070  
FZUS73 KGRB 302256  
MWSGRB  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GREEN BAY WI  
556 PM CDT MON JUN 30 2025  
 
LMZ521-541-563-010030-  
556 PM CDT MON JUN 30 2025  
 
...THUNDERSTORMS OVER THE WATERS OF NORTHERN DOOR COUNTY AND  
WASHINGTON ISLAND...  
 
THE AREAS AFFECTED INCLUDE...  
 
CENTRAL BAY OF GREEN BAY...  
NEARSHORE WATERS FROM WASHINGTON ISLAND TO STURGEON BAY...  
OPEN WATERS OF LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON  
BAY...  
 
AT 555 PM CDT, DOPPLER RADAR INDICATED STRONG THUNDERSTORMS, CAPABLE  
OF PRODUCING WINDS TO AROUND 30 KNOTS AND SMALL HAIL. THESE  
THUNDERSTORMS WERE LOCATED ALONG A LINE EXTENDING FROM 9 NM NORTHEAST  
OF CHAMBERS ISLAND TO NEAR JACKSONPORT, MOVING EAST AT 15 KNOTS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS CAN EXPECT GUSTY WINDS TO AROUND 30 KNOTS, LOCALLY HIGHER  
WAVES, AND LIGHTNING STRIKES. BOATERS SHOULD SEEK SAFE HARBOR  
IMMEDIATELY UNTIL THESE STORMS PASS.  
 
 
 
LAT...LON 4541 8695 4534 8695 4533 8687 4541 8682  
4536 8668 4499 8659 4491 8721 4509 8705  
4523 8704 4524 8704 4524 8703 4528 8697  
4530 8699 4529 8707 4515 8718 4517 8724  
4507 8728 4538 8738 4540 8736  
 
 
 
JLA  
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