| NWS Forecast for: Ontonagon County Issued by: National Weather Service Marquette, MI Last Update: 241 AM EDT Thu Jun 18 2026 | |
| Early This Morning: Cloudy with a 20 percent chance of rain showers. Light northwest winds. Today: Mostly sunny. Highs in the upper 60s. West winds 5 to 15 mph. Tonight: Mostly clear. Lows 45 to 50. West winds 5 to 10 mph. Juneteenth: Sunny in the morning, then becoming partly cloudy. Highs around 68. Northwest winds 5 to 10 mph. Friday Night: A 40 percent chance of showers. Mostly cloudy in the evening, then becoming partly cloudy. Lows around 49. Light southwest winds. Saturday: Mostly sunny. Highs around 71 inland to around 65 at the shore. West winds 5 to 10 mph. Saturday Night: Mostly clear. Lows 44 to 49. Sunday: Sunny. Highs around 71 inland to around 64 at the shore. Sunday Night Through Monday Night: Mostly clear. Lows 42 to 47. Highs around 73 inland to around 67 at the shore. Tuesday: Partly cloudy. Highs 72 to 77. Tuesday Night: Mostly cloudy with a chance of showers. Lows 49 to 54. Chance of rain 40 percent. Wednesday: Partly cloudy with a chance of showers. Highs 72 to 77. Chance of rain 50 percent. | |
| Zone Forecast: Ontonagon County | |
Visit your local NWS office at: https://www.weather.gov/mqt/ |