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Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
248 PM CDT Wed Apr 14 2021

LMZ521-522-541>543-150300-
/O.CON.KGRB.SC.Y.0030.210415T0600Z-210415T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
248 PM CDT Wed Apr 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 AM TO 1 PM CDT
THURSDAY...

* WHAT...Northwest winds increasing to 15 to 25 knots and waves
  building to 2 to 4 feet after midnight tonight.

* WHERE...Lake Michigan nearshore waters from Washington Island
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...From 1 AM to 1 PM CDT 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.

&&

$$

AK

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
246 PM CDT Wed Apr 14 2021

LMZ740>743-150415-
/O.NEW.KLOT.SC.Y.0036.210415T0900Z-210415T1800Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
246 PM CDT Wed Apr 14 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 1 PM CDT
THURSDAY...

* WHAT...Northwest winds to 25 kt. Significant waves to 4 ft.

* WHERE...Winthrop Harbor to Wilmette Harbor IL, Wilmette Harbor
  to Northerly Island IL, Northerly Island to Calumet Harbor IL
  and Calumet Harbor IL to Gary IN.

* WHEN...From 4 AM to 1 PM CDT 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
222 PM CDT Wed Apr 14 2021

LMZ643>646-150330-
/O.CON.KMKX.SC.Y.0038.210415T0900Z-210415T1800Z/
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-
222 PM CDT Wed Apr 14 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM TO 1 PM CDT
THURSDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt
  expected.

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

* WHEN...From 4 AM to 1 PM CDT 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 Chicago/Romeoville IL
316 PM CDT Wed Apr 14 2021

LMZ740>745-152030-
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-
316 PM CDT Wed Apr 14 2021

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.

$$

Petr

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Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
248 PM CDT Wed Apr 14 2021

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-152000-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
248 PM CDT Wed Apr 14 2021

This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A frost advisory has been issued for counties south of Interstate
80 from 1 AM to 8 AM Thursday. Temperatures will dip back down
into the low to mid 30s tonight, and will produce areas of frost
and near freezing conditions. Thus another night where sensitive
vegetation will be affected.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

Temperatures dipping down into the mid to lower 30s may produce
patchy frost and near freezing conditions on many mornings in the
next week. People with sensitive vegetation will need to closely
monitor the forecast each night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Speck/12/Ervin

Hazardous Weather Outlook
National Weather Service Green Bay WI
239 PM CDT Wed Apr 14 2021

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-151945-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
239 PM CDT Wed Apr 14 2021

This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.

.DAY ONE...Tonight

Snow showers could make some sidewalks and roads slippery in far
northeast Wisconsin tonight. Snow accumulations there should only
be a dusting to half inch.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Hazardous Weather Outlook
National Weather Service Green Bay WI
239 PM CDT Wed Apr 14 2021

LMZ521-522-541>543-151945-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
239 PM CDT Wed Apr 14 2021

This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.

.DAY ONE...Tonight

Gusty northwest winds will create hazardous conditions for small
craft late tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

Gusty northwest winds will create hazardous conditions for small
craft on Thursday.

$$

RDM/KLJ

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
223 PM CDT Wed Apr 14 2021

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-151930-
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-
223 PM CDT Wed Apr 14 2021

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

.DAY ONE...Tonight

Stronger northwest winds are expected to develop over Lake
Michigan late tonight. A few gale force gusts to 35 knots are
possible over the northern half of Lake Michigan late tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

Northwest winds may gust up to 35 knots over the northern half of
Lake Michigan into Thursday morning.

$$


www.weather.gov/mkx

Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
223 PM CDT Wed Apr 14 2021

LMZ643>646-151930-
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-
223 PM CDT Wed Apr 14 2021

This Hazardous Weather Outlook is for the nearshore waters from
Sheboygan Wisconsin to Winthrop Harbor Illinois.

.DAY ONE...Tonight

A Small Craft Advisory goes into effect late tonight for gusty
northwest winds up to 25 knots.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

A Small Craft Advisory continues into early Thursday afternoon.

$$

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
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