Expires:202512221500;;996516 FPUS55 KBYZ 212342 ZFPBYZ Zone Forecast Product for South Central and Southeast Montana National Weather Service Billings MT 441 PM MST Sun Dec 21 2025 Spot temperatures and probabilities of measurable precipitation are for tonight, Monday, Monday night, and Tuesday. WYZ198-221500- Northeast Bighorn Mountains- Including the city of Burgess Jct 441 PM MST Sun Dec 21 2025 .TONIGHT...Partly cloudy. Slight chance of snow early in the evening, then slight chance of rain and snow late in the evening. Warmer. Lows around 30. Southwest winds 15 to 25 mph. Chance of precipitation 20 percent. .MONDAY...Mostly sunny. A 20 percent chance of snow early in the afternoon. Highs in the lower 40s. Southwest winds 15 to 25 mph with gusts to around 40 mph. .MONDAY NIGHT...Partly cloudy. Lows in the upper 20s. Southwest winds 10 to 20 mph. .TUESDAY...Partly sunny. Highs in the mid 40s. Southwest winds 15 to 25 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 30s. Southwest winds 15 to 25 mph. .WEDNESDAY...Mostly sunny. Highs in the mid 40s. .WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of snow overnight. Lows in the upper 20s. .CHRISTMAS DAY...Partly sunny with a 50 percent chance of snow. Highs in the upper 30s. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of snow in the evening. Lows in the lower 20s. .FRIDAY...Partly sunny. Slight chance of snow in the morning, then chance of snow in the afternoon. Highs in the mid 30s. Chance of precipitation 30 percent. .FRIDAY NIGHT...Mostly cloudy. Chance of snow in the evening, then slight chance of snow overnight. Lows around 17. Chance of precipitation 30 percent. .SATURDAY...Mostly sunny. A 20 percent chance of snow in the afternoon. Highs around 30. .SATURDAY NIGHT...Partly cloudy. Lows around 16. .SUNDAY...Mostly sunny. Highs in the upper 30s. $$