Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

For More Weather Information:

Grand Rapids, MI Local Forecast Office

9NM N Saugatuck MI

Marine Point Forecast

[NOTICE]

Overnight
Low: 57 °F
E 13kt
< 1ft
Saturday
High: 66 °F
ESE 15kt
< 1ft
Saturday Night
Low: 59 °F
ESE 10kt
< 1ft
Sunday
High: 67 °F
NE 14kt
< 1ft
Sunday Night
Low: 55 °F
ENE 14kt
< 1ft
Monday
High: 63 °F
ENE 16kt
< 1ft
Monday Night
Low: 51 °F
ENE 16kt
< 1ft
Tuesday
High: 63 °F
ENE 15kt
< 1ft
Tuesday Night
Low: 52 °F
ENE 14kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 11:03 pm CDT Sep 18, 2026
Forecast Valid: 12am CDT Sep 19, 2026-6pm CDT Sep 25, 2026

View Nearby Observations

Detailed Forecast

Overnight

E wind around 13 kt, with gusts as high as 20 kt. Showers likely, then showers and possibly a thunderstorm after 4am. Waves 1 ft or less.

Saturday

ESE wind 10 to 15 kt, with gusts as high as 22 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Waves 1 ft or less.

Saturday Night

ESE wind 8 to 10 kt becoming NE after midnight. Showers and possibly a thunderstorm before 1am, then showers likely. Waves 1 ft or less.

Sunday

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

Sunday Night

ENE wind 12 to 14 kt, with gusts as high as 21 kt. Mostly cloudy. Waves 1 ft or less.

Monday

ENE wind around 16 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.

Monday Night

ENE wind 13 to 16 kt, with gusts as high as 24 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday

ENE wind around 15 kt, with gusts as high as 23 kt. Partly sunny. Waves 1 ft or less.

Tuesday Night

ENE wind 11 to 14 kt, with gusts as high as 22 kt. Mostly cloudy. 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.