Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

For More Weather Information:

Buffalo, NY Local Forecast Office

22NM WNW Irondequoit NY

Marine Point Forecast

[NOTICE]

Tuesday
High: 32 °F
Water: 43 °F
S 13kt
< 1ft
Tuesday Night
Low: 30 °F
SW 14kt
1ft
Wednesday
High: 39 °F
⇑SW 17kt
2ft
Wednesday Night
Low: 24 °F
WNW 18kt
5ft
Thursday
High: 30 °F
W 20kt
4-5ft
Thursday Night
Low: 24 °F
WNW 16kt
3-4ft
Friday
High: 32 °F
WSW 14kt
2-3ft
Friday Night
Low: 23 °F
SW 13kt
1ft
Saturday
High: 30 °F
W 20kt
3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:35 am EST Dec 9, 2025
Forecast Valid: 1am EST Dec 9, 2025-6pm EST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Tuesday

S wind 10 to 13 kt. Snow likely, mainly between 3pm and 4pm. Waves 1 ft or less.

Tuesday Night

SW wind 10 to 14 kt, with gusts as high as 24 kt. Snow likely before 4am, then snow likely, possibly mixed with rain. Waves around 1 ft.

Wednesday

SSE wind 10 to 13 kt becoming SW 14 to 17 kt in the afternoon. Winds could gust as high as 27 kt. Rain, possibly mixed with snow, becoming all rain after 1pm. Waves 1 ft or less building to 2 ft.

Wednesday Night

WNW wind 15 to 18 kt, with gusts as high as 28 kt. Rain and snow showers likely, becoming all snow after 10pm. Waves 3 ft building to 5 ft.

Thursday

W wind around 20 kt, with gusts as high as 26 kt. Snow showers likely, mainly before 1pm. Waves 4 to 5 ft.

Thursday Night

WNW wind 14 to 16 kt, with gusts as high as 22 kt. A chance of snow showers. Waves 3 to 4 ft.

Friday

WSW wind 11 to 14 kt. A chance of snow showers after 1pm. Waves 2 to 3 ft.

Friday Night

SW wind 9 to 13 kt. Snow showers likely. Waves around 1 ft.

Saturday

W wind 16 to 20 kt, with gusts as high as 26 kt. Snow showers likely. Waves 1 ft building to 3 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.