7-Day Forecast 42.58°N 82.57°W (Text-Only)
NWS Forecast for: Harsens Island MI
Issued by: National Weather Service Detroit/Pontiac, MI
Last Update: 5:13 pm EDT Jul 14, 2025




Tonight: Widespread haze before midnight. Clear, with a low around 67. Light south wind.

Tuesday: Sunny, with a high near 87. Calm wind becoming south 5 to 7 mph in the afternoon.

Tuesday Night: Partly cloudy, with a low around 70. South southeast wind around 6 mph becoming calm in the evening.

Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Calm wind becoming south southwest 5 to 7 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Partly cloudy, with a low around 72. South wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 84. Chance of precipitation is 80%.

Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 63. Chance of precipitation is 80%.

Friday: Partly sunny, with a high near 78.

Friday Night: Mostly clear, with a low around 62.

Saturday: Mostly sunny, with a high near 82.

Saturday Night: A chance of showers. Mostly cloudy, with a low around 67.

Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 84.

Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 65.

Monday: Mostly sunny, with a high near 81.



Harsens Island MI
 42.58°N 82.57°W (Elev. 577 ft)

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