7-Day Zone Forecast for Ontonagon County (Text-Only)
NWS Forecast for: Ontonagon County
Issued by: National Weather Service Marquette, MI
Last Update: 102 PM EDT Tue Jun 9 2026
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Rest Of Today: Mostly sunny. Very warm. Near steady temperature around 80. Northeast winds 5 to 10 mph.

Tonight: Mostly clear. Patchy fog after midnight. Lows 59 to 64. Light east winds, becoming southeast after midnight.

Wednesday: Hot. Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs 89 to 94. South winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Wednesday Night: Mostly cloudy with showers likely with a chance of thunderstorms in the evening, then mostly clear after midnight. Some thunderstorms may be severe. Lows around 62. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 70 percent.

Thursday: Very warm. A chance of showers in the afternoon. Partly cloudy. Highs 82 to 87. Temperature falling into the middle 70s in the afternoon. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Thursday Night And Friday: Cooler. Mostly clear. Lows 52 to 57. Highs around 76.

Friday Night And Saturday: Partly cloudy. Lows around 52. Highs around 71.

Saturday Night Through Monday: Partly cloudy. Lows 46 to 51. Highs around 71.







Zone Forecast: Ontonagon County

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