Dangerous, Record-Breaking Heat to Continue in the Central and Eastern U.S.; Severe Thunderstorms in the Upper Midwest; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will continue across most of the central and eastern U.S this week. Heat indices will exceed 100 degrees. Severe storms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians Thursday, with the primary threat large to very large hail. Critical fire weather to continue in the Four Corners Region Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Buffalo, NY Local Forecast Office

Oswego NY

Marine Point Forecast

[NOTICE]

Thursday
High: 84 °F
Water: 64 °F
W 10kt
< 1ft
Thursday Night
Low: 70 °F
WSW 8kt
1ft
Friday
High: 83 °F
W 9kt
< 1ft
Friday Night
Low: 68 °F
WSW 8kt
1ft
Independence Day
High: 79 °F
W 8kt
1ft
Saturday Night
Low: 66 °F
Light Wind
< 1ft
Sunday
High: 78 °F
⇑NNE 7kt
< 1ft
Sunday Night
Low: 68 °F
Light Wind
< 1ft
Monday
High: 77 °F
ENE 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 am EDT Jul 2, 2026
Forecast Valid: 4am EDT Jul 2, 2026-6pm EDT Jul 8, 2026

View Nearby Observations

Detailed Forecast

Thursday

SSW wind 6 to 10 kt becoming W in the afternoon. Sunny. Waves 1 ft or less.

Thursday Night

WSW wind 6 to 8 kt. A chance of showers and thunderstorms before 5am, then a slight chance of showers. Waves around 1 ft.

Friday

W wind 6 to 9 kt. A chance of showers, with thunderstorms also possible after 11am. Waves 1 ft or less.

Friday Night

WSW wind around 8 kt. Showers likely and possibly a thunderstorm. Waves around 1 ft.

Independence Day

W wind around 8 kt. A chance of showers, with thunderstorms also possible after 11am. Waves around 1 ft.

Saturday Night

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

Sunday

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

Sunday Night

Variable winds 5 kt or less. A chance of showers. Waves 1 ft or less.

Monday

SE wind 5 to 7 kt becoming NE in the afternoon. A chance of showers. Waves 1 ft or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 51 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.