Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

For More Weather Information:

Grand Rapids, MI Local Forecast Office

7NM N Saugatuck MI

Marine Point Forecast

[NOTICE]

Friday
High: 70 °F
NE 10kt
< 1ft
Friday Night
Low: 56 °F
E 13kt
< 1ft
Saturday
High: 64 °F
E 14kt
< 1ft
Saturday Night
Low: 57 °F
E 12kt
< 1ft
Sunday
High: 65 °F
ENE 14kt
< 1ft
Sunday Night
Low: 54 °F
ENE 15kt
< 1ft
Monday
High: 62 °F
ENE 18kt
1ft
Monday Night
Low: 51 °F
ENE 18kt
< 1ft
Tuesday
High: 63 °F
ENE 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 4:03 am CDT Sep 18, 2026
Forecast Valid: 4am CDT Sep 18, 2026-6pm CDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

Friday

NE wind 7 to 10 kt. Mostly sunny. Waves 1 ft or less.

Friday Night

E wind 9 to 13 kt. A chance of showers, then showers likely and possibly a thunderstorm after 4am. Waves 1 ft or less.

Saturday

E wind 12 to 14 kt, with gusts as high as 20 kt. Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 1pm, then showers and possibly a thunderstorm after 1pm. Waves 1 ft or less.

Saturday Night

E wind 10 to 12 kt. Showers likely and possibly a thunderstorm. Waves 1 ft or less.

Sunday

ENE wind around 14 kt, with gusts as high as 22 kt. A chance of showers. Waves 1 ft or less.

Sunday Night

ENE wind around 15 kt, with gusts as high as 21 kt. Mostly cloudy. Waves 1 ft or less.

Monday

ENE wind 16 to 18 kt, with gusts as high as 26 kt. A chance of showers. Waves around 1 ft.

Monday Night

ENE wind 13 to 18 kt, with gusts as high as 28 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

ENE wind around 15 kt, with gusts as high as 23 kt. A chance of showers. Waves 1 ft or less.

*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.