Alert archive / New York / Small Craft Advisories in 2021

Small Craft Advisory 60, NWS Buffalo, NY

July 16, 2021

NWS Buffalo, NY issued this small craft advisory at Jul 16, 2021, 4:45 PM EDT. It took effect at Jul 17, 2021, 6:00 AM EDT. It was in force for 31 hr.

The area

The counties it named.

The facts

Issued
Jul 16, 2021, 4:45 PM EDT (20:45 UTC)
In effect from
Jul 17, 2021, 6:00 AM EDT
Expired
Jul 18, 2021, 12:34 PM EDT
In force
31 hr
Issued by
NWS Buffalo, NY

The text

As transmitted.

363 
WHUS71 KBUF 162045
MWWBUF

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
445 PM EDT Fri Jul 16 2021

LOZ042-043-170445-
/O.NEW.KBUF.SC.Y.0060.210717T1000Z-210718T0600Z/
Lake Ontario nearshore waters from the Niagara River to Hamlin
Beach-
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
445 PM EDT Fri Jul 16 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM SATURDAY TO 2 AM EDT
SUNDAY...

* WHAT...Northeast winds 15 to 20 knots and waves 3 to 6 feet 
  expected.

* WHERE...The nearshore waters of Lake Ontario from the Niagara 
  River to Sodus Bay.

* WHEN...From 6 AM Saturday to 2 AM EDT Sunday.

* 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.

&&

$$

LEZ040-041-170445-
/O.NEW.KBUF.SC.Y.0060.210717T1000Z-210718T0600Z/
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
445 PM EDT Fri Jul 16 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM SATURDAY TO 2 AM EDT
SUNDAY...

* WHAT...Northeast winds 15 to 20 knots expected.

* WHERE...The nearshore waters of Lake Erie from Ripley to 
  Buffalo.

* WHEN...From 6 AM Saturday to 2 AM EDT Sunday.

* 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.

&&

$$
7 follow-up statements
857 
WHUS71 KBUF 170320
MWWBUF

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
1120 PM EDT Fri Jul 16 2021

LOZ042-043-171130-
/O.CON.KBUF.SC.Y.0060.210717T1000Z-210718T0600Z/
Lake Ontario nearshore waters from the Niagara River to Hamlin
Beach-
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
1120 PM EDT Fri Jul 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SATURDAY TO
2 AM EDT SUNDAY...

* WHAT...Northeast winds 15 to 20 knots and waves 3 to 6 feet 
  expected.

* WHERE...The nearshore waters of Lake Ontario from the Niagara 
  River to Sodus Bay.

* WHEN...From 6 AM Saturday to 2 AM EDT Sunday.

* 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.

&&

$$

LEZ040-041-171130-
/O.CON.KBUF.SC.Y.0060.210717T1000Z-210718T0600Z/
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
1120 PM EDT Fri Jul 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SATURDAY TO
2 AM EDT SUNDAY...

* WHAT...Northeast winds 15 to 20 knots expected.

* WHERE...The nearshore waters of Lake Erie from Ripley to 
  Buffalo.

* WHEN...From 6 AM Saturday to 2 AM EDT Sunday.

* 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.

&&

$$
663 
WHUS71 KBUF 170807
MWWBUF

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
407 AM EDT Sat Jul 17 2021

LOZ030-171615-
/O.EXB.KBUF.SC.Y.0060.210717T1400Z-210718T0600Z/
Lower Niagara River-
407 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 2 AM
EDT SUNDAY...

* WHAT...Northeast winds 15 to 20 knots expected.

* WHERE...The Lower Niagara River.

* WHEN...From 10 AM this morning to 2 AM EDT Sunday.

* 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.

&&

$$

LOZ044-171615-
/O.EXB.KBUF.SC.Y.0060.210717T1800Z-210718T1800Z/
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
407 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
2 PM EDT SUNDAY...

* WHAT...Northeast winds 15 to 20 knots and waves 4 to 7 feet 
  expected.

* WHERE...The nearshore waters of Lake Ontario from Sodus Bay to 
  Mexico Bay.

* WHEN...From 2 PM this afternoon to 2 PM EDT Sunday.

* 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.

&&

$$

LOZ042-171615-
/O.EXT.KBUF.SC.Y.0060.210717T1000Z-210718T1200Z/
Lake Ontario nearshore waters from the Niagara River to Hamlin
Beach-
407 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT SUNDAY...

* WHAT...Northeast 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 8 AM EDT Sunday.

* 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.

&&

$$

LEZ040-041-171615-
/O.EXT.KBUF.SC.Y.0060.210717T1000Z-210718T0900Z/
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
407 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Northeast winds 15 to 25 knots and waves 4 to 7 feet 
  expected.

* WHERE...The nearshore waters of Lake Erie from Ripley to 
  Buffalo.

* WHEN...Until 5 AM EDT Sunday.

* 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.

&&

$$

LOZ043-171615-
/O.EXT.KBUF.SC.Y.0060.210717T1000Z-210718T1800Z/
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
407 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...Northeast winds 15 to 25 knots and waves 5 to 8 feet 
  expected.

* WHERE...The nearshore waters of Lake Ontario from Hamlin Beach 
  to Sodus Bay.

* WHEN...Until 2 PM EDT Sunday.

* 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.

&&

$$
098 
WHUS71 KBUF 171423
MWWBUF

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
1023 AM EDT Sat Jul 17 2021

LOZ042-172230-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1200Z/
Lake Ontario nearshore waters from the Niagara River to Hamlin
Beach-
1023 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT SUNDAY...

* WHAT...Northeast winds to 30 knots and waves 4 to 7 feet.

* WHERE...The nearshore waters of Lake Ontario from the Niagara 
  River to Hamlin Beach.

* WHEN...Until 8 AM EDT Sunday.

* 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.

&&

$$

LEZ040-041-172230-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T0900Z/
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
1023 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Northeast winds to 30 knots and waves 4 to 7 feet.

* WHERE...The nearshore waters of Lake Erie from Ripley to 
  Buffalo.

* WHEN...Until 5 AM EDT Sunday.

* 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.

&&

$$

LOZ030-172230-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T0600Z/
Lower Niagara River-
1023 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT SUNDAY...

* WHAT...Northeast winds 15 to 25 knots.

* WHERE...The Lower Niagara River.

* WHEN...Until 2 AM EDT Sunday.

* 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.

&&

$$

LOZ044-172230-
/O.CON.KBUF.SC.Y.0060.210717T1800Z-210718T1800Z/
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
1023 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 2 PM EDT SUNDAY...

* WHAT...Northeast winds 15 to 25 knots and waves 4 to 7 feet 
  expected.

* WHERE...The nearshore waters of Lake Ontario from Sodus Bay to 
  Mexico Bay.

* WHEN...From 2 PM this afternoon to 2 PM EDT Sunday.

* 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.

&&

$$

LOZ043-172230-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1800Z/
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
1023 AM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...Northeast winds to 30 knots and waves 5 to 8 feet.

* WHERE...The nearshore waters of Lake Ontario from Hamlin Beach 
  to Sodus Bay.

* WHEN...Until 2 PM EDT Sunday.

* 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.

&&

$$
142 
WHUS71 KBUF 172048
MWWBUF

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
448 PM EDT Sat Jul 17 2021

LOZ042-180500-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1200Z/
Lake Ontario nearshore waters from the Niagara River to Hamlin
Beach-
448 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT SUNDAY...

* WHAT...Northeast winds 15 to 25 knots and waves 4 to 7 feet.

* WHERE...The nearshore waters of Lake Ontario from the Niagara 
  River to Hamlin Beach.

* WHEN...Until 8 AM EDT Sunday.

* 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.

&&

$$

LEZ040-041-180500-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T0900Z/
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
448 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Northeast winds 15 to 25 knots and waves 5 to 8 feet.

* WHERE...The nearshore waters of Lake Erie from Ripley to 
  Buffalo.

* WHEN...Until 5 AM EDT Sunday.

* 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.

&&

$$

LOZ030-180500-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T0600Z/
Lower Niagara River-
448 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT SUNDAY...

* WHAT...Northeast winds 15 to 25 knots.

* WHERE...The Lower Niagara River.

* WHEN...Until 2 AM EDT Sunday.

* 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.

&&

$$

LOZ044-180500-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1800Z/
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
448 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...Northeast winds 15 to 20 knots and waves 3 to 6 feet.

* WHERE...The nearshore waters of Lake Ontario from Sodus Bay to 
  Mexico Bay.

* WHEN...Until 2 PM EDT Sunday.

* 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.

&&

$$

LOZ043-180500-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1800Z/
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
448 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...Northeast winds 15 to 25 knots and waves 5 to 8 feet.

* WHERE...The nearshore waters of Lake Ontario from Hamlin Beach 
  to Sodus Bay.

* WHEN...Until 2 PM EDT Sunday.

* 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.

&&

$$
468 
WHUS71 KBUF 180230
MWWBUF

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
1030 PM EDT Sat Jul 17 2021

LOZ030-180330-
/O.CAN.KBUF.SC.Y.0060.000000T0000Z-210718T0600Z/
Lower Niagara River-
1030 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

$$

LOZ042-181030-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1200Z/
Lake Ontario nearshore waters from the Niagara River to Hamlin
Beach-
1030 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT SUNDAY...

* WHAT...North winds 15 to 20 knots and waves 4 to 7 feet.

* WHERE...The nearshore waters of Lake Ontario from the Niagara 
  River to Hamlin Beach.

* WHEN...Until 8 AM EDT Sunday.

* 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.

&&

$$

LEZ040-041-180900-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T0900Z/
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
1030 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT SUNDAY...

* WHAT...Northeast winds 15 to 20 knots and waves 4 to 7 feet.

* WHERE...The nearshore waters of Lake Erie from Ripley to 
  Buffalo.

* WHEN...Until 5 AM EDT Sunday.

* 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.

&&

$$

LOZ044-181030-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1800Z/
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
1030 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...Northeast winds 15 to 20 knots and waves 3 to 6 feet.

* WHERE...The nearshore waters of Lake Ontario from Sodus Bay to 
  Mexico Bay.

* WHEN...Until 2 PM EDT Sunday.

* 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.

&&

$$

LOZ043-181030-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1800Z/
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
1030 PM EDT Sat Jul 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT SUNDAY...

* WHAT...North winds 15 to 25 knots and waves 5 to 8 feet.

* WHERE...The nearshore waters of Lake Ontario from Hamlin Beach 
  to Sodus Bay.

* WHEN...Until 2 PM EDT Sunday.

* 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.

&&

$$
097 
WHUS71 KBUF 180748
MWWBUF

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
348 AM EDT Sun Jul 18 2021

LOZ042-180900-
/O.CAN.KBUF.SC.Y.0060.000000T0000Z-210718T1200Z/
Lake Ontario nearshore waters from the Niagara River to Hamlin
Beach-
348 AM EDT Sun Jul 18 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and waves have diminished.

$$

LEZ040-041-180900-
/O.CAN.KBUF.SC.Y.0060.000000T0000Z-210718T0900Z/
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
348 AM EDT Sun Jul 18 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and waves have diminished.

$$

LOZ044-181600-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1800Z/
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
348 AM EDT Sun Jul 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...North winds 10 to 20 knots and waves 3 to 6 feet.

* WHERE...The nearshore waters of Lake Ontario from Sodus Bay to 
  Mexico Bay.

* WHEN...Until 2 PM EDT this afternoon.

* 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.

&&

$$

LOZ043-181600-
/O.CON.KBUF.SC.Y.0060.000000T0000Z-210718T1800Z/
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
348 AM EDT Sun Jul 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS
AFTERNOON...

* WHAT...North winds 15 to 25 knots and waves 3 to 6 feet.

* WHERE...The nearshore waters of Lake Ontario from Hamlin Beach 
  to Sodus Bay.

* WHEN...Until 2 PM EDT this afternoon.

* 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.

&&

$$
755 
WHUS71 KBUF 181634
MWWBUF

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
1234 PM EDT Sun Jul 18 2021

LOZ043-044-181745-
/O.CAN.KBUF.SC.Y.0060.000000T0000Z-210718T1800Z/
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
1234 PM EDT Sun Jul 18 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and waves have dropped below small craft advisory criteria.

$$

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 15, 8:06 PM EDTSpecial Weather StatementBUFErie24 min
Jul 15, 8:12 PM EDTSpecial Weather StatementBUFChautauqua63 min
Jul 15, 8:18 PM EDTSevere Thunderstorm WarningBUFChautauqua57 min
Jul 15, 9:21 PM EDTSpecial Weather StatementBUFCattaraugus54 min
Jul 15, 10:48 PM EDTSpecial Marine WarningBUF57 min
Jul 15, 11:09 PM EDTSpecial Weather StatementBUFJefferson36 min
Jul 16, 2:13 PM EDTFlash Flood WarningBUFChautauqua5 hr
Jul 16, 2:41 PM EDTFlash Flood WatchBUFAllegany, Cattaraugus, Cayuga, Chautauqua, Erie, Genesee and 8 more32 hr
Jul 16, 2:59 PM EDTFlash Flood WarningBUFCattaraugus, Chautauqua4 hr
Jul 16, 4:49 PM EDTAreal Flood WarningBUFChautauqua6 hr
Jul 16, 7:14 PM EDTAreal Flood WarningBUFChautauqua6 hr

Nearby

Small Craft Advisories in New York, 2021Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.