7-Day Zone Forecast for Northeast Bighorn Mountains (Text-Only)
NWS Forecast for: Northeast Bighorn Mountains
Issued by: National Weather Service Billings, MT
Last Update: 753 PM MDT Wed Sep 16 2026


Rest Of Tonight: Partly cloudy. Lows in the upper 30s. South winds 5 to 15 mph.

Thursday: Mostly cloudy early in the morning, then a 20 percent chance of rain showers in the late morning and afternoon. Highs in the upper 60s. South winds 5 to 15 mph.

Thursday Night: Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the lower 40s. Southwest winds 5 to 15 mph.

Friday: Sunny in the morning, then rain showers early in the afternoon. Rain showers and isolated thunderstorms late in the afternoon. Highs in the mid 60s. Southwest winds 5 to 10 mph in the morning shifting to the northeast in the afternoon. Chance of precipitation 80 percent.

Friday Night: Scattered thunderstorms early in the evening. Rain showers through the night. Isolated thunderstorms late in the evening. Patchy fog in the late evening and overnight. Lows around 40. South winds 5 to 10 mph in the evening shifting to the west overnight. Chance of precipitation 90 percent.

Saturday: Cooler. Rain showers through the day. Slight chance of thunderstorms late in the morning, then chance of thunderstorms in the afternoon. Highs in the lower 50s. Chance of precipitation 100 percent.

Saturday Night: Rain showers and slight chance of thunderstorms in the evening, then rain showers likely overnight. Lows in the mid 30s. Chance of precipitation 80 percent.

Sunday: Rain showers likely in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of precipitation 70 percent.

Sunday Night: Partly cloudy. A 20 percent chance of rain showers in the evening. Lows in the mid 30s.

Monday: Sunny. A 20 percent chance of rain showers in the afternoon. Highs in the lower 60s.

Monday Night: Mostly clear. Lows in the upper 30s.

Tuesday: Sunny. Highs in the mid 60s.

Tuesday Night: Mostly clear. Lows in the upper 30s.

Wednesday: Sunny. Highs in the mid 60s.







Zone Forecast: Northeast Bighorn Mountains

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