Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from December 9, 09:00 PM EST until December 13, 06:00 PM EST

For More Weather Information:

Buffalo, NY Local Forecast Office

4NM NNW Irondequoit NY

Marine Point Forecast

[NOTICE]

Tonight
Low: 28 °F
Water: 43 °F
SSW 14kt
< 1ft

Small Craft Advisory
Wednesday
High: 40 °F
SW 16kt
< 1ft

Small Craft Advisory
Wednesday Night
Low: 24 °F
⇑WNW 22kt
4ft

Small Craft Advisory
Thursday
High: 28 °F
WNW 22kt
4-5ft

Small Craft Advisory
Thursday Night
Low: 25 °F
WNW 19kt
3-4ft

Small Craft Advisory
Friday
High: 32 °F
W 15kt
1-2ft

Small Craft Advisory
Friday Night
Low: 25 °F
SSW 12kt
< 1ft

Small Craft Advisory
Saturday
High: 32 °F
⇑WSW 20kt
1-2ft

Small Craft Advisory
Saturday Night
Low: 22 °F
WSW 17kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:36 pm EST Dec 9, 2025
Forecast Valid: 7pm EST Dec 9, 2025-6pm EST Dec 16, 2025

View Nearby Observations

Detailed Forecast

Tonight

SSW wind 9 to 14 kt, with gusts as high as 23 kt. A slight chance of snow showers before midnight, then a chance of snow showers after 4am. Waves 1 ft or less.

Wednesday

S wind 12 to 16 kt becoming WSW in the afternoon. Winds could gust as high as 25 kt. Rain and snow, becoming all rain after 11am. Waves 1 ft or less.

Wednesday Night

WNW wind 16 to 19 kt increasing to 19 to 22 kt after midnight. Winds could gust as high as 29 kt. Rain and snow, becoming all snow after 9pm. Waves 1 ft building to 4 ft.

Thursday

WNW wind around 22 kt, with gusts as high as 28 kt. Snow showers, mainly before 1pm. Waves 4 to 5 ft.

Thursday Night

WNW wind 15 to 19 kt, with gusts as high as 25 kt. A chance of snow showers. Waves 3 to 4 ft.

Friday

W wind 12 to 15 kt. Mostly cloudy. Waves 1 to 2 ft.

Friday Night

SSW wind 9 to 12 kt. A chance of snow showers after 1am. Waves 1 ft or less.

Saturday

WSW wind 14 to 17 kt increasing to 17 to 20 kt in the afternoon. Snow showers likely. Waves 1 to 2 ft.

Saturday Night

WSW wind 15 to 17 kt, with gusts as high as 23 kt. Snow showers likely. Waves around 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.