Expires:202512100300;;278256 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. MTZ030-100300- Treasure- Including the city of Hysham 643 AM MST Tue Dec 9 2025 ...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... .TODAY...Mostly cloudy with scattered rain showers in the morning and early afternoon, then partly sunny late in the afternoon. Windy. Highs in the lower 50s. Temperatures falling into the lower 40s in the afternoon. West winds 20 to 35 mph with gusts to around 50 mph. Chance of precipitation 40 percent. .TONIGHT...Mostly cloudy. Colder. Lows in the upper 20s. Southwest winds 5 to 15 mph. .WEDNESDAY...Snow in the morning, then rain showers, snow and light freezing rain likely in the afternoon. Snow accumulation an inch or less. Highs in the mid 40s. South winds 5 to 15 mph. Chance of precipitation 100 percent. .WEDNESDAY NIGHT...Rain showers likely. Lows in the mid 30s. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. .THURSDAY...Chance of rain and snow showers in the morning, then rain and snow showers in the afternoon. Highs in the mid 40s. West winds 5 to 15 mph. Chance of precipitation 80 percent. .THURSDAY NIGHT...Snow in the evening, then snow likely overnight. Much colder. Accumulations possible. Lows around 5. Chance of precipitation 80 percent. .FRIDAY...Snow, cold. Snow may be heavy at times. Accumulations possible. Highs around 11. Chance of precipitation 90 percent. .FRIDAY NIGHT...Snow likely. Accumulations possible. Lows around 2. Chance of precipitation 70 percent. .SATURDAY...Cloudy with chance of snow in the morning, then partly sunny with slight chance of snow in the afternoon. Highs around 14. Chance of precipitation 30 percent. .SATURDAY NIGHT...Mostly cloudy. Lows around 3. .SUNDAY...Decreasing clouds. Not as cold. Highs in the mid 30s. .SUNDAY NIGHT...Mostly cloudy. Warmer. Lows around 20. .MONDAY...Mostly sunny. Highs in the upper 30s. $$