Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

For More Weather Information:

Buffalo, NY Local Forecast Office

8NM W Plessis NY

Marine Point Forecast

[NOTICE]

Tonight
Low: 69 °F
⇑S 6kt
< 1ft
Sunday
High: 86 °F
SW 9kt
< 1ft
Sunday Night
Low: 70 °F
Light Wind
< 1ft
Monday
High: 86 °F
SW 8kt
< 1ft
Monday Night
Low: 71 °F
Light Wind
< 1ft
Tuesday
High: 87 °F
SW 9kt
< 1ft
Tuesday Night
Low: 71 °F
Light Wind
< 1ft
Wednesday
High: 82 °F
SW 9kt
< 1ft
Wednesday Night
Low: 64 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:37 pm EDT Aug 9, 2025
Forecast Valid: 10pm EDT Aug 9, 2025-6pm EDT Aug 16, 2025

View Nearby Observations

Detailed Forecast

Tonight

Variable winds less than 5 kt becoming S around 6 kt after midnight. Partly cloudy. Waves 1 ft or less.

Sunday

S wind 6 to 9 kt becoming SW in the afternoon. Sunny. Waves 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Monday

SW wind 5 to 8 kt. Sunny. Waves 1 ft or less.

Monday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Tuesday

SW wind 5 to 9 kt. Sunny. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms after 2am. Waves 1 ft or less.

Wednesday

SW wind 5 to 9 kt. A chance of showers and thunderstorms. Waves 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

*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.