Weather WorldArrowhead Lake, WI 7-Day Weather Forecast
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Arrowhead Lake Weather Forecast
Arrowhead Lake, WI Weather Forecast Date: 506 PM CDT Wed Sep 30 2026
Weather forecast for Arrowhead Lake, WI
Tonight Lo: 51°F Lo: 11°C |
Tonight... Mostly cloudy. Lows in the lower 50s. West winds around 5 mph. |
Thu Hi: 65°FHi: 18°C Lo: 39°F Lo: 4°C |
Thursday... Mostly sunny. Cooler with highs in the mid 60s. Northwest winds 5 to 10 mph. |
| Fri Hi: 60°FHi: 16°C Lo: 39°F Lo: 4°C |
Friday... Areas of frost in the morning. Sunny. Highs around 60. Northwest winds 5 to 10 mph. |
Sat Hi: 61°FHi: 16°C Lo: 41°F Lo: 5°C |
Saturday... Partly sunny in the morning, then mostly cloudy with a chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 30%. |
| Sun Hi: 61°FHi: 16°C Lo: 31°F Lo: -1°C |
Sunday... Sunny. Highs in the lower 60s. |
| Mon Hi: 59°FHi: 15°C Lo: 39°F Lo: 4°C |
Monday... Widespread frost in the morning. Sunny. Highs in the upper 50s. |
Tue Hi: 65°FHi: 18°C Lo: 49°F Lo: 9°C |
Tuesday... Partly cloudy. Lows in the upper 30s. Highs in the mid 60s. |
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