weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
200 PM CST Wed Dec 6 2023

LMZ643>646-070400-
/O.NEW.KMKX.SC.Y.0102.231207T0000Z-231207T0900Z/
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-
200 PM CST Wed Dec 6 2023

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 3 AM
CST THURSDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and
  waves 2 to 5 feet expected.

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

* WHEN...From 6 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.

&&

$$

Sheppard

URGENT - MARINE WEATHER MESSAGE
National Weather Service Northern Indiana
252 PM EST Wed Dec 6 2023

LMZ043-046-070400-
/O.CON.KIWX.SC.Y.0084.231207T0000Z-231207T0900Z/
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
252 PM EST Wed Dec 6 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 4 AM EST THURSDAY...

* WHAT...Southwest winds 15 to 20 knots with gusts up to 30
  knots and waves 2 to 5 feet expected.

* WHERE...Michigan City IN to St Joseph MI.

* WHEN...From 7 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
1241 PM EST Wed Dec 6 2023

LMZ844>849-070145-
/O.CON.KGRR.SC.Y.0103.231207T0000Z-231208T1200Z/
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-
1241 PM EST Wed Dec 6 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 7 AM EST FRIDAY...

* WHAT...Southwest winds 15 to 25 knots with gusts up to 30
  knots and waves 5 to 8 feet expected.

* WHERE...St Joseph to Manistee.

* WHEN...From 7 PM this evening to 7 AM EST Friday.

* 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
911 AM CST Wed Dec 6 2023

LMZ740>745-062315-
/O.CON.KLOT.SC.Y.0107.231207T0000Z-231207T0900Z/
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-
911 AM CST Wed Dec 6 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 3 AM CST THURSDAY...

* WHAT...Southwest winds to 30 kt expected.

* WHERE...Portions of Lake Michigan.

* WHEN...From 6 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.

&&

$$


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Grand Rapids MI
306 PM EST Wed Dec 6 2023

LMZ844>849-072015-
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-
306 PM EST Wed Dec 6 2023

This Hazardous Weather Outlook is for portions of Lake Michigan.

.DAY ONE...This Afternoon and Tonight

Gusty southwest winds and building waves will be hazardous to
small craft tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Small Craft Advisory conditions continue through at least Friday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook...UPDATED
National Weather Service Northern Indiana
216 PM EST Wed Dec 6 2023

LMZ043-046-071930-
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
216 PM EST Wed Dec 6 2023

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 4 AM EST
THURSDAY...

This Hazardous Weather Outlook is for the nearshore waters of
southeastern Lake Michigan.

.DAY ONE...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...Thursday through Tuesday.

Conditions hazardous to small craft are possible Thursday and
Friday.

$$

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
235 AM CST Wed Dec 6 2023

LMZ740>745-070845-
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-
235 AM CST Wed Dec 6 2023

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...Thursday through Tuesday.

Saturday...
  Hazardous conditions for small craft are likely.
  Limited Thunderstorm Risk.
Sunday through Tuesday...
  Hazardous conditions for small craft are likely.

$$

Carlaw

Visit us at www.weather.gov/chicago

Follow us on Facebook, Twitter, and Youtube at:
www.facebook.com/nwschicago
www.twitter.com/nwschicago
www.youtube.com/nwschicago

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