Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

For More Weather Information:

Buffalo, NY Local Forecast Office

Oswego NY

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 84 °F
Water: 61 °F
Light Wind
< 1ft
Tonight
Low: 71 °F
⇑S 7kt
< 1ft
Wednesday
High: 84 °F
WSW 8kt
< 1ft
Wednesday Night
Low: 72 °F
SW 6kt
< 1ft
Thursday
High: 85 °F
WSW 8kt
< 1ft
Thursday Night
Low: 70 °F
WSW 10kt
1ft
Friday
High: 80 °F
W 8kt
1ft
Friday Night
Low: 68 °F
WSW 6kt
1ft
Independence Day
High: 78 °F
W 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: 3:57 pm EDT Jun 30, 2026
Forecast Valid: 4pm EDT Jun 30, 2026-6pm EDT Jul 7, 2026

View Nearby Observations

Detailed Forecast

Late Afternoon

Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 5pm. Some of the storms could be severe. Waves 1 ft or less.

Tonight

Variable winds less than 5 kt becoming S 5 to 7 kt in the evening. A slight chance of showers and thunderstorms after 5am. Waves 1 ft or less.

Wednesday

WSW wind around 8 kt. A slight chance of showers and thunderstorms before 7am. Waves 1 ft or less.

Wednesday Night

SW wind around 6 kt. A chance of showers and thunderstorms, mainly before 11pm. Waves 1 ft or less.

Thursday

SW wind 6 to 8 kt becoming W in the afternoon. Sunny. Waves 1 ft or less.

Thursday Night

WSW wind 6 to 10 kt. A slight chance of showers and thunderstorms before 2am. Waves around 1 ft.

Friday

W wind around 8 kt. Mostly sunny. Waves around 1 ft.

Friday Night

WSW wind around 6 kt. A chance of showers and thunderstorms. Waves around 1 ft.

Independence Day

W wind 5 to 7 kt. A chance of showers and thunderstorms. Waves 1 ft or less.

*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.