Alert archive / Michigan / Small Craft Advisories in 2021

Small Craft Advisory 64, NWS Grand Rapids, MI

August 7, 2021

NWS Grand Rapids, MI issued this small craft advisory at Aug 7, 2021, 3:02 PM EDT. It took effect at Aug 8, 2021, 11:00 AM EDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Aug 7, 2021, 3:02 PM EDT (19:02 UTC)
In effect from
Aug 8, 2021, 11:00 AM EDT
Expired
Aug 9, 2021, 1:40 AM EDT
In force
15 hr
Issued by
NWS Grand Rapids, MI

The text

As transmitted.

219 
WHUS73 KGRR 071902
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
302 PM EDT Sat Aug 7 2021

LMZ844>849-080315-
/O.NEW.KGRR.SC.Y.0064.210808T1500Z-210809T0600Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
302 PM EDT Sat Aug 7 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM SUNDAY TO 2 AM EDT
MONDAY...

* WHAT...South winds 15 to 20 knots with gusts up to 25 knots and
  waves 3 to 4 feet expected.

* WHERE...St Joseph to Manistee.

* WHEN...From 11 AM Sunday to 2 AM 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.

&&

$$
5 follow-up statements
849 
WHUS73 KGRR 080810
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
410 AM EDT Sun Aug 8 2021

LMZ844-845-080915-
/O.CAN.KGRR.SC.Y.0064.210808T1500Z-210809T0600Z/
St Joseph to South Haven MI-South Haven to Holland MI-
410 AM EDT Sun Aug 8 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and waves are now expected to remain below advisory 
criteria. 

$$

LMZ846>849-081615-
/O.CON.KGRR.SC.Y.0064.210808T1500Z-210809T0600Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
410 AM EDT Sun Aug 8 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING
TO 2 AM EDT MONDAY...

* WHAT...South winds 15 to 25 knots and waves 3 to 5 feet 
  expected.

* WHERE...Holland to Manistee.

* WHEN...From 11 AM this morning to 2 AM 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.

&&

$$
051 
WHUS73 KGRR 081426
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1026 AM EDT Sun Aug 8 2021

LMZ846>849-082230-
/O.CON.KGRR.SC.Y.0064.210808T1500Z-210809T0600Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
1026 AM EDT Sun Aug 8 2021

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

* WHAT...South winds 15 to 25 knots and waves 3 to 5 feet 
  expected.

* WHERE...Holland to Manistee.

* WHEN...From 11 AM this morning to 2 AM 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.

&&

$$

wdm
461 
WHUS73 KGRR 081943
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
343 PM EDT Sun Aug 8 2021

LMZ846>849-090345-
/O.CON.KGRR.SC.Y.0064.000000T0000Z-210809T0600Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
343 PM EDT Sun Aug 8 2021

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

* WHAT...South winds 15 to 25 knots and waves 3 to 5 feet 
  expected.

* WHERE...Holland to Manistee.

* WHEN...till 2 AM 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.

&&

$$

wdm
610 
WHUS73 KGRR 090331
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
1131 PM EDT Sun Aug 8 2021

LMZ846>849-090600-
/O.CON.KGRR.SC.Y.0064.000000T0000Z-210809T0600Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
1131 PM EDT Sun Aug 8 2021

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

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

* WHERE...Holland to Manistee.

* WHEN...Until 2 AM 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.

&&

$$
665 
WHUS73 KGRR 090540
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
140 AM EDT Mon Aug 9 2021

LMZ846>849-090645-
/O.CAN.KGRR.SC.Y.0064.000000T0000Z-210809T0600Z/
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
140 AM EDT Mon Aug 9 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds and waves have decreased and the advisory is cancelled.

$$

The office that day

Everything else NWS Grand Rapids, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 6, 8:46 PM EDTSpecial Weather StatementGRRCalhoun29 min

Nearby

Small Craft Advisories in Michigan, 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.