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First Lake, WI 7-Day Weather Forecast
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First Lake Weather Forecast
First Lake, WI Weather Forecast Date: 1107 AM CDT Fri Sep 18 2026
Weather forecast for First Lake, WI
Today Hi: 61°FHi: 16°C Lo: 55°F Lo: 13°C |
This Afternoon... Showers early, then showers with a slight chance of thunderstorms this afternoon. Cooler. Near steady temperature in the lower 60s. East winds 5 to 10 mph. Chance of rain 100%. |
Sat Hi: 61°FHi: 16°C Lo: 50°F Lo: 10°C |
Saturday... Mostly cloudy with a 50% chance of showers. Highs in the lower 60s. East winds 10 to 15 mph. |
Sun Hi: 65°FHi: 18°C Lo: 41°F Lo: 5°C |
Sunday... Partly sunny. Highs in the mid 60s. Northeast winds 5 to 10 mph. |
| Mon Hi: 61°FHi: 16°C Lo: 41°F Lo: 5°C |
Monday... Mostly cloudy. Highs in the lower 60s. Lows in the lower 40s. |
Tue Hi: 61°FHi: 16°C Lo: 41°F Lo: 5°C |
Tuesday... Partly cloudy. Highs in the lower 60s. Lows in the lower 40s. |
| Wed Hi: 61°FHi: 16°C Lo: 41°F Lo: 5°C |
Wednesday... Partly cloudy. Highs in the lower 60s. Lows in the lower 40s. |
| Wed Hi: 61°FHi: 16°C Lo: 41°F Lo: 5°C |
Wednesday... Partly cloudy. Highs in the lower 60s. Lows in the lower 40s. |
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