Weather WorldIonia Lake, MI 7-Day Night Weather Forecast
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Ionia Lake, MI Weather Forecast
Ionia Lake, MI Weather Forecast Date: 1158 AM EDT Mon Sep 28 2026
The area/counties/county of: Alger, including the cities of: Grand Marais and Munising.or toggle through each period.
Rest of Today... Mostly sunny. Highs in the lower 70s. Temperature falling into the middle 60s this afternoon. North winds 5 to 10 mph.
Tonight... Partly cloudy. Patchy fog. Lows around 39 inland to around 46 at The shore. Light northeast winds, becoming south after midnight.
Tuesday... Patchy fog in the morning. Partly cloudy. Highs around 74. South winds 5 to 15 mph. Gusts up to 30 mph in the afternoon.
Tuesday Night... Cloudy with a 50% chance of showers. Lows around 56. South winds 5 to 15 mph with gusts up to 25 mph.
Wednesday... Cloudy with a 50% chance of showers. Highs around 72. South winds 5 to 10 mph with gusts up to 25 mph.
Wednesday Night... Cloudy with a 50% chance of showers. Lows around 56.
Thursday... Mostly cloudy. Highs around 66.
Thursday Night... Partly cloudy. Lows around 38 inland to around 46 at The shore.
Friday... Mostly sunny. Highs around 61.
Friday Night... Mostly clear. Areas of frost after midnight. Lows around 32 inland to around 40 at The shore.
Saturday... Partly cloudy. Areas of frost in the morning. Highs around 64.
Saturday Night... A chance of rain showers after midnight. Mostly cloudy. Lows around 38 inland to around 44 at The shore. Chance of rain 40%.
POP = Probability of Precipitation
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