7-Day Zone Forecast for Ontonagon County (Text-Only)
NWS Forecast for: Ontonagon County
Issued by: National Weather Service Marquette, MI
Last Update: 121 PM EST Sun Mar 1 2026
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Rest Of Today: Partly cloudy. Near steady temperature around 17. Light west winds.

Tonight: Clear in the evening, then becoming partly cloudy. Lows 1 to 6 above. Temperature rising to between 10 and 15 after midnight. South winds 5 to 10 mph.

Monday: Much warmer. Mostly sunny. Highs around 38. South winds 10 to 15 mph, becoming southwest in the afternoon. Gusts up to 30 mph.

Monday Night: Partly cloudy in the evening, then becoming cloudy. Lows around 27. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Tuesday: Mostly cloudy. Highs 40 to 45. Light south winds.

Tuesday Night: Partly cloudy. Lows around 26.

Wednesday: Mostly sunny. Highs 44 to 49.

Wednesday Night And Thursday: Partly cloudy. Lows around 30. Highs 43 to 48.

Thursday Night: A chance of rain showers after midnight. Cloudy. Lows around 35. Chance of rain 30 percent.

Friday: A chance of rain showers in the morning, then rain showers likely in the afternoon. Cloudy. Highs 44 to 49. Chance of rain 70 percent.

Friday Night: Cloudy with a chance of rain and snow showers. Lows around 27. Chance of precipitation 50 percent.

Saturday: Mostly sunny. Highs around 44.







Zone Forecast: Ontonagon County

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