Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

For More Weather Information:

Chicago, IL Local Forecast Office

12NM NNE Gary IN

Marine Point Forecast

[NOTICE]

Today
High: 35 °F
⇑N 20kt
6ft
Tonight
Low: 22 °F
NNE 20kt
6ft
Monday
High: 27 °F
ESE 10kt
1-2ft
Monday Night
Low: 24 °F
⇑SSW 25kt
4ft
Tuesday
High: 41 °F
SW 25kt
3-5ft
Tuesday Night
Low: 39 °F
SSW 30kt
6ft
Wednesday
High: 41 °F
WSW 25kt
5-6ft
Wednesday Night
Low: 29 °F
W 20kt
7ft
Thursday
High: 32 °F
W 15kt
2-3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:26 am CST Dec 7, 2025
Forecast Valid: 8am CST Dec 7, 2025-6pm CST Dec 13, 2025

View Nearby Observations

Detailed Forecast

Today

ENE wind 5 to 10 kt becoming N 15 to 20 kt in the afternoon. Snow showers before 2pm, then a slight chance of snow showers after 5pm. Waves 1 ft or less building to 6 ft.

Tonight

NNE wind 10 to 20 kt becoming E after midnight. A slight chance of snow before 8pm. Waves 6 ft subsiding to 3 ft.

Monday

ESE wind around 10 kt becoming S in the afternoon. Partly sunny. Waves 1 to 2 ft.

Monday Night

SSW wind 15 to 20 kt increasing to 20 to 25 kt after midnight. A slight chance of snow after midnight. Waves 1 ft building to 4 ft.

Tuesday

SW wind 20 to 25 kt. A slight chance of rain after noon. Waves 3 to 5 ft.

Tuesday Night

SSW wind 20 to 30 kt. Rain. Waves 3 ft building to 6 ft.

Wednesday

WSW wind 20 to 25 kt becoming NW in the afternoon. Winds could gust as high as 30 kt. A chance of rain before noon, then a chance of rain and snow. Waves 5 to 6 ft. occasionally to 8ft.

Wednesday Night

W wind 15 to 20 kt. A chance of snow. Waves 7 ft subsiding to 3 ft.

Thursday

W wind 10 to 15 kt becoming NNW in the afternoon. A chance of snow. Waves 2 to 3 ft.

*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.