Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Chicago, IL Local Forecast Office

7NM ENE Gary IN

Marine Point Forecast

[NOTICE]

Today
High: 72 °F
ENE 10kt
1-2ft
Tonight
Low: 60 °F
ESE 10kt
1ft
Saturday
High: 74 °F
ESE 10kt
< 1ft
Saturday Night
Low: 64 °F
Light Wind
< 1ft
Sunday
High: 69 °F
NE 15kt
4ft
Sunday Night
Low: 56 °F
ENE 15kt
3-4ft
Monday
High: 64 °F
ENE 15kt
3ft
Monday Night
Low: 54 °F
ENE 10kt
4-5ft
Tuesday
High: 63 °F
NE 10kt
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:41 am CDT Sep 18, 2026
Forecast Valid: 8am CDT Sep 18, 2026-6pm CDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

Today

ENE wind around 10 kt. Mostly sunny. Waves 1 to 2 ft.

Tonight

ENE wind 5 to 10 kt becoming ESE after midnight. A chance of showers and thunderstorms, mainly after 3am. Waves around 1 ft.

Saturday

ESE wind 5 to 10 kt becoming S in the afternoon. Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Showers and possibly a thunderstorm. Waves 1 ft or less.

Sunday

NE wind 10 to 15 kt. Showers likely and possibly a thunderstorm. Waves 1 ft building to 4 ft.

Sunday Night

ENE wind 10 to 15 kt. A chance of showers and thunderstorms. Waves 3 to 4 ft.

Monday

ENE wind around 15 kt, with gusts as high as 20 kt. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Waves around 3 ft.

Monday Night

ENE wind around 10 kt, with gusts as high as 20 kt. A chance of showers. Waves 4 to 5 ft.

Tuesday

NE wind around 10 kt, with gusts as high as 20 kt. A chance of showers. Waves 3 to 4 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.