WHUS73 KGRB 151640
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1140 AM CDT Wed Apr 15 2026

LMZ521-522-160400-
/O.EXB.KGRB.MF.Y.0003.000000T0000Z-260416T1500Z/
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-
1140 AM CDT Wed Apr 15 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THURSDAY...

* WHAT...Dense fog will reduce visibility to 1/4 NM or less.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Until 10 AM CDT Thursday.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

LMZ541>543-160400-
/O.EXT.KGRB.MF.Y.0003.000000T0000Z-260416T1500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1140 AM CDT Wed Apr 15 2026

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 10 AM CDT THURSDAY...

* WHAT...Dense fog will reduce visibility to less than 1 NM.

* WHERE...Lake Michigan nearshore waters from Washington Island
  to Sheboygan.

* WHEN...Until 10 AM CDT Thursday.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

MPC