7-Day Zone Forecast for Ontonagon County (Text-Only)
NWS Forecast for: Ontonagon County
Issued by: National Weather Service Marquette, MI
Last Update: 252 AM EDT Tue Apr 21 2026




Early This Morning: Clear. Southwest winds 5 to 10 mph with gusts up to 25 mph.

Today: Sunny, warmer with highs in the upper 50s. Light north winds.

Tonight: Clear. Lows around 36. Light southeast winds, becoming south after midnight.

Wednesday: Unseasonably warm. Sunny. Highs around 73 inland to around 63 at the shore. South winds 5 to 10 mph.

Wednesday Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows 49 to 54. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.

Thursday: Unseasonably warm. Partly cloudy. Highs around 76 inland to around 68 at the shore. South winds 5 to 10 mph with gusts up to 25 mph.

Thursday Night: A chance of thunderstorms. Showers likely. Lows 49 to 54. Chance of rain 70 percent.

Friday: Mostly cloudy. Showers likely in the morning, then a chance of showers in the afternoon. Highs around 65 inland to around 58 at the shore. Chance of rain 70 percent.

Friday Night: Partly cloudy. Lows around 38.

Saturday: Mostly sunny. Highs 57 to 62 inland to around 50 at the shore.

Saturday Night Through Sunday Night: Partly cloudy. Lows around 39. Highs 56 to 61 inland to around 51 at the shore.

Monday: Mostly cloudy with a 40 percent chance of rain showers. Highs around 59 inland to around 53 at the shore.







Zone Forecast: Ontonagon County

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