Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Small Craft Advisory until December 12, 10:00 AM EST

For More Weather Information:

Buffalo, NY Local Forecast Office

22NM WNW Irondequoit NY

Marine Point Forecast

[NOTICE]

Today
High: 39 °F
Water: 43 °F
⇑SW 18kt
< 1ft

Small Craft Advisory
Tonight
Low: 23 °F
⇑WNW 23kt
7ft

Small Craft Advisory
Thursday
High: 27 °F
WNW 27kt
6-7ft

Small Craft Advisory
Thursday Night
Low: 23 °F
WNW 26kt⇓
6ft

Small Craft Advisory
Friday
High: 32 °F
W 14kt
3ft

Small Craft Advisory
Friday Night
Low: 25 °F
SW 9kt
< 1ft
Saturday
High: 31 °F
⇑SW 21kt
3ft
Saturday Night
Low: 20 °F
WSW 17kt
3ft
Sunday
High: 25 °F
WNW 19kt
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:48 am EST Dec 10, 2025
Forecast Valid: 7am EST Dec 10, 2025-6pm EST Dec 16, 2025

View Nearby Observations

Detailed Forecast

Today

SSE wind 12 to 15 kt becoming SW 15 to 18 kt in the afternoon. Winds could gust as high as 26 kt. Rain and snow before 1pm, then rain between 1pm and 5pm, then rain likely, possibly mixed with snow after 5pm. Waves 1 ft or less.

Tonight

WNW wind 17 to 20 kt increasing to 20 to 23 kt after midnight. Winds could gust as high as 30 kt. Rain and snow likely, becoming all snow after 11pm. Waves 4 ft building to 7 ft.

Thursday

WNW wind 23 to 27 kt, with gusts as high as 34 kt. Snow showers likely, mainly before 7am. Waves 6 to 7 ft.

Thursday Night

WNW wind 21 to 26 kt decreasing to 15 to 20 kt after midnight. Winds could gust as high as 32 kt. A chance of snow showers, mainly before 1am. Waves 6 ft subsiding to 3 ft.

Friday

W wind 10 to 14 kt. A slight chance of snow showers. Waves 3 ft subsiding to 1 ft.

Friday Night

SW wind 7 to 9 kt. A chance of snow showers after 1am. Waves 1 ft or less.

Saturday

SW wind 12 to 15 kt increasing to 18 to 21 kt in the afternoon. Winds could gust as high as 27 kt. Snow showers likely. Waves 1 ft building to 3 ft.

Saturday Night

WSW wind around 17 kt, with gusts as high as 24 kt. Snow showers likely. Waves around 3 ft.

Sunday

WNW wind 16 to 19 kt, with gusts as high as 25 kt. A chance of snow showers. Waves 3 to 4 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.