Watches, Warnings & Advisories



3 products issued by NWS for: 7NM SW Saugatuck MI

Small Craft Advisory

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
307 AM EST Sun Jan 19 2025

LMZ844>849-191615-
/O.CON.KGRR.UP.W.0001.000000T0000Z-250121T2100Z/
/O.CON.KGRR.SC.Y.0005.000000T0000Z-250122T0400Z/
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-
307 AM EST Sun Jan 19 2025

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 PM EST
TUESDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST
TUESDAY...

* WHAT...For the Heavy Freezing Spray Warning, heavy freezing
  spray at a rate of up to one inch per hour may rapidly
  accumulate on vessels. For the Small Craft Advisory, west
  winds 15 to 25 knots with gusts up to 30 knots and waves 5 to
  8 feet.

* WHERE...St Joseph to Manistee.

* WHEN...For the Heavy Freezing Spray Warning, until 4 PM EST
  Tuesday. For the Small Craft Advisory, until 11 PM EST Tuesday.

* IMPACTS...Operating a vessel in heavy freezing spray is
  hazardous. Freezing spray may render mechanical and electronic
  components inoperative. Rapid ice accretion on decks and
  superstructures may result in a catastrophic loss of
  stability. Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

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

&&

$$

Thomas




Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Grand Rapids MI
315 AM EST Sun Jan 19 2025

LMZ844>849-200815-
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-
315 AM EST Sun Jan 19 2025

This hazardous weather outlook is for the nearshore waters from
St Joseph to Manistee.

.DAY ONE...Today and Tonight

Winds and waves hazardous to small craft are expected through the
day. Heavy freezing spray is likely beginning this afternoon.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Winds and waves will be hazardous to small craft through mid
week. Heavy freezing spray is likely given cold air temperatures.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Thomas




Heavy Freezing Spray Warning

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
307 AM EST Sun Jan 19 2025

LMZ844>849-191615-
/O.CON.KGRR.UP.W.0001.000000T0000Z-250121T2100Z/
/O.CON.KGRR.SC.Y.0005.000000T0000Z-250122T0400Z/
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-
307 AM EST Sun Jan 19 2025

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 PM EST
TUESDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST
TUESDAY...

* WHAT...For the Heavy Freezing Spray Warning, heavy freezing
  spray at a rate of up to one inch per hour may rapidly
  accumulate on vessels. For the Small Craft Advisory, west
  winds 15 to 25 knots with gusts up to 30 knots and waves 5 to
  8 feet.

* WHERE...St Joseph to Manistee.

* WHEN...For the Heavy Freezing Spray Warning, until 4 PM EST
  Tuesday. For the Small Craft Advisory, until 11 PM EST Tuesday.

* IMPACTS...Operating a vessel in heavy freezing spray is
  hazardous. Freezing spray may render mechanical and electronic
  components inoperative. Rapid ice accretion on decks and
  superstructures may result in a catastrophic loss of
  stability. Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

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

&&

$$

Thomas