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Sunday, Aug 16, 2026 09:44:27

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Small Craft Advisory 0072
Issued by the Green Bay Forecast Office

Action Issued Starts Expiration
New 2026-08-14 14:05:51 2026-08-15 08:00:00 2026-08-15 19:00:00
Continued 2026-08-14 21:59:06 2026-08-15 08:00:00 2026-08-15 19:00:00
Cancelled 2026-08-15 02:55:14 2026-08-15 08:00:00 2026-08-15 19:00:00
Continued 2026-08-15 02:55:14 2026-08-15 08:00:00 2026-08-15 19:00:00
Continued 2026-08-15 10:05:47 2026-08-15 19:00:00
Continued 2026-08-15 14:30:54 2026-08-15 19:00:00
Expired 2026-08-15 19:09:02 2026-08-15 19:00:00


Action: New
Issued At: 2026-08-14 14:05:51

572 
WHUS73 KGRB 141905
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
205 PM CDT Fri Aug 14 2026

LMZ542-543-150315-
/O.NEW.KGRB.SC.Y.0072.260815T1300Z-260816T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
205 PM CDT Fri Aug 14 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 7 PM CDT
SATURDAY...

* WHAT...Southeast wind gusts up to 25 kt and waves up to 5 ft 
  expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...From 8 AM to 7 PM CDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$


Action: Continued
Issued At: 2026-08-14 21:59:06

285 
WHUS73 KGRB 150258
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
958 PM CDT Fri Aug 14 2026

LMZ542-543-151100-
/O.CON.KGRB.SC.Y.0072.260815T1300Z-260816T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
958 PM CDT Fri Aug 14 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 7 PM CDT
SATURDAY...

* WHAT...Southeast winds 10 to 20 kt with gusts up to 25 kt and
  waves 2 to 5 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...From 8 AM to 7 PM CDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$


Action: Cancelled
Issued At: 2026-08-15 02:55:14

328 
WHUS73 KGRB 150754
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
254 AM CDT Sat Aug 15 2026

LMZ542-150900-
/O.CAN.KGRB.SC.Y.0072.260815T1300Z-260816T0000Z/
Sturgeon Bay to Two Rivers WI-
254 AM CDT Sat Aug 15 2026

...SMALL CRAFT ADVISORY IS CANCELLED...

Expected winds and waves have diminished north of Two Rivers, so
the Small Craft Advisory has been cancelled. 

$$

LMZ543-151600-
/O.CON.KGRB.SC.Y.0072.260815T1300Z-260816T0000Z/
Two Rivers to Sheboygan WI-
254 AM CDT Sat Aug 15 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 7 PM CDT THIS EVENING...

* WHAT...Southeast winds 10 to 15 kt with gusts up to 20 kt and 
  waves 2 to 4 ft expected.

* WHERE...Lake Michigan nearshore waters from Two Rivers to 
  Sheboygan.

* WHEN...From 8 AM this morning to 7 PM CDT this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$


Action: Continued
Issued At: 2026-08-15 02:55:14

328 
WHUS73 KGRB 150754
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
254 AM CDT Sat Aug 15 2026

LMZ542-150900-
/O.CAN.KGRB.SC.Y.0072.260815T1300Z-260816T0000Z/
Sturgeon Bay to Two Rivers WI-
254 AM CDT Sat Aug 15 2026

...SMALL CRAFT ADVISORY IS CANCELLED...

Expected winds and waves have diminished north of Two Rivers, so
the Small Craft Advisory has been cancelled. 

$$

LMZ543-151600-
/O.CON.KGRB.SC.Y.0072.260815T1300Z-260816T0000Z/
Two Rivers to Sheboygan WI-
254 AM CDT Sat Aug 15 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING
TO 7 PM CDT THIS EVENING...

* WHAT...Southeast winds 10 to 15 kt with gusts up to 20 kt and 
  waves 2 to 4 ft expected.

* WHERE...Lake Michigan nearshore waters from Two Rivers to 
  Sheboygan.

* WHEN...From 8 AM this morning to 7 PM CDT this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$


Action: Continued
Issued At: 2026-08-15 10:05:47

569 
WHUS73 KGRB 151505
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1005 AM CDT Sat Aug 15 2026

LMZ543-152315-
/O.CON.KGRB.SC.Y.0072.000000T0000Z-260816T0000Z/
Two Rivers to Sheboygan WI-
1005 AM CDT Sat Aug 15 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Southeast winds 5 to 15 kts with gusts up to 20 kts and 
  waves 2 to 4 ft.

* WHERE...Lake Michigan nearshore waters from Two Rivers to 
  Sheboygan.

* WHEN...Until 7 PM CDT this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$


Action: Continued
Issued At: 2026-08-15 14:30:54

626 
WHUS73 KGRB 151930
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
230 PM CDT Sat Aug 15 2026

LMZ543-160000-
/O.CON.KGRB.SC.Y.0072.000000T0000Z-260816T0000Z/
Two Rivers to Sheboygan WI-
230 PM CDT Sat Aug 15 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Southeast winds 5 to 10 kts with gusts up to 20 kts and 
  waves 2 to 4 ft.

* WHERE...Lake Michigan nearshore waters from Two Rivers to 
  Sheboygan.

* WHEN...Until 7 PM CDT this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$


Action: Expired
Issued At: 2026-08-15 19:09:02

657 
WHUS73 KGRB 160008
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
708 PM CDT Sat Aug 15 2026

LMZ543-160115-
/O.EXP.KGRB.SC.Y.0072.000000T0000Z-260816T0000Z/
Two Rivers to Sheboygan WI-
708 PM CDT Sat Aug 15 2026

...SMALL CRAFT ADVISORY HAS EXPIRED...

Winds and waves have subsided and no longer pose a hazard to
mariners.

$$



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