Alert archive / Hawaii / Gale Warnings in 2021

Gale Warning 7, NWS Honolulu, HI

March 19, 2021

NWS Honolulu, HI issued this gale warning at Mar 19, 2021, 3:38 PM HST. It took effect at Mar 20, 2021, 4:02 AM HST. It was in force for 41 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 19, 2021, 3:38 PM HST (01:38 UTC)
In effect from
Mar 20, 2021, 4:02 AM HST
Expired
Mar 21, 2021, 9:11 PM HST
In force
41 hr
Issued by
NWS Honolulu, HI

The text

As transmitted.

551 
WHHW70 PHFO 200138
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
338 PM HST Fri Mar 19 2021

PHZ121-201445-
/O.CON.PHFO.SC.Y.0016.000000T0000Z-210320T1600Z/
/O.UPG.PHFO.GL.A.0006.210320T1600Z-210321T1600Z/
/O.NEW.PHFO.GL.W.0007.210320T1600Z-210321T1600Z/
Alenuihaha Channel-
338 PM HST Fri Mar 19 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST
SATURDAY...
...GALE WARNING IN EFFECT FROM 6 AM SATURDAY TO 6 AM HST SUNDAY...

* WHAT...For the Small Craft Advisory, east winds 25 to 30 kt 
  with higher gusts and seas 8 to 12 feet.For the Gale Warning, 
  east winds 25 to 35 kt with higher gusts and seas 8 to 12 feet 
  expected. 

* WHERE...Alenuihaha Channel.

* WHEN...For the Small Craft Advisory, until 6 AM HST Saturday. For
  the Gale Warning, from 6 AM Saturday to 6 AM HST Sunday. 

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires experience
and properly equipped vessels. It is highly recommended that mariners
without the proper experience seek safe harbor prior to the onset
of gale conditions.

&&

$$

PHZ110>119-122>124-201445-
/O.EXT.PHFO.SC.Y.0016.000000T0000Z-210322T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Oahu Leeward Waters-
Kaiwi Channel-Maui County Windward Waters-
Maui County Leeward Waters-Maalaea Bay-Big Island Windward Waters-
Big Island Leeward Waters-Big Island Southeast Waters-
338 PM HST Fri Mar 19 2021

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

* WHAT...East winds 25 kt with higher gusts and seas 6 to 11 
  feet.

* WHERE...Big Island Leeward Waters, Big Island Windward Waters, 
  Big Island Southeast Waters, Maui County Leeward Waters, 
  Maalaea Bay, Kauai Leeward Waters, Kauai Channel, Kauai 
  Northwest Waters, Kauai Windward Waters, Kaiwi Channel, Maui 
  County Windward Waters, Oahu Windward Waters and Oahu Leeward 
  Waters.

* 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.

&&

$$

PHZ120-201445-
/O.EXT.PHFO.SC.Y.0017.000000T0000Z-210322T0400Z/
Pailolo Channel-
338 PM HST Fri Mar 19 2021

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

* WHAT...East winds 20 to 30 kt with higher gusts and seas 7 to 
  10 feet.

* WHERE...Pailolo 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.

&&

$$
6 follow-up statements
832 
WHHW70 PHFO 201402
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
402 AM HST Sat Mar 20 2021

PHZ121-210315-
/O.CAN.PHFO.SC.Y.0016.000000T0000Z-210320T1600Z/
/O.EXT.PHFO.GL.W.0007.210320T1402Z-210321T1600Z/
Alenuihaha Channel-
402 AM HST Sat Mar 20 2021

...GALE WARNING IN EFFECT UNTIL 6 AM HST SUNDAY...

* WHAT...East winds 25 to 35 kt. Seas 8 to 12 feet.

* WHERE...Alenuihaha Channel.

* WHEN...Until 6 AM HST Sunday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PHZ110>119-122>124-210315-
/O.CON.PHFO.SC.Y.0016.000000T0000Z-210322T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Oahu Leeward Waters-
Kaiwi Channel-Maui County Windward Waters-
Maui County Leeward Waters-Maalaea Bay-Big Island Windward Waters-
Big Island Leeward Waters-Big Island Southeast Waters-
402 AM HST Sat Mar 20 2021

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

* WHAT...East winds 20 to 30 kt except north in Maalaea Bay. Seas
  8 to 12 feet.

* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Kauai
  Leeward Waters, Kauai Channel, Oahu Windward Waters, Oahu
  Leeward Waters, Kaiwi Channel, Maui County Windward Waters, Maui
  County Leeward Waters, Maalaea Bay, Big Island Windward Waters,
  Big Island Leeward Waters and Big Island Southeast Waters.

* 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.

&&

$$

PHZ120-210315-
/O.CON.PHFO.SC.Y.0017.000000T0000Z-210322T0400Z/
Pailolo Channel-
402 AM HST Sat Mar 20 2021

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

* WHAT...East winds 25 to 30 kt. Seas 7 to 10 feet.

* WHERE...Pailolo 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.

&&

$$
172 
WHHW70 PHFO 210113
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
313 PM HST Sat Mar 20 2021

PHZ121-211415-
/O.CON.PHFO.GL.W.0007.000000T0000Z-210321T1600Z/
Alenuihaha Channel-
313 PM HST Sat Mar 20 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 AM HST SUNDAY...

* WHAT...East winds 25 to 35 kt. Seas 8 to 12 feet.

* WHERE...Alenuihaha Channel.

* WHEN...Until 6 AM HST Sunday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PHZ110>119-122>124-211415-
/O.CON.PHFO.SC.Y.0016.000000T0000Z-210322T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Oahu Leeward Waters-
Kaiwi Channel-Maui County Windward Waters-
Maui County Leeward Waters-Maalaea Bay-Big Island Windward Waters-
Big Island Leeward Waters-Big Island Southeast Waters-
313 PM HST Sat Mar 20 2021

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

* WHAT...East winds 20 to 30 kt except north in Maalaea Bay. 
  Seas 8 to 12 feet.

* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Kauai 
  Leeward Waters, Kauai Channel, Oahu Windward Waters, Oahu 
  Leeward Waters, Kaiwi Channel, Maui County Windward Waters, 
  Maui County Leeward Waters, Maalaea Bay, Big Island Windward 
  Waters, Big Island Leeward Waters and Big Island Southeast 
  Waters.

* 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.

&&

$$

PHZ120-211415-
/O.CON.PHFO.SC.Y.0017.000000T0000Z-210322T0400Z/
Pailolo Channel-
313 PM HST Sat Mar 20 2021

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

* WHAT...East winds 25 to 30 kt. Seas 7 to 10 feet.

* WHERE...Pailolo 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.

&&

$$

Burke
555 
WHHW70 PHFO 211330
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
330 AM HST Sun Mar 21 2021

PHZ121-220230-
/O.EXT.PHFO.GL.W.0007.000000T0000Z-210322T0400Z/
Alenuihaha Channel-
330 AM HST Sun Mar 21 2021

...GALE WARNING NOW IN EFFECT UNTIL 6 PM HST THIS EVENING...

* WHAT...East winds 30 to 35 kt. Seas 8 to 12 feet.

* WHERE...Alenuihaha Channel.

* WHEN...Until 6 PM HST this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires 
experience and properly equipped vessels. It is highly recommended 
that mariners without the proper experience seek safe harbor prior
to the onset of gale conditions.

&&

$$

PHZ110>119-122>124-220230-
/O.EXT.PHFO.SC.Y.0016.000000T0000Z-210322T1600Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Oahu Leeward Waters-
Kaiwi Channel-Maui County Windward Waters-
Maui County Leeward Waters-Maalaea Bay-Big Island Windward Waters-
Big Island Leeward Waters-Big Island Southeast Waters-
330 AM HST Sun Mar 21 2021

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

* WHAT...East winds 20 to 30 kt except north in Maalaea Bay. 
  Seas 9 to 12 feet.

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

&&

$$

PHZ120-220230-
/O.EXT.PHFO.SC.Y.0017.000000T0000Z-210322T1600Z/
Pailolo Channel-
330 AM HST Sun Mar 21 2021

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

* WHAT...East winds 25 to 30 kt. Seas 7 to 10 feet.

* WHERE...Pailolo Channel.

* 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.

&&

$$
878 
WHHW70 PHFO 211924
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
924 AM HST Sun Mar 21 2021

PHZ121-220400-
/O.CON.PHFO.GL.W.0007.000000T0000Z-210322T0400Z/
Alenuihaha Channel-
924 AM HST Sun Mar 21 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING...

* WHAT...East winds 30 to 35 kt. Seas 8 to 12 feet.

* WHERE...Alenuihaha Channel.

* WHEN...Until 6 PM HST this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PHZ110>119-122>124-220830-
/O.CON.PHFO.SC.Y.0016.000000T0000Z-210322T1600Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Oahu Leeward Waters-
Kaiwi Channel-Maui County Windward Waters-
Maui County Leeward Waters-Maalaea Bay-Big Island Windward Waters-
Big Island Leeward Waters-Big Island Southeast Waters-
924 AM HST Sun Mar 21 2021

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

* WHAT...East winds 20 to 30 kt except north in Maalaea Bay. 
  Seas 9 to 11 feet.

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

&&

$$

PHZ120-220830-
/O.CON.PHFO.SC.Y.0017.000000T0000Z-210322T1600Z/
Pailolo Channel-
924 AM HST Sun Mar 21 2021

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

* WHAT...East winds 25 to 30 kt. Seas 7 to 10 feet.

* WHERE...Pailolo Channel.

* 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.

&&

$$
634 
WHHW70 PHFO 220128
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
328 PM HST Sun Mar 21 2021

PHZ121-221430-
/O.EXT.PHFO.GL.W.0007.000000T0000Z-210322T1600Z/
Alenuihaha Channel-
328 PM HST Sun Mar 21 2021

...GALE WARNING NOW IN EFFECT UNTIL 6 AM HST MONDAY...

* WHAT...East winds 30 to 35 kt. Seas 8 to 12 feet.

* WHERE...Alenuihaha Channel.

* WHEN...Until 6 AM HST Monday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

PHZ110>119-122>124-221430-
/O.CON.PHFO.SC.Y.0016.000000T0000Z-210322T1600Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Oahu Leeward Waters-
Kaiwi Channel-Maui County Windward Waters-
Maui County Leeward Waters-Maalaea Bay-Big Island Windward Waters-
Big Island Leeward Waters-Big Island Southeast Waters-
328 PM HST Sun Mar 21 2021

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

* WHAT...East winds 20 to 25 kt except north in Maalaea Bay. Seas
  8 to 12 feet.

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

&&

$$

PHZ120-221430-
/O.CON.PHFO.SC.Y.0017.000000T0000Z-210322T1600Z/
Pailolo Channel-
328 PM HST Sun Mar 21 2021

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

* WHAT...East winds 20 to 30 kt. Seas 8 to 10 feet.

* WHERE...Pailolo Channel.

* 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.

&&

$$
669 
WHHW70 PHFO 220711
MWWHFO

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
911 PM HST Sun Mar 21 2021

PHZ121-222015-
/O.CAN.PHFO.GL.W.0007.000000T0000Z-210322T1600Z/
/O.EXB.PHFO.SC.Y.0016.000000T0000Z-210323T0400Z/
Alenuihaha Channel-
911 PM HST Sun Mar 21 2021

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

...GALE WARNING IS CANCELLED...

* WHAT...East winds 20 to 30 kt. Seas 8 to 12 feet.

* WHERE...Alenuihaha Channel.

* WHEN...Until 6 PM 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>119-122>124-221600-
/O.CON.PHFO.SC.Y.0016.000000T0000Z-210322T1600Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-Oahu Leeward Waters-
Kaiwi Channel-Maui County Windward Waters-
Maui County Leeward Waters-Maalaea Bay-Big Island Windward Waters-
Big Island Leeward Waters-Big Island Southeast Waters-
911 PM HST Sun Mar 21 2021

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

* WHAT...East winds 20 to 25 kt except north in Maalaea Bay. 
  Seas 8 to 12 feet.

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

&&

$$

PHZ120-221600-
/O.CON.PHFO.SC.Y.0017.000000T0000Z-210322T1600Z/
Pailolo Channel-
911 PM HST Sun Mar 21 2021

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

* WHAT...East winds 20 to 25 kt. Seas 7 to 10 feet.

* WHERE...Pailolo Channel.

* 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 19, 3:28 PM HSTWind AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao53 hr

Nearby

Gale Warnings in Hawaii, 2021Every gale warning 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.