weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
243 PM CDT Sun Oct 27 2024

LMZ643>646-280345-
/O.NEW.KMKX.SC.Y.0083.241028T1300Z-241030T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
243 PM CDT Sun Oct 27 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM MONDAY TO 7 AM CDT
WEDNESDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and
  waves 4 to 7 ft expected.

* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.

* WHEN...From 8 AM Monday to 7 AM CDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Gale Watch


URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
259 PM CDT Sun Oct 27 2024

LMZ740>745-280400-
/O.NEW.KLOT.GL.A.0010.241029T1200Z-241031T0000Z/
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-
259 PM CDT Sun Oct 27 2024

...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH WEDNESDAY
EVENING...

* WHAT...South gales to 35 kt and significant waves to 5 ft
  possible.

* WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL
  to Michigan City IN.

* WHEN...From Tuesday morning through Wednesday evening.

* 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.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
243 PM CDT Sun Oct 27 2024

LMZ080-669-671-673-675-777-779-870-872-874-876-878-280345-
/O.NEW.KMKX.GL.A.0015.241029T1200Z-241031T0000Z/
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
243 PM CDT Sun Oct 27 2024

...GALE WATCH IN EFFECT FROM TUESDAY MORNING THROUGH WEDNESDAY
EVENING...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and
  waves 8 to 12 ft possible.

* WHERE...Southern Open Waters of Lake Michigan.

* WHEN...From Tuesday morning through Wednesday evening.

* 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.

&&

$$
MRC


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Grand Rapids MI
400 AM EDT Sun Oct 27 2024

LMZ844>849-280800-
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
400 AM EDT Sun Oct 27 2024

This hazardous weather outlook is for portions of southwest Lower
Michigan.

.DAY ONE...Today and Tonight

Waves on Lake Michigan may become hazardous to small craft near
Big and Little Sable Points this afternoon.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Winds and waves will be hazardous to small craft along much of the
Lake Michigan shoreline between Monday and Thursday. A few gale
force wind gusts are possible Tuesday and Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE