Alert archive / Hawaii / Small Craft Advisories in 2021

Small Craft Advisory 3, NWS Honolulu, HI

January 9, 2021

NWS Honolulu, HI issued this small craft advisory at Jan 9, 2021, 3:36 AM HST. It took effect at Jan 9, 2021, 3:36 PM HST. It was in force for 60 hr.

The area

The counties it named.

The facts

Issued: Jan 9, 2021, 3:36 AM HST (13:36 UTC)
In effect from: Jan 9, 2021, 3:36 PM HST
Expired: Jan 12, 2021, 3:39 AM HST
In force: 60 hr
Issued by: NWS Honolulu, HI

The text

As transmitted.

706 
WHHW70 PHFO 091336
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
336 AM HST Sat Jan 9 2021

PHZ110-111-114-116-117-121-122-100400-
/O.NEW.PHFO.SC.Y.0003.210109T2200Z-210111T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Oahu Windward Waters-
Kaiwi Channel-Maui County Windward Waters-Alenuihaha Channel-
Big Island Windward Waters-
336 AM HST Sat Jan 9 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM HST
SUNDAY...

* WHAT...Seas 8 to 10 feet expected.

* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Oahu 
  Windward Waters, Kaiwi Channel, Maui County Windward Waters, 
  Alenuihaha Channel and Big Island Windward Waters.

* WHEN...From noon today to 6 PM HST Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

7 follow-up statements

137 
WHHW70 PHFO 091958
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
958 AM HST Sat Jan 9 2021

PHZ110-111-114-116-117-121-122-100900-
/O.EXT.PHFO.SC.Y.0003.210110T0400Z-210111T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Oahu Windward Waters-
Kaiwi Channel-Maui County Windward Waters-Alenuihaha Channel-
Big Island Windward Waters-
958 AM HST Sat Jan 9 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING TO
6 PM HST SUNDAY...

* WHAT...Seas 8 to 10 feet expected.

* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Oahu 
  Windward Waters, Kaiwi Channel, Maui County Windward Waters, 
  Alenuihaha Channel and Big Island Windward Waters.

* WHEN...From 6 PM this evening to 6 PM HST Sunday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

666 
WHHW70 PHFO 100136
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
336 PM HST Sat Jan 9 2021

PHZ117-121-122-101445-
/O.EXT.PHFO.SC.Y.0003.210110T0136Z-210111T1600Z/
Maui County Windward Waters-Alenuihaha Channel-
Big Island Windward Waters-
336 PM HST Sat Jan 9 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM HST MONDAY...

* WHAT...Seas 8 to 11 feet expected.

* WHERE...Maui County Windward Waters, Alenuihaha Channel and Big
  Island Windward Waters.

* WHEN...Until 6 AM HST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PHZ110-111-114-116-101445-
/O.EXT.PHFO.SC.Y.0003.210110T0136Z-210111T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Oahu Windward Waters-
Kaiwi Channel-
336 PM HST Sat Jan 9 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM HST SUNDAY...

* WHAT...Seas 8 to 10 feet expected.

* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Oahu
  Windward Waters and Kaiwi Channel.

* WHEN...Until 6 PM HST Sunday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

505 
WHHW70 PHFO 101326
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
326 AM HST Sun Jan 10 2021

PHZ112-113-119-120-123-124-110230-
/O.EXA.PHFO.SC.Y.0003.000000T0000Z-210111T0400Z/
Kauai Leeward Waters-Kauai Channel-Maalaea Bay-Pailolo Channel-
Big Island Leeward Waters-Big Island Southeast Waters-
326 AM HST Sun Jan 10 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING...

* WHAT...East winds 15 to 25 knots, except north winds 20 to 25
  knots in Maalaea Bay. Seas 10 to 15 feet over waters exposed to
  northwest swells, subsiding to around 10 feet this afternoon.

* WHERE...Kauai Leeward Waters, Kauai Channel, Maalaea Bay, 
  Pailolo Channel, Big Island Leeward Waters and Big Island 
  Southeast Waters.

* WHEN...Until 6 PM HST today.

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

* ADDITIONAL DETAILS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PHZ117-121-122-110230-
/O.CON.PHFO.SC.Y.0003.000000T0000Z-210111T1600Z/
Maui County Windward Waters-Alenuihaha Channel-
Big Island Windward Waters-
326 AM HST Sun Jan 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST MONDAY...

* WHAT...East winds 15 to 25 knots. Seas 12 to 16 feet today,
  subsiding to around 10 feet tonight.

* WHERE...Maui County Windward Waters, Alenuihaha Channel and 
  Big Island Windward Waters.

* WHEN...Until 6 AM HST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PHZ110-111-114-116-110230-
/O.CON.PHFO.SC.Y.0003.000000T0000Z-210111T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Oahu Windward Waters-
Kaiwi Channel-
326 AM HST Sun Jan 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS
EVENING...

* WHAT...Seas 10 to 15 feet, subsiding to around 10 feet this
  afternoon.

* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Oahu 
  Windward Waters and Kaiwi Channel.

* WHEN...Until 6 PM HST today.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Gibbs

850 
WHHW70 PHFO 110215
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
415 PM HST Sun Jan 10 2021

PHZ110>113-119-120-123-110315-
/O.CAN.PHFO.SC.Y.0003.000000T0000Z-210111T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Maalaea Bay-Pailolo Channel-
Big Island Leeward Waters-
415 PM HST Sun Jan 10 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Small craft conditions are no longer expected.

$$

PHZ114-116-124-111515-
/O.EXT.PHFO.SC.Y.0003.000000T0000Z-210111T1600Z/
Oahu Windward Waters-Kaiwi Channel-Big Island Southeast Waters-
415 PM HST Sun Jan 10 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM HST MONDAY...

* WHAT...Seas 10 to 15 feet over waters exposed to north swells,
  highest in the east, subsiding to around 10 feet overnight.

* WHERE...Oahu Windward Waters-Kaiwi Channel-Big Island Southeast
  Waters.

* WHEN...Until 6 AM HST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PHZ117-121-122-111515-
/O.CON.PHFO.SC.Y.0003.000000T0000Z-210111T1600Z/
Maui County Windward Waters-Alenuihaha Channel-
Big Island Windward Waters-
415 PM HST Sun Jan 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST MONDAY...

* WHAT...Seas 10 to 15 feet over waters exposed to north swells,
  highest in the east, subsiding to around 10 feet overnight.

* WHERE...Maui County Windward Waters, Alenuihaha Channel and 
  Big Island Windward Waters.

* WHEN...Until 6 AM HST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

744 
WHHW70 PHFO 111328
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
328 AM HST Mon Jan 11 2021

PHZ114-116-124-111430-
/O.CAN.PHFO.SC.Y.0003.000000T0000Z-210111T1600Z/
Oahu Windward Waters-Kaiwi Channel-Big Island Southeast Waters-
328 AM HST Mon Jan 11 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Seas have subsided below 10 feet. 

$$

PHZ117-121-122-120230-
/O.EXT.PHFO.SC.Y.0003.000000T0000Z-210113T0400Z/
Maui County Windward Waters-Alenuihaha Channel-
Big Island Windward Waters-
328 AM HST Mon Jan 11 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM HST TUESDAY...

* WHAT...Seas 8 to 12 feet.

* WHERE...Maui County Windward Waters, Alenuihaha Channel and 
  Big Island Windward Waters.

* WHEN...Until 6 PM HST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Gibbs

441 
WHHW70 PHFO 120144
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
344 PM HST Mon Jan 11 2021

PHZ110>114-116-121445-
/O.EXA.PHFO.SC.Y.0003.000000T0000Z-210113T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Kaiwi Channel-
344 PM HST Mon Jan 11 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM HST TUESDAY...

* WHAT...Seas 8 to 12 feet.

* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Kauai 
  Leeward Waters, Kauai Channel, Oahu Windward Waters and Kaiwi 
  Channel.

* WHEN...Until 6 PM HST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PHZ117-121-122-121445-
/O.CON.PHFO.SC.Y.0003.000000T0000Z-210113T0400Z/
Maui County Windward Waters-Alenuihaha Channel-
Big Island Windward Waters-
344 PM HST Mon Jan 11 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST
TUESDAY...

* WHAT...Seas 8 to 12 feet.

* WHERE...Maui County Windward Waters, Alenuihaha Channel and 
  Big Island Windward Waters.

* WHEN...Until 6 PM HST Tuesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

440 
WHHW70 PHFO 121339
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
339 AM HST Tue Jan 12 2021

PHZ110>114-116-117-121-122-121445-
/O.CAN.PHFO.SC.Y.0003.000000T0000Z-210113T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Kaiwi Channel-
Maui County Windward Waters-Alenuihaha Channel-
Big Island Windward Waters-
339 AM HST Tue Jan 12 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Seas have fallen below advisory thresholds. Therefore the Small
Craft Advisory has been cancelled.

$$

The office that day

Everything else NWS Honolulu, HI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 9, 3:32 AM HST	High Surf Advisory	HFO	Honolulu, Kauai, Kalawao	48 hr

Nearby

Small Craft Advisories in Hawaii, 2021 Every 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.