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Split Rock Lake Weather Forecast
Split Rock Lake, IL Weather Forecast Date: 1221 PM CST Wed Nov 11 2026
Weather forecast for Split Rock Lake, IL
Today Hi: 50°FHi: 10°C Lo: 39°F Lo: 4°C |
This Afternoon... Rain and a chance of thunderstorms early in the afternoon, then a chance of rain and a slight chance of thunderstorms late. Cooler. Nearly steady temperatures around 50. North winds around 10 mph. Chance of precipitation 80%. |
Thu Hi: 45°FHi: 7°C Lo: 29°F Lo: -2°C |
Thursday... Mostly cloudy. A slight chance of in the morning, then a chance of rain early in the afternoon. A slight chance of rain late. Breezy with highs in the mid 40s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 20%. |
Fri Hi: 41°FHi: 5°C Lo: 25°F Lo: -4°C |
Friday... Partly cloudy. Highs in the lower 40s. North winds 10 to 15 mph. |
Sat Hi: 45°FHi: 7°C Lo: 25°F Lo: -4°C |
Saturday... Mostly sunny. Highs in the mid 40s. |
| Sun Hi: 49°FHi: 9°C Lo: 29°F Lo: -2°C |
Sunday... Mostly sunny. Highs in the upper 40s. |
| Mon Hi: 50°FHi: 10°C Lo: 29°F Lo: -2°C |
Monday... Mostly sunny. Highs around 50. |
| Tue Hi: 51°FHi: 11°C |
Tuesday... Mostly sunny. Highs in the lower 50s. |
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