


NWS Forecast for: Grand Marais MN Issued by: National Weather Service Duluth, MN Last Update: 9:27 pm CDT Jun 20, 2025 | |
Tonight: Showers and thunderstorms, mainly after 2am. Some of the storms could be severe and produce heavy rainfall. Temperature rising to around 57 by midnight. Northeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible. Saturday: Showers and thunderstorms likely, mainly before 11am. Some of the storms could be severe. Cloudy, then gradually becoming mostly sunny, with a high near 75. East wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind around 5 mph. Chance of precipitation is 30%. Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 75. Southeast wind around 5 mph. Chance of precipitation is 40%. Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. East wind around 5 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Monday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 73. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. Monday Night: Mostly clear, with a low around 48. Northwest wind 5 to 10 mph, with gusts as high as 15 mph. Tuesday: Mostly sunny, with a high near 64. North wind around 5 mph becoming southeast in the afternoon. Tuesday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 47. Calm wind becoming northeast around 5 mph. Wednesday: A chance of showers. Mostly cloudy, with a high near 62. East wind around 5 mph. Wednesday Night: A chance of showers. Mostly cloudy, with a low around 47. Northeast wind around 5 mph. Thursday: A chance of showers. Partly sunny, with a high near 64. East wind around 5 mph. Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Northeast wind around 5 mph. Friday: A slight chance of showers. Mostly sunny, with a high near 66. Northeast wind around 5 mph becoming southeast in the afternoon. | |
Grand Marais MN 47.76°N 90.33°W | |
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