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Fossil Lake, MT 7-Day Weather Forecast
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Fossil Lake Weather Forecast
Fossil Lake, MT Weather Forecast Date: 147 PM MDT Sat Oct 10 2026
Weather forecast for Fossil Lake, MT
Today Hi: 60°FHi: 16°C Lo: 30°F Lo: -1°C |
Rest of Today... Chance of rain early in the afternoon, then rain showers and slight chance of thunderstorms late in the afternoon. Cooler. Highs around 60. Southwest winds 5 to 15 mph. Chance of precipitation 80%. |
Sun Hi: 49°FHi: 9°C Lo: 29°F Lo: -2°C |
Sunday... Cooler. Slight chance of snow early in the morning. Rain through the day. Snow late in the morning. Little or no snow accumulation in the mountains around cooke city...Except snow accumulation around 1 inch in the mountains near red lodge. Highs in the upper 40s. East winds 5 to 10 mph. Chance of precipitation 100%. |
| Columbus Day Hi: 51°FHi: 11°C Lo: 25°F Lo: -4°C |
Columbus Day... Snow likely in the morning. Slight chance of rain late in the morning, then chance of rain in the afternoon. Highs in the lower 50s. Southwest winds 5 to 10 mph. Chance of precipitation 70%. |
Tue Hi: 55°FHi: 13°C Lo: 25°F Lo: -4°C |
Tuesday... Partly sunny. A 30% chance of rain in the afternoon. Highs in the mid 50s. |
Wed Hi: 55°FHi: 13°C Lo: 25°F Lo: -4°C |
Wednesday... Mostly sunny. A 30% chance of snow showers in the morning. Highs in the mid 50s. |
| Thu Hi: 59°FHi: 15°C Lo: 21°F Lo: -6°C |
Thursday... Mostly sunny with a 20% chance of snow showers. Highs in the upper 50s. |
Fri Hi: 61°FHi: 16°C Lo: 29°F Lo: -2°C |
Friday... Sunny. Highs in the lower 60s. |
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