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Rock Lake Weather Forecast
Rock Lake, IN Weather Forecast Date: 658 AM EDT Wed Aug 26 2026
Weather forecast for Rock Lake, IN
Today Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Today... Partly cloudy. Showers likely with a chance of thunderstorms this afternoon. Highs in the lower 80s. Southwest winds 5 to 10 mph. Gusts up to 20 mph this afternoon. Chance of rain 60%. |
Thu Hi: 80°FHi: 27°C Lo: 59°F Lo: 15°C |
Thursday... Mostly sunny. Highs around 80. Northwest winds 5 to 10 mph. |
| Fri Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Friday... Sunny. Highs in the upper 70s. Northeast winds around 5 mph. |
| Sat Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Saturday... Mostly sunny. Highs in the lower 80s. |
Sun Hi: 85°FHi: 29°C Lo: 69°F Lo: 21°C |
Sunday... Partly cloudy in the morning, then becoming mostly sunny. Highs in the mid 80s. |
Mon Hi: 85°FHi: 29°C Lo: 70°F Lo: 21°C |
Monday... Partly cloudy with a 20% chance of showers. Highs in the mid 80s. |
| Tue Hi: 85°FHi: 29°C |
Tuesday... Partly cloudy with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs in the mid 80s. Chance of rain 30%. |
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