Expires:202512252300;;207903 FPUS55 KTFX 251708 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 1007 AM MST Thu Dec 25 2025 Spot temperatures and probabilities of measurable precipitation are for the rest of today, tonight, and Friday. MTZ314-252300- Fergus County below 4500ft- Including the cities of Hilger and Lewistown 1007 AM MST Thu Dec 25 2025 .REST OF TODAY...Not as cool. Mostly sunny. Highs 45 to 51. Southwest winds up to 10 mph. .TONIGHT...Mostly cloudy. Near steady temperature in the upper 30s. Southwest winds 5 to 15 mph. .FRIDAY...Breezy. Mostly sunny. Highs 48 to 54. South winds 5 to 15 mph with gusts to around 35 mph shifting to the southwest 10 to 25 mph with gusts to around 45 mph in the afternoon. .FRIDAY NIGHT...Much colder. Partly cloudy. Lows 12 to 20. Temperatures rising into the lower 30s after midnight. Southwest winds 5 to 15 mph with gusts to around 30 mph. .SATURDAY...Windy, colder. Partly sunny. Chance of snow in the morning, then slight chance of snow in the afternoon. Highs in the lower 30s. Temperatures falling into the upper single digits in the afternoon. West winds 10 to 20 mph shifting to the northwest 15 to 30 mph in the afternoon. Chance of snow 50 percent. .SATURDAY NIGHT...Colder. Mostly cloudy in the evening then clearing. Near steady temperature around 5. .SUNDAY...Sunny. Highs 20 to 26. .SUNDAY NIGHT AND MONDAY...Not as cool. Partly cloudy. Lows around 13. Highs in the lower 40s. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. Lows in the upper 20s. Highs in the mid 40s. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy with a 20 percent chance of rain and snow. Lows in the mid 20s. Highs 37 to 43. && TEMPERATURE / PRECIPITATION Lewistown 51 35 50 / 10 10 10 $$