For More Weather Information:

Oswego NY

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 1:57 am EDT Sep 20, 2026
Forecast Valid: 2am EDT Sep 20, 2026-6pm EDT Sep 26, 2026

Sunday

ESE wind 6 to 9 kt becoming NE in the afternoon. Showers, mainly before 11am. Waves 1 ft or less.

Sunday Night

NNE wind 10 to 13 kt. Mostly cloudy. Waves around 2 ft.

Monday

NE wind 12 to 16 kt, with gusts as high as 22 kt. Mostly cloudy. Waves 2 to 3 ft.

Monday Night

NE wind 9 to 14 kt, with gusts as high as 21 kt. Mostly cloudy. Waves 1 to 2 ft.

Tuesday

ENE wind around 9 kt. Partly sunny. Waves 1 ft or less.

Tuesday Night

ENE wind 7 to 11 kt becoming E after midnight. Mostly cloudy. Waves 1 ft or less.

Wednesday

E wind around 10 kt. Mostly sunny. Waves 1 ft or less.

Wednesday Night

E wind around 10 kt. Partly cloudy. Waves 1 ft or less.

Thursday

E wind around 9 kt becoming NE in the afternoon. Mostly sunny. Waves 1 ft or less.

The water temperature off Oswego is 70 degrees.

*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.