Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Northern Indiana
413 AM EST Tue Nov 4 2025
LMZ043-041715-
/O.EXP.KIWX.SC.Y.0065.000000T0000Z-251104T0900Z/
/O.NEW.KIWX.SC.Y.0066.251105T0100Z-251106T0900Z/
New Buffalo MI to St Joseph MI-
413 AM EST Tue Nov 4 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 4 AM
EST THURSDAY...
* WHAT...West winds 15 to 25 knots with gusts up to 30 knots and
waves 5 to 8 feet expected.
* WHERE...New Buffalo MI to St Joseph MI.
* WHEN...From 8 PM this evening to 4 AM EST Thursday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Northern Indiana
413 AM EST Tue Nov 4 2025
LMZ046-041715-
/O.NEW.KIWX.SC.Y.0066.251105T0100Z-251106T0900Z/
Michigan City IN to New Buffalo MI-
413 AM EST Tue Nov 4 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 4 AM
EST THURSDAY...
* WHAT...West winds 10 to 20 knots with gusts up to 30 knots and
waves 4 to 7 feet expected.
* WHERE...Michigan City IN to New Buffalo MI.
* WHEN...From 8 PM this evening to 4 AM EST Thursday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
411 AM EST Tue Nov 4 2025
LMZ844>849-041500-
/O.CON.KGRR.SC.Y.0093.000000T0000Z-251104T1500Z/
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-
411 AM EST Tue Nov 4 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...
* WHAT...West winds 10 to 20 knots with gusts up to 25 knots and
waves 3 to 5 feet.
* WHERE...St Joseph to Manistee.
* WHEN...Until 10 AM EST this morning.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
253 AM CST Tue Nov 4 2025
LMZ740>743-041700-
/O.NEW.KLOT.SC.Y.0096.251105T0100Z-251106T0000Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
253 AM CST Tue Nov 4 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 6 PM
CST WEDNESDAY...
* WHAT...Southwest winds to 30 kt with a few 35 kt gales tonight,
becoming northwest to 30 kt on Wednesday. Significant waves to
5 ft expected.
* WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet
Harbor IL to Gary IN.
* WHEN...From 7 PM this evening to 6 PM CST Wednesday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
253 AM CST Tue Nov 4 2025
LMZ744-745-041700-
/O.NEW.KLOT.SC.Y.0096.251105T0100Z-251106T0900Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
253 AM CST Tue Nov 4 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 3 AM
CST THURSDAY...
* WHAT...Southwest winds to 30 kt with a few 35 kt gales tonight,
becoming northwest to 30 kt on Wednesday. Significant waves to
8 ft occasionally to 10 ft expected.
* WHERE...Gary to Michigan City IN.
* WHEN...From 7 PM this evening to 3 AM CST Thursday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
239 AM CST Tue Nov 4 2025
LMZ643>646-041645-
/O.NEW.KMKX.SC.Y.0095.251105T0100Z-251106T0000Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
239 AM CST Tue Nov 4 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 6 PM
CST WEDNESDAY...
* WHAT...West winds 10 to 20 kt with gusts up to 30 kt expected.
Waves 3 to 5 feet.
* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.
* WHEN...From 7 PM this evening to 6 PM CST Wednesday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
350 AM CST Tue Nov 4 2025
LMZ740>745-051000-
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-
350 AM CST Tue Nov 4 2025
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...Today and Tonight.
Weather hazards expected...
Hazardous conditions for small craft tonight.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Wednesday through Sunday...
Hazardous conditions for small craft are likely at times.
Thursday Night...
Limited Thunderstorm Risk.
$$
Carlaw
Visit us at www.weather.gov/chicago
Hazardous Weather Outlook
National Weather Service Grand Rapids MI
421 AM EST Tue Nov 4 2025
LMZ844>849-050930-
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
421 AM EST Tue Nov 4 2025
This hazardous weather outlook is for the nearshore waters from
St Joseph to Manistee.
.DAY ONE...Today and Tonight
Conditions hazardous to small craft will continue through the
morning.
Another round of conditions hazardous to small craft will be
possible tonight.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Conditions hazardous to small craft will be possible tomorrow.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Northern Indiana
411 AM EST Tue Nov 4 2025
LMZ043-046-050915-
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
411 AM EST Tue Nov 4 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 4 AM EST
THURSDAY...
This Hazardous Weather Outlook is for the nearshore waters of
southeastern Lake Michigan.
.DAY ONE...Today and tonight.
Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.
Small Craft Advisory.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.
Small Craft Advisory.
Conditions hazardous to small craft are possible again Thursday night
through Monday.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
304 AM CST Tue Nov 4 2025
LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-050915-
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
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 Pentwater to Manistee MI 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-
304 AM CST Tue Nov 4 2025
This Hazardous Weather Outlook is for the open waters of Lake Michigan.
.DAY ONE...Today and Tonight
A few south to southwest gales will be possible tonight
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Additional northwest gale force gusts will be possible Wednesday.
We may see another chance for gales Thursday night and Friday.
$$
www.weather.gov/mkx
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
304 AM CST Tue Nov 4 2025
LMZ643>646-050915-
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-
304 AM CST Tue Nov 4 2025
This Hazardous Weather Outlook is for the nearshore waters from
Sheboygan Wisconsin to Winthrop Harbor Illinois.
.DAY ONE...Today and Tonight
A Small Craft Advisory is in effect starting tonight for gusty
south to southwest winds and periodic high waves.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Small Craft Advisory will remain in effect through the day
Wednesday for continued gusty winds that will turn northwest.
Additional periods of Small Craft conditions possible through the
rest of the week.
$$
