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Small Craft Advisory 0034
Issued by the Grand Rapids Forecast Office

Action Issued Starts Expiration
New 2026-05-17 03:47:04 2026-05-17 22:00:00 2026-05-18 19:00:00
Continued 2026-05-17 11:21:50 2026-05-17 22:00:00 2026-05-18 19:00:00
Continued 2026-05-17 17:45:32 2026-05-17 22:00:00 2026-05-18 19:00:00
Time Extended 2026-05-18 03:01:48 2026-05-19 19:00:00
Continued 2026-05-18 10:34:46 2026-05-19 19:00:00
Continued 2026-05-18 13:29:51 2026-05-19 19:00:00
Continued 2026-05-18 20:57:36 2026-05-19 19:00:00
Time Extended 2026-05-19 03:10:16 2026-05-20 07:00:00
Continued 2026-05-19 09:33:47 2026-05-20 07:00:00
Continued 2026-05-19 13:19:56 2026-05-20 07:00:00
Cancelled 2026-05-19 21:23:42 2026-05-20 07:00:00


Action: New
Issued At: 2026-05-17 03:47:04

044 
WHUS73 KGRR 170846
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
446 AM EDT Sun May 17 2026

LMZ846>849-171700-
/O.NEW.KGRR.SC.Y.0034.260518T0300Z-260519T0000Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
446 AM EDT Sun May 17 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 8 PM
EDT MONDAY...

* WHAT...South winds 15 to 25 knots with gusts up to 30 knots 
  and waves 3 to 6 feet expected.

* WHERE...Holland to Manistee.

* WHEN...From 11 PM this evening to 8 PM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...South winds will increase this evening and
  continue strong the rest of tonight and into Monday. The largest
  waves will be found from Grand Haven northward up the shore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-17 11:21:50

271 
WHUS73 KGRR 171621
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1221 PM EDT Sun May 17 2026

LMZ846>849-180030-
/O.CON.KGRR.SC.Y.0034.260518T0300Z-260519T0000Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
1221 PM EDT Sun May 17 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 8 PM EDT MONDAY...

* WHAT...South winds 15 to 20 knots with gusts up to 30 knots 
  and waves 3 to 6 feet expected.

* WHERE...Holland to Manistee.

* WHEN...From 11 PM this evening to 8 PM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-17 17:45:32

002 
WHUS73 KGRR 172245
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
645 PM EDT Sun May 17 2026

LMZ846>849-180645-
/O.CON.KGRR.SC.Y.0034.260518T0300Z-260519T0000Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
645 PM EDT Sun May 17 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 8 PM EDT MONDAY...

* WHAT...South winds 15 to 20 knots with gusts up to 30 knots 
  and waves 3 to 6 feet expected.

* WHERE...Holland to Manistee.

* WHEN...From 11 PM this evening to 8 PM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time Extended
Issued At: 2026-05-18 03:01:48

130 
WHUS73 KGRR 180801
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
401 AM EDT Mon May 18 2026

LMZ844-845-181615-
/O.NEW.KGRR.SC.Y.0035.260519T0600Z-260520T0000Z/
St Joseph to South Haven MI-South Haven to Holland MI-
401 AM EDT Mon May 18 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 8 PM EDT TUESDAY...

* WHAT...Southwest winds 15 to 30 knots and waves 2 to 5 feet 
  expected.

* WHERE...St Joseph to Holland.

* WHEN...From 2 AM to 8 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ846>849-181615-
/O.EXT.KGRR.SC.Y.0034.000000T0000Z-260520T0000Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
401 AM EDT Mon May 18 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT TUESDAY...

* WHAT...South winds 15 to 30 knots and waves 5 to 8 feet.

* WHERE...Holland to Manistee.

* WHEN...Until 8 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-18 10:34:46

885 
WHUS73 KGRR 181534
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1134 AM EDT Mon May 18 2026

LMZ846>849-182345-
/O.CON.KGRR.SC.Y.0034.000000T0000Z-260520T0000Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
1134 AM EDT Mon May 18 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT
TUESDAY...

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

* WHERE...Holland to Manistee.

* WHEN...Until 8 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ844-845-182345-
/O.CON.KGRR.SC.Y.0035.260519T0600Z-260520T0000Z/
St Joseph to South Haven MI-South Haven to Holland MI-
1134 AM EDT Mon May 18 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 PM EDT
TUESDAY...

* WHAT...Southwest winds to 30 knots and waves 2 to 5 feet 
  expected.

* WHERE...St Joseph to Holland.

* WHEN...From 2 AM to 8 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-18 13:29:51

821 
WHUS73 KGRR 181829
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
229 PM EDT Mon May 18 2026

LMZ846>849-190230-
/O.CON.KGRR.SC.Y.0034.000000T0000Z-260520T0000Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
229 PM EDT Mon May 18 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT
TUESDAY...

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

* WHERE...Holland to Manistee.

* WHEN...Until 8 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ844-845-190230-
/O.CON.KGRR.SC.Y.0035.260519T0600Z-260520T0000Z/
St Joseph to South Haven MI-South Haven to Holland MI-
229 PM EDT Mon May 18 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 PM EDT
TUESDAY...

* WHAT...Southwest winds to 30 knots and waves 2 to 5 feet 
  expected.

* WHERE...St Joseph to Holland.

* WHEN...From 2 AM to 8 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-18 20:57:36

795 
WHUS73 KGRR 190156
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
956 PM EDT Mon May 18 2026

LMZ846>849-191000-
/O.CON.KGRR.SC.Y.0034.000000T0000Z-260520T0000Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
956 PM EDT Mon May 18 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT
TUESDAY...

* WHAT...South winds 15 to 25 knots with gusts up to 30 knots 
  and waves 3 to 6 feet.

* WHERE...Holland to Manistee.

* WHEN...Until 8 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ844-845-191000-
/O.CON.KGRR.SC.Y.0035.260519T0600Z-260520T0000Z/
St Joseph to South Haven MI-South Haven to Holland MI-
956 PM EDT Mon May 18 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 PM EDT
TUESDAY...

* WHAT...Southwest winds 10 to 20 knots with gusts up to 30 
  knots and waves 2 to 5 feet expected.

* WHERE...St Joseph to Holland.

* WHEN...From 2 AM to 8 PM EDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time Extended
Issued At: 2026-05-19 03:10:16

343 
WHUS73 KGRR 190809
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
409 AM EDT Tue May 19 2026

LMZ846>849-191615-
/O.EXT.KGRR.SC.Y.0034.000000T0000Z-260520T1200Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
409 AM EDT Tue May 19 2026

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

* WHAT...West winds 10 to 20 knots with gusts up to 30 knots and 
  waves 4 to 7 feet.

* WHERE...Holland to Manistee.

* WHEN...Until 8 AM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ844-845-191615-
/O.EXT.KGRR.SC.Y.0035.000000T0000Z-260520T1200Z/
St Joseph to South Haven MI-South Haven to Holland MI-
409 AM EDT Tue May 19 2026

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

* WHAT...West winds 10 to 20 knots with gusts up to 30 knots and 
  waves 2 to 5 feet.

* WHERE...St Joseph to Holland.

* WHEN...Until 8 AM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-19 09:33:47

389 
WHUS73 KGRR 191433
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1033 AM EDT Tue May 19 2026

LMZ846>849-192245-
/O.CON.KGRR.SC.Y.0034.000000T0000Z-260520T1200Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
1033 AM EDT Tue May 19 2026

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

* WHAT...West winds 10 to 20 knots with gusts up to 30 knots and 
  waves 3 to 6 feet.

* WHERE...Holland to Manistee.

* WHEN...Until 8 AM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ844-845-192245-
/O.CON.KGRR.SC.Y.0035.000000T0000Z-260520T1200Z/
St Joseph to South Haven MI-South Haven to Holland MI-
1033 AM EDT Tue May 19 2026

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

* WHAT...Northwest winds 10 to 20 knots with gusts up to 30 
  knots and waves 2 to 4 feet.

* WHERE...St Joseph to Holland.

* WHEN...Until 8 AM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-05-19 13:19:56

054 
WHUS73 KGRR 191819
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
219 PM EDT Tue May 19 2026

LMZ846>849-200230-
/O.CON.KGRR.SC.Y.0034.000000T0000Z-260520T1200Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
219 PM EDT Tue May 19 2026

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

* WHAT...Northwest winds 10 to 20 knots with gusts up to 25 
  knots and waves 2 to 5 feet.

* WHERE...Holland to Manistee.

* WHEN...Until 8 AM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ844-845-200230-
/O.CON.KGRR.SC.Y.0035.000000T0000Z-260520T1200Z/
St Joseph to South Haven MI-South Haven to Holland MI-
219 PM EDT Tue May 19 2026

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

* WHAT...Northwest winds 10 to 15 knots with gusts up to 25 
  knots and waves 2 to 3 feet.

* WHERE...St Joseph to Holland.

* WHEN...Until 8 AM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Cancelled
Issued At: 2026-05-19 21:23:42

813 
WHUS73 KGRR 200223
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1023 PM EDT Tue May 19 2026

LMZ846>849-200330-
/O.CAN.KGRR.SC.Y.0034.000000T0000Z-260520T1200Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
1023 PM EDT Tue May 19 2026

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and waves have diminished and the advisory is cancelled.

$$

LMZ844-845-200330-
/O.CAN.KGRR.SC.Y.0035.000000T0000Z-260520T1200Z/
St Joseph to South Haven MI-South Haven to Holland MI-
1023 PM EDT Tue May 19 2026

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and waves have diminished and the advisory is cancelled.

$$



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