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Black Brook, WI Weather Forecast
Black Brook, WI Weather Forecast Date: 541 AM CDT Sun Sep 13 2026
The area/counties/county of: Polk, including the city of Osceola.or toggle through each period.
Today... Mostly cloudy early in the morning then clearing. Highs in the upper 60s. Northwest winds up to 10 mph.
Tonight... Clear. Lows in the lower 40s. Northwest winds up to 5 mph shifting to the southeast after midnight.
Monday... Breezy. Partly sunny with chance of rain showers in the morning, then rain showers and chance of thunderstorms in the afternoon. Highs in the lower 60s. Southeast winds 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation near 100%.
Monday Night... Rain showers and chance of thunderstorms in the evening. Lows in the lower 50s. South winds 10 to 20 mph with gusts to around 35 mph shifting to the southwest 5 to 15 mph after midnight. Chance of precipitation near 100%.
Tuesday... Mostly sunny. Highs in the upper 60s. West winds 10 to 20 mph.
Tuesday Night... Mostly clear. Lows in the mid 40s.
Wednesday... Increasing clouds. Highs in the upper 60s.
Wednesday Night... Mostly cloudy with a 50% chance of rain showers. Lows around 50.
Thursday... Partly sunny. Highs around 70.
Thursday Night... Partly cloudy. Lows around 50.
Friday... Partly sunny. Chance of rain showers in the morning. Highs in the lower 70s. Chance of showers 30%.
Friday Night... Decreasing clouds. Lows in the upper 40s.
POP = Probability of Precipitation
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