Expires:202512100300;;278260
FPUS55 KBYZ 091344
ZFPBYZ

Zone Forecast Product for South Central and Southeast Montana
National Weather Service Billings MT
643 AM MST Tue Dec 9 2025

Spot temperatures and probabilities of measurable precipitation
are for today, tonight, and Wednesday.



MTZ058-100300-
Southern Rosebud-
Including the city of Lame Deer
643 AM MST Tue Dec 9 2025

...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

.TODAY...Scattered rain showers in the morning, then numerous
rain showers early in the afternoon. Windy in the afternoon.
Highs in the lower 50s. Temperatures falling into the lower 40s
in the afternoon. Southwest winds 15 to 25 mph with gusts to
around 40 mph in the morning increasing to northwest 20 to 35 mph
with gusts to around 50 mph in the afternoon. Chance of
precipitation 60 percent. 
.TONIGHT...Mostly cloudy. Lows in the upper 20s. Northwest winds
10 to 20 mph in the evening becoming southwest 5 to 10 mph
overnight. 
.WEDNESDAY...Snow through the day. Rain showers and light
freezing rain in the afternoon. Snow accumulation an inch or
less. Highs in the upper 40s. South winds 5 to 10 mph. Chance of
precipitation 90 percent. 
.WEDNESDAY NIGHT...Rain showers likely. Lows in the mid 30s. West
winds 5 to 15 mph. Chance of precipitation 60 percent. 
.THURSDAY...Chance of rain showers and slight chance of snow
showers in the morning, then rain and snow showers likely in the
afternoon. Highs in the lower 50s. West winds 5 to 15 mph. Chance
of precipitation 60 percent. 
.THURSDAY NIGHT...Snow in the evening, then snow likely
overnight. Much colder. Accumulations possible. Lows around 6.
Chance of precipitation 80 percent. 
.FRIDAY...Snow likely. Much colder. Accumulations possible. Highs
around 16. Chance of precipitation 70 percent. 
.FRIDAY NIGHT...Snow likely in the evening, then chance of snow
overnight. Accumulations possible. Lows around 6. Chance of
precipitation 60 percent. 
.SATURDAY...Mostly cloudy. A 20 percent chance of snow in the
morning. Highs in the lower 20s. 
.SATURDAY NIGHT...Mostly cloudy. Lows around 10. 
.SUNDAY...Partly sunny. Warmer. Highs in the lower 40s. 
.SUNDAY NIGHT...Partly cloudy. Warmer. Lows in the lower 20s. 
.MONDAY...Mostly sunny. Highs in the lower 40s. 

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