Expires:202601011800;;586080 FPUS55 KBYZ 010400 ZFPBYZ Zone Forecast Product for South Central and Southeast Montana National Weather Service Billings MT 859 PM MST Wed Dec 31 2025 Spot temperatures and probabilities of measurable precipitation are for the rest of tonight, New Years Day, Thursday night, and Friday. MTZ037-011800- Carter- Including the city of Ekalaka 859 PM MST Wed Dec 31 2025 .REST OF TONIGHT...Mostly clear. Patchy fog. Lows in the lower 20s. Southwest winds 5 to 10 mph. .NEW YEARS DAY...Mostly sunny. Highs in the lower 40s. West winds 5 to 10 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the lower 20s. Northeast winds 5 to 10 mph in the evening becoming light overnight. .FRIDAY...Mostly cloudy. Highs in the upper 30s. South winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. Lows in the mid 20s. Southwest winds 5 to 10 mph. .SATURDAY...Mostly sunny. Warmer. Highs around 50. .SATURDAY NIGHT...Partly cloudy. Lows around 30. .SUNDAY...Partly sunny. Highs in the lower 50s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Mostly sunny. Highs in the upper 40s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 20s. .TUESDAY...Mostly sunny. Highs in the mid 40s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 20s. .WEDNESDAY...Mostly sunny. Highs in the mid 40s. $$