
 Slope/valley.......West winds 7 to 15 mph. Gusts up to 36 mph in
                    the late morning and afternoon.
 Ridgetop...........Northwest around 35 mph increasing to north
                    around 40 mph late in the afternoon.
Mixing height.......200 ft AGL early in the morning increasing to
                    900 ft AGL in the afternoon.
Transport winds.....West 18 to 25 mph increasing to 26 to 31 mph
                    late in the afternoon.

TIME (MST)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........76  71  62  67  82  79  89  86  90
Weather cov.....        SCH SCH SCH CHC CHC CHC DEF
Weather type....        SW  SW  SW  SW  SW  SW  SW
Tstm cov........
Temp............28  32  33  34  36  34  34  33  32
20 FT wind dir..W   W   W   W   W   W   W   W   W
20 FT wind spd..7   8   9   10  12  13  15  15  15
20 FT wind gust.14  16  19  22  24  26  28  29  26

.TONIGHT...

Sky/weather.........Mostly cloudy. Snow showers in the evening.
                    Patchy blowing snow.
CWR.................69 percent decreasing to 0 percent early in the
                    morning.
Min temperature.....21-25.
Wind (20 ft)........
 Slope/valley.......Northwest winds 13 to 18 mph with gusts to
                    around 30 mph.
 Ridgetop...........North 40 to 45 mph.
Mixing height.......1000 ft AGL early in the evening decreasing to
                    200 ft AGL overnight.
Transport winds.....Northwest 24 to 31 mph.

TIME (MST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........90  93  93  96  92  91  90  80  77  67  61  57
Weather cov.....DEF DEF DEF DEF DEF PTY PTY PTY PTY PTY PTY
Weather type....SW  SW  SW  SW  SW  BSN BSN BSN BSN BSN BSN
Tstm cov........
Temp............33  33  32  33  33  32  31  31  29  28  28  25
20 FT wind dir..NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..17  17  17  17  18  17  17  17  17  17  16  13
20 FT wind gust.29  30  30  30  30  30  30  30  30  29  29  24

.THURSDAY...

Sky/weather.........Partly sunny then becoming sunny.
CWR.................0 percent.
Max temperature.....26-30.
Wind (20 ft)........
 Slope/valley.......Northwest winds 7 to 12 mph. Gusts up to 30
                    mph.
 Ridgetop...........North 35 to 40 mph.
Mixing height.......100 ft AGL early in the morning increasing to
                    1900 ft AGL in the afternoon.
Transport winds.....Northwest 17 to 26 mph.

TIME (MST)      6 AM      9 AM      NOON      3 PM
Sky (%).........47        61        50        43
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............25        25        27        27
20 FT wind......NW 12G24  NW 11G21  NW 11G20  NW 10G19

$$
Forecaster...Wetenkamp
Requested by...Mario Pretty Boy
Type of request...PRESCRIBED
.TAG 2500267.0/BYZ
.DELDT 01/08/25
.FormatterVersion 2.0.0
.EMAIL mario.prettyboy@bia.gov