113
FNUS75 KBYZ 301037
FWSBYZ

Spot Forecast for Smith Creek Piles...USFS
National Weather Service Billings MT
337 AM MST Tue Dec 30 2025

Forecast is based on ignition time of 0800 MST on December 30.
If conditions become unrepresentative...contact the National Weather
Service.

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

.DISCUSSION...

Mild conditions will persist through the forecast period as ridging
builds in overhead. Moisture will begin to advect in Thursday bringing
increasing precipitation chances towards the weekend (10-25% chance).

.TODAY...

Sky/weather.........Sunny.
CWR.................0 percent.
Max temperature.....31-35.
Min humidity........53-57 percent.
Wind (20 ft)........
 Slope/valley.......Southwest winds 8 to 15 mph with gusts to
20 mph.
 Ridgetop...........Northwest around 25 to 35 mph.
Mixing height.......400 ft AGL in the morning increasing to
                    1100 ft AGL in the afternoon.
Transport winds.....Southwest 14 to 16 mph.

TIME (MST)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........36  23  24  20  12  8   5   10  21  20
Weather cov.....
Weather type....
Tstm cov........
Temp............23  24  27  31  32  33  33  32  31  30
RH..............70  69  66  59  60  60  58  58  62  61
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..13  13  12  11  11  11  11  11  11  11
20 FT wind gust.14  14  14  14  18  17  17  16  16  16

.TONIGHT...

Sky/weather.........Partly cloudy.
CWR.................0 percent.
Min temperature.....26-30.
Max humidity........59-63 percent.
Wind (20 ft)........
 Slope/valley.......Southwest winds 7 to 14 mph with gusts to
around 21 mph.
 Ridgetop...........Northwest around 30 to 40 mph.
Mixing height.......400 ft AGL.
Transport winds.....Southwest 15 to 21 mph.

TIME (MST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........24  36  36  50  40  30  27  25  25  31  13  21
Weather cov.....
Weather type....
Tstm cov........
Temp............28  29  29  29  29  29  29  29  29  30  29  28
RH..............61  61  62  60  60  60  60  60  60  58  62  58
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..10  11  13  14  14  14  12  11  11  10  10  11
20 FT wind gust.15  16  17  18  19  20  17  16  16  16  16  17

.WEDNESDAY...

Sky/weather.........Sunny.
CWR.................0 percent.
Max temperature.....38-42.
Min humidity........51-55 percent.
Wind (20 ft)........
 Slope/valley.......Southwest winds 8 to 15 mph with gusts to
                    around 22 mph.
 Ridgetop...........West around 20 to 30 mph.
Mixing height.......Increasing to 900 ft AGL in the afternoon.
Transport winds.....Southwest 16 to 21 mph.

TIME (MST)      6 AM      9 AM      NOON      3 PM
Sky (%).........25        9         17        18
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............30        31        39        39
RH..............60        57        51        54
20 FT wind......SW 15G19  SW 16G21  SW 13G20  SW 15G21

$$
Forecaster...Stetzer
Requested by...Greg Oyler
Type of request...PRESCRIBED
.TAG 2528106.0/BYZ
.DELDT 12/30/25
.FormatterVersion 2.0.0
.EMAIL gregory.oyler@usda.gov