Watches, Warnings & Advisories



3 products issued by NWS for: 7NM NNW Gary IN

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
332 PM CDT Wed Oct 14 2026

LMZ740>745-152045-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
332 PM CDT Wed Oct 14 2026

This Hazardous Weather Outlook is for portions of the Illinois
nearshore waters of Lake Michigan and the Indiana nearshore
waters of Lake Michigan.

.DAY ONE...Tonight.

Weather hazards expected...

  Hazardous conditions for small craft.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday...
  Hazardous conditions for small craft are likely.
  Limited Thunderstorm Risk.
Friday ...
  Gale force winds and hazardous waves are possible.
Saturday through Sunday...
  Hazardous conditions for small craft are likely.

$$

Petr

Visit us at www.weather.gov/chicago




Small Craft Advisory

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
324 PM CDT Wed Oct 14 2026

LMZ742>745-150430-
/O.EXT.KLOT.SC.Y.0089.261014T2300Z-261015T0900Z/
/O.NEW.KLOT.GL.A.0011.261016T1800Z-261017T0600Z/
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
324 PM CDT Wed Oct 14 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM CDT THURSDAY...
...GALE WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY
NIGHT...

* WHAT...For the Small Craft Advisory, significant waves to 6 ft
  occasionally to 8 ft expected. For the Gale Watch, north gales
  to 40 kt and significant waves to 16 ft occasionally to 21 ft
  possible.

* WHERE...Calumet Harbor IL to Michigan City IN, and Northerly
  Island to Calumet Harbor IL.

* WHEN...For the Small Craft Advisory, until 4 AM CDT Thursday.
  For the Gale Watch, from Friday afternoon through late Friday
  night.

* IMPACTS...Strong winds can cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$




Gale Watch

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
324 PM CDT Wed Oct 14 2026

LMZ742>745-150430-
/O.EXT.KLOT.SC.Y.0089.261014T2300Z-261015T0900Z/
/O.NEW.KLOT.GL.A.0011.261016T1800Z-261017T0600Z/
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
324 PM CDT Wed Oct 14 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM CDT THURSDAY...
...GALE WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY
NIGHT...

* WHAT...For the Small Craft Advisory, significant waves to 6 ft
  occasionally to 8 ft expected. For the Gale Watch, north gales
  to 40 kt and significant waves to 16 ft occasionally to 21 ft
  possible.

* WHERE...Calumet Harbor IL to Michigan City IN, and Northerly
  Island to Calumet Harbor IL.

* WHEN...For the Small Craft Advisory, until 4 AM CDT Thursday.
  For the Gale Watch, from Friday afternoon through late Friday
  night.

* IMPACTS...Strong winds can cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.

&&

$$