Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

For More Weather Information:

Marquette, MI Local Forecast Office

8NM E Copper Harbor MI

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:SSE wind 20 to 25 kt, with gusts as high as 30 kt. Partly sunny. Waves 6 to 7 ft.

      High: 44 °F

      SSE 25kt
      6-7ft

      Gale Warning
      Gale Warning

    • Tonight

      Tonight:S wind 15 to 25 kt becoming WNW after midnight. Winds could gust as high as 30 kt. Showers and thunderstorms before 10pm, then a chance of showers.   Waves 4 ft building to 7 ft.

      Low: 29 °F

      WNW 25kt
      Waves Building7ft

      Gale Warning
      Gale Warning

    • Saturday

      Saturday:W wind 25 to 30 kt, with gusts as high as 35 kt. A slight chance of snow showers before 8am, then a slight chance of snow showers after 10am.   Waves 7 to 8 ft.

      High: 33 °F

      W 30kt
      7-8ft

      Gale Warning
      Gale Warning

    • Saturday Night

      Saturday Night:WNW wind 25 to 30 kt. A slight chance of snow showers before 1am.   Waves 7 to 9 ft.

      Low: 26 °F

      WNW 30kt
      7-9ft

      Gale Warning
      Gale Warning

    • Sunday

      Sunday:NW wind 15 to 20 kt, with gusts as high as 25 kt. Partly sunny. Waves 7 ft subsiding to 3 ft.

      High: 32 °F

      NW 20kt
      7ftWaves Subsiding

    • Sunday Night

      Sunday Night:NNW wind 5 to 10 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 to 2 ft.

      Low: 30 °F

      NNW 10kt
      1-2ft

    • Monday

      Monday:WSW wind 5 to 10 kt becoming SSE in the afternoon. Winds could gust as high as 20 kt. Mostly sunny. Waves 1 ft or less.

      High: 40 °F

      SSE 10kt
      < 1ft

    • Monday Night

      Monday Night:SSE wind 15 to 20 kt becoming WSW after midnight. Winds could gust as high as 30 kt. Mostly cloudy. Waves 2 to 4 ft.

      Low: 35 °F

      SSW 20kt
      2-4ft

    • Tuesday

      Tuesday:WNW wind 5 to 15 kt, with gusts as high as 25 kt. Sunny. Waves 2 to 3 ft.

      High: 40 °F

      WNW 15kt
      2-3ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:13 pm CDT Apr 17, 2026
Forecast Valid: 2pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026

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Detailed Forecast

This Afternoon
SSE wind 20 to 25 kt, with gusts as high as 30 kt. Partly sunny. Waves 6 to 7 ft.
Tonight
S wind 15 to 25 kt becoming WNW after midnight. Winds could gust as high as 30 kt. Showers and thunderstorms before 10pm, then a chance of showers. Waves 4 ft building to 7 ft.
Saturday
W wind 25 to 30 kt, with gusts as high as 35 kt. A slight chance of snow showers before 8am, then a slight chance of snow showers after 10am. Waves 7 to 8 ft.
Saturday Night
WNW wind 25 to 30 kt. A slight chance of snow showers before 1am. Waves 7 to 9 ft.
Sunday
NW wind 15 to 20 kt, with gusts as high as 25 kt. Partly sunny. Waves 7 ft subsiding to 3 ft.
Sunday Night
NNW wind 5 to 10 kt, with gusts as high as 20 kt. Partly cloudy. Waves 1 to 2 ft.
Monday
WSW wind 5 to 10 kt becoming SSE in the afternoon. Winds could gust as high as 20 kt. Mostly sunny. Waves 1 ft or less.
Monday Night
SSE wind 15 to 20 kt becoming WSW after midnight. Winds could gust as high as 30 kt. Mostly cloudy. Waves 2 to 4 ft.
Tuesday
WNW wind 5 to 15 kt, with gusts as high as 25 kt. Sunny. Waves 2 to 3 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 47.48°N 87.7°W
Last Update: 2:13 pm CDT Apr 17, 2026
Forecast Valid: 2pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026
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