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Big Bay State Park, WI Weather Forecast
Big Bay State Park, WI Weather Forecast Date: 306 PM CDT Sat Aug 29 2026
The area/counties/county of: Ashland, including the city of Ashland.or toggle through each period.
This Afternoon... Cloudy with a 20% chance of showers. Near steady temperature in the lower 70s. South winds around 5 mph with gusts up to 20 mph.
Tonight... Mostly cloudy. Patchy fog. A slight chance of showers after midnight. Humid with lows in the upper 50s. Southeast winds around 5 mph. Chance of rain 20%.
Sunday... Patchy fog in the morning. Mostly cloudy. Humid with highs in the upper 70s. East winds 5 to 10 mph. Gusts up to 30 mph in the afternoon.
Sunday Night... Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Humid with lows in the lower 60s. East winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 50%.
Monday... A slight chance of thunderstorms in the morning. Partly sunny with a slight chance of showers. Hot with highs in the mid 80s. South winds 5 to 10 mph with gusts up to 20 mph, becoming west in the afternoon. Chance of rain 20%.
Monday Night... Partly cloudy. A slight chance of showers in the evening. Lows around 60. Chance of rain 20%.
Tuesday... Mostly sunny. Highs in the mid 80s.
Tuesday Night... Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows around 60. Chance of rain 40%.
Wednesday... Mostly cloudy in the morning, then becoming mostly sunny. A 20% chance of showers. Highs around 80.
Wednesday Night... Partly cloudy. A slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 20%.
Thursday... Mostly sunny. Highs around 80.
Thursday Night... Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 20%.
POP = Probability of Precipitation
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