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Split Rock Lake Weather Forecast
Split Rock Lake, MT Weather Forecast Date: 336 PM MDT Sat Aug 22 2026
Weather forecast for Split Rock Lake, MT
Tonight Lo: 59°F Lo: 15°C |
Tonight... Mostly cloudy until early morning then becoming partly cloudy. Chance of rain showers and slight chance of thunderstorms early in the evening, then slight chance of rain showers late in the evening. Lows in the upper 50s. Southwest winds up to 10 mph. Chance of precipitation 40%. |
Sun Hi: 81°FHi: 27°C Lo: 51°F Lo: 11°C |
Sunday... Breezy. Partly sunny in the morning, then sunny with a 20% chance of thunderstorms in the afternoon. Highs in the lower 80s. Southwest winds up to 10 mph increasing to west 10 to 25 mph in the afternoon. |
Mon Hi: 79°FHi: 26°C Lo: 55°F Lo: 13°C |
Monday... Sunny. Highs in the upper 70s. West winds up to 10 mph shifting to the north in the afternoon. |
| Tue Hi: 81°FHi: 27°C Lo: 55°F Lo: 13°C |
Tuesday... Mostly clear. Highs in the lower 80s. Lows in the mid 50s. |
| Wed Hi: 89°FHi: 32°C Lo: 51°F Lo: 11°C |
Wednesday... Partly cloudy. A 20% chance of thunderstorms. Highs in the upper 80s. Lows in the mid 50s. |
Thu Hi: 85°FHi: 29°C Lo: 51°F Lo: 11°C |
Thursday... Partly cloudy. Highs in the mid 80s. Lows in the lower 50s. |
| Fri Hi: 80°FHi: 27°C Lo: 51°F Lo: 11°C |
Friday... Sunny. Highs around 80. |
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