Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from June 16, 05:00 AM CDT until June 17, 03:00 AM CDT

For More Weather Information:

Grand Rapids, MI Local Forecast Office

7NM SW Muskegon MI

Marine Point Forecast

[NOTICE]

This Afternoon
High: 63 °F
SSW 21kt
5ft

Small Craft Advisory
Tonight
Low: 62 °F
WNW 16kt
3-4ft

Small Craft Advisory
Wednesday
High: 62 °F
SE 18kt
1-3ft
Wednesday Night
Low: 57 °F
W 25kt
6ft
Thursday
High: 65 °F
WNW 25kt⇓
8ft
Thursday Night
Low: 57 °F
W 17kt
2-3ft
Juneteenth
High: 66 °F
WNW 17kt
2-3ft
Friday Night
Low: 59 °F
WNW 12kt
1-2ft
Saturday
High: 68 °F
WNW 13kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:03 pm CDT Jun 16, 2026
Forecast Valid: 12pm CDT Jun 16, 2026-6pm CDT Jun 22, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SSW wind 18 to 21 kt, with gusts as high as 27 kt. Showers and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Waves around 5 ft.

Tonight

WNW wind 14 to 16 kt. A chance of showers before 7pm. Waves 3 to 4 ft.

Wednesday

W wind 8 to 18 kt becoming SE in the afternoon. Winds could gust as high as 24 kt. Showers, with thunderstorms also possible after 4pm. Waves 1 to 3 ft.

Wednesday Night

SE wind 21 to 25 kt becoming W after midnight. Showers and possibly a thunderstorm before 1am, then a chance of showers. Waves 3 ft building to 6 ft.

Thursday

WNW wind 20 to 25 kt decreasing to 14 to 19 kt in the afternoon. Partly sunny. Waves 8 ft subsiding to 4 ft.

Thursday Night

W wind 12 to 17 kt. Partly cloudy. Waves 2 to 3 ft.

Juneteenth

WNW wind 11 to 17 kt. Sunny. Waves 2 to 3 ft.

Friday Night

WNW wind 10 to 12 kt. Mostly clear. Waves 1 to 2 ft.

Saturday

WNW wind 8 to 13 kt becoming WSW in the afternoon. Sunny. Waves 1 to 2 ft.

*Notices:

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.
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.