Expires:202512291100;;420791 FPUS55 KTFX 290649 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 1148 PM MST Sun Dec 28 2025 Spot temperatures and probabilities of measurable precipitation are for the rest of tonight, Monday, Monday night, and Tuesday. MTZ329-291100- Ruby Mountains and Southern Beaverhead Mountains- Including the city of Monida Pass 1148 PM MST Sun Dec 28 2025 .REST OF TONIGHT...Partly cloudy. Near steady temperature around 11. Southwest winds 5 to 10 mph. .MONDAY...Sunny. Highs 24 to 30. Southwest winds up to 10 mph. .MONDAY NIGHT...Mostly clear. Near steady temperature around 19. Southwest winds up to 10 mph. .TUESDAY...Sunny. Highs 31 to 37. South winds up to 10 mph. .TUESDAY NIGHT...Mostly clear. Lows 18 to 24. South winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. Highs 33 to 41. .WEDNESDAY NIGHT AND NEW YEARS DAY...Mostly cloudy. Lows in the mid 20s. Highs 31 to 39. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow. Lows in the mid 20s. Highs 31 to 39. .SATURDAY...Partly sunny with a 50 percent chance of snow. Highs 31 to 39. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy. A 20 percent chance of snow. Lows in the lower 20s. Highs 30 to 36. $$