823  
WHUS71 KBUF 211341  
MWWBUF  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BUFFALO NY  
941 AM EDT TUE JUL 21 2026  
 
LEZ040-041-220000-  
/O.CON.KBUF.SC.Y.0058.260721T1400Z-260722T0400Z/  
LAKE ERIE NEARSHORE WATERS FROM RIPLEY TO DUNKIRK-  
LAKE ERIE NEARSHORE WATERS FROM DUNKIRK TO BUFFALO-  
941 AM EDT TUE JUL 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT  
TONIGHT...  
 
* WHAT...SOUTHWEST WINDS 15 TO 20 KNOTS AND WAVES 3 TO 5 FEET  
EXPECTED.  
 
* WHERE...THE NEARSHORE WATERS OF LAKE ERIE FROM RIPLEY TO  
BUFFALO.  
 
* WHEN...UNTIL MIDNIGHT EDT TUESDAY NIGHT.  
 
* IMPACTS...WINDS AND/OR WAVES WILL CAUSE HAZARDOUS CONDITIONS  
THAT COULD CAPSIZE OR DAMAGE SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
LEZ020-220000-  
/O.CON.KBUF.SC.Y.0058.260721T1400Z-260722T0100Z/  
UPPER NIAGARA RIVER AND BUFFALO HARBOR-  
941 AM EDT TUE JUL 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT THIS  
EVENING...  
 
* WHAT...SOUTHWEST WINDS 15 TO 20 KNOTS EXPECTED.  
 
* WHERE...THE UPPER NIAGARA RIVER AND BUFFALO HARBOR.  
 
* WHEN...UNTIL 9 PM EDT TUESDAY.  
 
* IMPACTS...WINDS AND/OR WAVES WILL CAUSE HAZARDOUS CONDITIONS  
THAT COULD CAPSIZE OR DAMAGE SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
LOZ042-220000-  
/O.CON.KBUF.SC.Y.0058.260721T1400Z-260723T1000Z/  
LAKE ONTARIO NEARSHORE WATERS FROM THE NIAGARA RIVER TO HAMLIN  
BEACH-  
941 AM EDT TUE JUL 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT  
THURSDAY...  
 
* WHAT...WEST WINDS 15 TO 25 KNOTS AND WAVES 4 TO 7 FEET  
EXPECTED.  
 
* WHERE...THE NEARSHORE WATERS OF LAKE ONTARIO FROM THE NIAGARA  
RIVER TO HAMLIN BEACH.  
 
* WHEN...UNTIL 6 AM EDT THURSDAY.  
 
* IMPACTS...WINDS AND/OR WAVES WILL CAUSE HAZARDOUS CONDITIONS  
THAT COULD CAPSIZE OR DAMAGE SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
 
LOZ045-220000-  
/O.CON.KBUF.SC.Y.0058.000000T0000Z-260723T1400Z/  
LAKE ONTARIO NEARSHORE WATERS FROM MEXICO BAY TO THE SAINT  
LAWRENCE RIVER-  
941 AM EDT TUE JUL 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT  
THURSDAY...  
 
* WHAT...SOUTHWEST WINDS 15 TO 25 KNOTS AND WAVES 5 TO 8 FEET  
EXPECTED.  
 
* WHERE...THE NEARSHORE WATERS OF LAKE ONTARIO FROM MEXICO BAY  
TO THE SAINT LAWRENCE RIVER.  
 
* WHEN...UNTIL 10 AM EDT THURSDAY.  
 
* IMPACTS...WINDS AND/OR WAVES WILL CAUSE HAZARDOUS CONDITIONS  
THAT COULD CAPSIZE OR DAMAGE SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
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