7-Day Zone Forecast for Ontonagon County (Text-Only)
NWS Forecast for: Ontonagon County
Issued by: National Weather Service Marquette, MI
Last Update: 618 AM EDT Tue Jun 9 2026




Today: Partly cloudy. A slight chance of showers this morning. Patchy fog this morning. Very warm with highs in the mid 80s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Tonight: Partly cloudy. Patchy fog after midnight. Lows around 61. Light east winds, becoming southeast after midnight.

Wednesday: Hot. A slight chance of showers and thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Partly cloudy. Some thunderstorms may be severe. Some thunderstorms may be severe. Highs 88 to 93. South winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 70 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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