| NWS Forecast for: Ruby Mountains and Southern Beaverhead Mountains Issued by: National Weather Service Great Falls, MT Last Update: 254 AM MST Mon Jan 12 2026 |  |
| Today: Mostly sunny. Highs 34 to 42. Southwest winds 5 to 15 mph. Tonight: Partly cloudy in the evening then becoming mostly cloudy. Near steady temperature in the upper 20s. Southwest winds 5 to 15 mph. Tuesday: Mostly sunny. Highs 39 to 45. West winds 5 to 15 mph. Tuesday Night: Partly cloudy. Lows 23 to 29. West winds 5 to 15 mph. Wednesday: Sunny. Highs 41 to 47. Southwest winds up to 10 mph. Wednesday Night: Mostly clear. Lows 21 to 27. Thursday: Sunny. Highs 37 to 43. Thursday Night Through Sunday: Mostly clear. Lows 17 to 24. Highs 32 to 43. | |
| Zone Forecast: Ruby Mountains and Southern Beaverhead Mountains | |
Visit your local NWS office at: https://www.weather.gov/tfx |