Expires:202411250300;;591146 FPUS55 KBYZ 241212 ZFPBYZ Zone Forecast Product for South Central and Southeast Montana National Weather Service Billings MT 512 AM MST Sun Nov 24 2024 Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Monday. MTZ141-250300- Northern Sweet Grass- Including the city of Big Timber 512 AM MST Sun Nov 24 2024 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... .TODAY...Decreasing clouds. Colder. Snow early in the morning, then snow likely late in the morning. Slight chance of snow early in the afternoon. Snow accumulation an inch or less. Highs in the lower 30s. North winds 5 to 15 mph. Chance of precipitation 90 percent. .TONIGHT...Partly cloudy. Patchy fog after 3 am. Lows around 15. Southeast winds 5 to 10 mph. .MONDAY...Mostly sunny. Patchy fog early in the morning. Highs around 40. Southwest winds 5 to 15 mph. .MONDAY NIGHT...Partly cloudy. Lows in the lower 20s. Southwest winds 5 to 15 mph. .TUESDAY...Partly sunny. A 30 percent chance of snow in the afternoon. Highs in the lower 40s. West winds 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. A 30 percent chance of snow in the evening. Lows in the lower 20s. .WEDNESDAY...Mostly sunny. Highs in the upper 30s. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of snow. Lows around 18. .THANKSGIVING DAY...Partly sunny. A 20 percent chance of snow in the morning. Highs in the mid 30s. .THURSDAY NIGHT...Mostly cloudy. Lows around 16. .FRIDAY...Partly sunny. A 20 percent chance of snow in the morning. Highs in the mid 30s. .FRIDAY NIGHT...Mostly cloudy. Lows around 18. .SATURDAY...Partly sunny. Highs in the mid 30s. $$