


NWS Forecast for: Harsens Island MI Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 5:13 am EDT Jul 19, 2025 | ![]() |
Today: Scattered showers between 4pm and 5pm, then scattered showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Light south southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 30%. Tonight: Showers and thunderstorms before 2am, then a chance of showers between 2am and 4am. Low around 66. South wind 6 to 8 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Sunday: Cloudy through mid morning, then gradual clearing, with a high near 78. North wind 6 to 9 mph. Sunday Night: Mostly clear, with a low around 59. North northeast wind 3 to 7 mph. Monday: Sunny, with a high near 79. North northeast wind 3 to 7 mph. Monday Night: Mostly clear, with a low around 58. Tuesday: Sunny, with a high near 80. Tuesday Night: Partly cloudy, with a low around 65. Wednesday: Mostly sunny, with a high near 88. Wednesday Night: A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Partly cloudy, with a low around 73. Thursday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 86. | |
Harsens Island MI 42.58°N 82.57°W (Elev. 577 ft) | |
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