Weather WorldTunnel Lake, MT 7-Day Weather Forecast
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Tunnel Lake Weather Forecast
Tunnel Lake, MT Weather Forecast Date: 336 AM MDT Mon Aug 31 2026
Weather forecast for Tunnel Lake, MT
Today Hi: 75°FHi: 24°C Lo: 49°F Lo: 9°C |
Today... Warmer, sunny. Highs in the mid 70s. Southwest winds up to 10 mph. Gusts up to 25 mph in the morning. |
| Tue Hi: 81°FHi: 27°C Lo: 51°F Lo: 11°C |
Tuesday... Mostly sunny. Highs in the lower 80s. South winds up to 5 mph shifting to the southeast 5 to 15 mph in the afternoon. |
Wed Hi: 75°FHi: 24°C Lo: 49°F Lo: 9°C |
Wednesday... Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Southwest winds up to 10 mph increasing to 10 to 20 mph in the afternoon. Chance of precipitation 50%. |
Thu Hi: 71°FHi: 22°C Lo: 45°F Lo: 7°C |
Thursday... Partly cloudy. Highs in the lower 70s. Lows in the mid 40s. |
| Fri Hi: 71°FHi: 22°C Lo: 45°F Lo: 7°C |
Friday... Partly cloudy. Highs in the lower 70s. Lows in the mid 40s. |
| Fri Hi: 71°FHi: 22°C Lo: 49°F Lo: 9°C |
Friday... Partly cloudy. Highs in the lower 70s. Lows in the mid 40s. |
Sat Hi: 71°FHi: 22°C Lo: 49°F Lo: 9°C |
Saturday... Partly cloudy with a 20% chance of rain showers. Lows in the upper 40s. Highs in the lower 70s. |
| Sun Hi: 71°FHi: 22°C Lo: 49°F Lo: 9°C |
Sunday... Partly cloudy with a 20% chance of rain showers. Lows in the upper 40s. Highs in the lower 70s. |
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