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

15NM NNE Oswego NY

Marine Point Forecast

[NOTICE]

Today
High: 33 °F
Water: 43 °F
⇑S 24kt
4ft
Tonight
Low: 29 °F
S 26kt
5-6ft
Wednesday
High: 40 °F
SSE 24kt
4-5ft
Wednesday Night
Low: 26 °F
WNW 25kt
8ft
Thursday
High: 29 °F
WNW 27kt
9ft
Thursday Night
Low: 24 °F
WNW 25kt
8ft
Friday
High: 32 °F
WNW 20kt
4-5ft
Friday Night
Low: 27 °F
SSW 15kt
3ft
Saturday
High: 32 °F
⇑W 26kt
9ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 3:36 am EST Dec 9, 2025
Forecast Valid: 6am EST Dec 9, 2025-6pm EST Dec 15, 2025

View Nearby Observations

Detailed Forecast

Today

S wind 15 to 18 kt increasing to 21 to 24 kt in the afternoon. Winds could gust as high as 30 kt. Snow likely, mainly after 5pm. Waves 2 ft building to 4 ft.

Tonight

S wind 22 to 26 kt, with gusts as high as 32 kt. A chance of snow before 5am, then snow likely, possibly mixed with rain. Waves 5 to 6 ft.

Wednesday

SSE wind 22 to 24 kt becoming SSW in the afternoon. Winds could gust as high as 30 kt. Rain and snow, becoming all rain after 1pm. Waves 4 to 5 ft.

Wednesday Night

WSW wind around 25 kt becoming WNW in the evening. Rain and snow showers, becoming all snow after 10pm. Waves 6 ft building to 8 ft.

Thursday

WNW wind 24 to 27 kt. Snow showers likely, mainly before 1pm. Waves 7 ft building to 9 ft.

Thursday Night

WNW wind 21 to 25 kt. A chance of snow showers. Waves 8 ft subsiding to 5 ft.

Friday

WNW wind 16 to 20 kt. A chance of snow showers. Waves 4 to 5 ft.

Friday Night

W wind around 15 kt becoming SSW after midnight. Snow showers likely. Waves around 3 ft.

Saturday

SW wind 18 to 21 kt becoming W 23 to 26 kt in the afternoon. Snow showers likely. Waves 4 ft building to 9 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.