400
WHUS73 KGRB 281947
MWWGRB
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREEN BAY WI
147 PM CST SUN DEC 28 2025
LMZ522-542-543-290400-
/O.CON.KGRB.GL.W.0022.251229T0600Z-251230T0600Z/
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-
147 PM CST SUN DEC 28 2025
...GALE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST MONDAY NIGHT...
* WHAT...NORTHWEST WINDS 25 TO 35 KT WITH GUSTS UP TO 45 KT AND
WAVES 4 TO 7 FT EXPECTED.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM STURGEON BAY TO
SHEBOYGAN, AND SOUTHERN BAY OF GREEN BAY.
* WHEN...FROM MIDNIGHT TONIGHT TO MIDNIGHT CST MONDAY NIGHT.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
LMZ521-541-290400-
/O.CON.KGRB.SR.W.0001.251229T0600Z-251230T0600Z/
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-
ROCK ISLAND PASSAGE TO STURGEON BAY WI-
147 PM CST SUN DEC 28 2025
...STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST MONDAY NIGHT...
* WHAT...NORTHWEST WINDS 30 TO 40 KT WITH GUSTS UP TO 50 KT AND
WAVES 7 TO 10 FT EXPECTED.
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM WASHINGTON ISLAND
TO STURGEON BAY, AND CENTRAL BAY OF GREEN BAY.
* WHEN...FROM MIDNIGHT TONIGHT TO MIDNIGHT CST MONDAY NIGHT.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS WAVES WILL CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
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