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Bismarck Lake, WI Weather Forecast
Bismarck Lake, WI Weather Forecast Date: 121 AM CDT Sun Sep 13 2026
The area/counties/county of: Bayfield, including the cities of: Washburn and Bayfield.or toggle through each period.
Rest of Tonight... Mostly cloudy and cooler. Near steady temperature in the upper 40s. West winds around 5 mph with gusts up to 20 mph.
Sunday... Sunny. Highs in the mid 60s. Northwest winds 5 to 10 mph with gusts up to 25 mph.
Sunday Night... Mostly clear. Lows in the upper 30s. Northwest winds around 5 mph, becoming south after midnight.
Monday... Mostly sunny in the morning, then showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. South winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of rain near 100%.
Monday Night... Showers with a slight chance of thunderstorms in the evening. Not as cool with lows in the lower 50s. South winds 10 to 15 mph, becoming southwest after midnight. Gusts up to 35 mph. Chance of rain near 100%.
Tuesday... Mostly sunny. Highs in the mid 60s.
Tuesday Night... Mostly clear. Cooler with lows in the lower 40s.
Wednesday... Mostly sunny. Highs in the upper 60s.
Wednesday Night... Mostly cloudy with a 40% chance of showers. Lows in the upper 40s.
Thursday... Partly sunny. A slight chance of showers in the morning. Highs in the upper 60s. Chance of rain 20%.
Thursday Night... Partly cloudy. Lows in the upper 40s.
Friday... Partly sunny with a 20% chance of showers. Highs in the upper 60s.
Friday Night... Partly cloudy. A slight chance of showers in the evening. Lows in the upper 40s. Chance of rain 20%.
POP = Probability of Precipitation
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