Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

For More Weather Information:

Buffalo, NY Local Forecast Office

Oswego NY

Marine Point Forecast

[NOTICE]

Overnight
Low: 67 °F
Water: 70 °F
SSW 8kt
< 1ft
Sunday
High: 74 °F
SW 8kt
< 1ft
Sunday Night
Low: 65 °F
Light Wind
< 1ft
Monday
High: 75 °F
Light Wind
< 1ft
Monday Night
Low: 69 °F
Light Wind
< 1ft
Tuesday
High: 77 °F
S 6kt
< 1ft
Tuesday Night
Low: 69 °F
Light Wind
< 1ft
Wednesday
High: 78 °F
S 8kt
< 1ft
Wednesday Night
Low: 68 °F
S 7kt
< 1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:57 pm EDT Aug 29, 2026
Forecast Valid: 12am EDT Aug 30, 2026-6pm EDT Sep 5, 2026

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Detailed Forecast

Overnight

SSW wind around 8 kt. Mostly cloudy. Waves 1 ft or less.

Sunday

SW wind around 8 kt becoming W in the afternoon. A chance of showers, mainly between 3pm and 5pm. Waves 1 ft or less.

Sunday Night

Variable winds 5 kt or less. A chance of showers, mainly between 8pm and 2am. Waves 1 ft or less.

Monday

Variable winds 5 kt or less. A slight chance of showers after 2pm. Waves 1 ft or less.

Monday Night

Variable winds 5 kt or less. Showers likely, mainly after 2am. Waves 1 ft or less.

Tuesday

S wind around 6 kt becoming NW in the afternoon. Showers likely, with thunderstorms also possible after 2pm. Waves 1 ft or less.

Tuesday Night

Variable winds 5 kt or less. Showers likely, mainly after 2am. Waves 1 ft or less.

Wednesday

S wind 6 to 8 kt. Showers likely, with thunderstorms also possible after 2pm. Waves 1 ft or less.

Wednesday Night

S wind around 7 kt. Showers likely and possibly a thunderstorm. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

*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.