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Sleeper Lake, MI Weather Forecast
Sleeper Lake, MI Weather Forecast Date: 222 AM EDT Thu Sep 24 2026
The area/counties/county of: Alger, including the cities of: Grand Marais and Munising.or toggle through each period.
Early This Morning... Clear. Southeast winds 5 to 10 mph.
Today... Patchy fog in the morning. Mostly sunny. Highs in the upper 60s. Southeast winds 5 to 10 mph, becoming south in the afternoon.
Tonight... Cloudy. Patchy fog. Lows around 42 inland to around 49 at The shore. Light southeast winds, becoming south after midnight.
Friday... Patchy fog in the morning. Sunny. Highs around 71. Light south winds, becoming northeast in the afternoon.
Friday Night... Mostly clear. Lows around 41 inland to around 48 at The shore. Light south winds.
Saturday... Sunny. Highs around 72. Temperature falling into the middle 60s in the afternoon. Light southeast winds.
Saturday Night... Partly cloudy. Lows 40 to 45 inland to around 52 at The shore. Highs around 72.
Sunday... Partly cloudy. Lows 40 to 45 inland to around 52 at The shore. Highs around 72.
Monday... Mostly clear. Highs around 71. Lows around 44 inland to around 51 at The shore.
Monday Night... Mostly clear. Highs around 71. Lows around 44 inland to around 51 at The shore.
Tuesday... A chance of rain showers in the afternoon. Partly cloudy. Highs around 71. Chance of rain 40%.
Tuesday Night... Cloudy with a 50% chance of showers. Lows around 49 inland to around 55 at The shore. Highs around 65.
POP = Probability of Precipitation
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