Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

For More Weather Information:

Buffalo, NY Local Forecast Office

Oswego NY

Marine Point Forecast

[NOTICE]

Tonight
Low: 66 °F
Water: 72 °F
⇑SSE 8kt
< 1ft
Monday
High: 75 °F
SW 10kt
< 1ft
Monday Night
Low: 67 °F
W 11kt
< 1ft
Tuesday
High: 74 °F
W 10kt
1ft
Tuesday Night
Low: 65 °F
W 7kt
< 1ft
Wednesday
High: 76 °F
WSW 6kt
< 1ft
Wednesday Night
Low: 64 °F
⇑W 6kt
< 1ft
Thursday
High: 74 °F
WNW 12kt
< 1ft
Thursday Night
Low: 61 °F
NW 9kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:58 pm EDT Aug 9, 2026
Forecast Valid: 10pm EDT Aug 9, 2026-6pm EDT Aug 16, 2026

View Nearby Observations

Detailed Forecast

Tonight

Variable winds less than 5 kt becoming SSE 5 to 8 kt after midnight. Mostly cloudy. Waves 1 ft or less.

Monday

S wind around 10 kt becoming W in the afternoon. Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Waves 1 ft or less.

Monday Night

W wind 9 to 11 kt. A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Waves 1 ft or less.

Tuesday

W wind around 10 kt. Mostly cloudy, then gradually becoming sunny. Waves around 1 ft.

Tuesday Night

W wind 5 to 7 kt. Partly cloudy. Waves 1 ft or less.

Wednesday

SW wind around 6 kt becoming WNW in the afternoon. A slight chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Wednesday Night

Variable winds less than 5 kt becoming W around 6 kt after midnight. A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Waves 1 ft or less.

Thursday

WNW wind 8 to 12 kt. A chance of showers. Waves 1 ft or less.

Thursday Night

NW wind around 9 kt. Partly cloudy. Waves around 2 ft.

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.