For More Weather Information:

Oswego NY

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 9:57 am EDT Sep 19, 2026
Forecast Valid: 10am EDT Sep 19, 2026-6pm EDT Sep 25, 2026

Today

Variable winds less than 5 kt becoming NNE 5 to 7 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Tonight

E wind 5 to 9 kt becoming SE after midnight. Showers likely, mainly after 5am. Waves 1 ft or less.

Sunday

SE wind 9 to 12 kt becoming NE in the afternoon. Showers, mainly before 2pm. Waves 1 ft or less.

Sunday Night

NNE wind 12 to 15 kt. Mostly cloudy. Waves around 2 ft.

Monday

NNE wind 12 to 16 kt. Partly sunny. Waves 2 to 3 ft.

Monday Night

ENE wind 9 to 14 kt. Mostly cloudy. Waves 1 to 2 ft.

Tuesday

ENE wind around 10 kt. Partly sunny. Waves 1 ft or less.

Tuesday Night

ENE wind 8 to 12 kt becoming E after midnight. Mostly cloudy. Waves 1 ft or less.

Wednesday

ESE wind around 10 kt. Partly 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.