NWS Forecast for: Grand Portage MN Issued by: National Weather Service Duluth, MN Last Update: 10:01 am CDT May 11, 2026

Hazardous Weather Outlook Today: Sunny, with a steady temperature around 42. East wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph. Tonight: A 50 percent chance of showers after 5am. Increasing clouds, with a low around 34. South wind around 5 mph becoming east after midnight. Tuesday: Showers, mainly before 5pm. High near 44. East wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible. Tuesday Night: A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 37. North wind 5 to 10 mph, with gusts as high as 25 mph. Wednesday: Partly sunny, with a high near 54. North wind 5 to 10 mph, with gusts as high as 25 mph. Wednesday Night: Mostly clear, with a low around 37. Northwest wind around 5 mph becoming calm. Thursday: Mostly sunny, with a high near 53. Calm wind becoming south around 5 mph in the morning. Thursday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 41. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 25 mph. Friday: A chance of showers. Partly sunny, with a high near 60. South wind around 10 mph, with gusts as high as 30 mph. Friday Night: Mostly cloudy, with a low around 43. North wind 5 to 10 mph, with gusts as high as 25 mph. Saturday: Partly sunny, with a high near 56. North wind around 10 mph, with gusts as high as 25 mph. Saturday Night: A chance of showers. Mostly cloudy, with a low around 40. Northeast wind around 5 mph, with gusts as high as 15 mph. Sunday: A chance of showers. Partly sunny, with a high near 55. East wind 5 to 10 mph, with gusts as high as 20 mph.

Grand Portage MN  47.96°N 89.69°W

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