Find VTEC Product:

IEM VTEC Product Browser

This application allows easy navigation of National Weather Service issued products with Valid Time Event Coding (VTEC).

13 Nov 2024 Update: The tool was updated to use non-hash link style URLs. A shim is in place to translate the old URLs to the new ones, so nothing should be broken (famous last words). This was done to allow the HTML5 History API to provide a better user experience.

Tab Functionality:
Above this section, you will notice six selectable tabs. Click on the tab to show the information.

  • Help: This page!
  • Event Info: Details of the selected event.
  • Text Data: The raw text product for this event.
  • Interactive Map: An interactive map showing the event and RADAR.
  • Storm Reports: Local Storm Reports.
  • List Events: List all events of the given phenomena, significance, year, and issuing office.

Web Services Used:
This application is fully driven by IEM web services.

2025 [PHFO] HONOLULU Marine (MA) Warning (W) Number 59

Listing of Counties/Parishes/Zones Included in Product

RADAR Composite at Issuance Time

Storm Based Warning History

496 
WHHW50 PHFO 171438
SMWHFO
PHZ115-171630-
/O.NEW.PHFO.MA.W.0059.250317T1438Z-250317T1630Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Honolulu HI
438 AM HST Mon Mar 17 2025

The National Weather Service in Honolulu has issued a

* Special Marine Warning for...
  Oahu Leeward Waters...

* Until 630 AM HST.

* At 436 AM HST, a strong thunderstorm was located over FAD Buoy HH,
  or 16 nm south of Kalaeloa Airport, moving northeast at 15 knots.

  HAZARD...Wind gusts 34 knots or greater.

  SOURCE...Radar.

  IMPACT...Small craft could be damaged in briefly higher winds and 
           suddenly higher waves.

* Locations impacted include...
  Barbers Point, FAD Buoy HH, Pearl Harbor, FAD Buoy S, and FAD Buoy
  BO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare for gusty winds, steep and fast-building seas, and blinding
downpours. Stay low or go below, and make sure all on board are
wearing life jackets.

&&

LAT...LON 2142 15817 2130 15811 2131 15799 2138 15801
      2136 15798 2130 15794 2133 15790 2130 15789
      2126 15782 2129 15770 2075 15803 2084 15838
      2145 15829
TIME...MOT...LOC 1436Z 212DEG 16KT 2104 15809 

HAIL...0.00IN
WIND...>34KTS

$$

Gibbs
486 
FZHW70 PHFO 171522
MWSHFO

Marine Weather Statement
National Weather Service Honolulu HI
522 AM HST Mon Mar 17 2025

PHZ115-171532-
/O.CAN.PHFO.MA.W.0059.000000T0000Z-250317T1630Z/
522 AM HST Mon Mar 17 2025

...THE SPECIAL MARINE WARNING IS CANCELLED...

The affected areas were... 
Oahu Leeward Waters...

The thunderstorm has weakened and no longer poses a significant
threat to boaters.

&&

LAT...LON 2142 15817 2130 15811 2131 15799 2138 15801
      2136 15798 2130 15794 2133 15790 2130 15789
      2126 15782 2129 15770 2075 15803 2084 15838
      2145 15829
TIME...MOT...LOC 1512Z 212DEG 16KT 2122 15797 

$$

Gibbs
Permalink to 202503171438-PHFO-WHHW50-SMWHFO
496 
WHHW50 PHFO 171438
SMWHFO
PHZ115-171630-
/O.NEW.PHFO.MA.W.0059.250317T1438Z-250317T1630Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Honolulu HI
438 AM HST Mon Mar 17 2025

The National Weather Service in Honolulu has issued a

* Special Marine Warning for...
  Oahu Leeward Waters...

* Until 630 AM HST.

* At 436 AM HST, a strong thunderstorm was located over FAD Buoy HH,
  or 16 nm south of Kalaeloa Airport, moving northeast at 15 knots.

  HAZARD...Wind gusts 34 knots or greater.

  SOURCE...Radar.

  IMPACT...Small craft could be damaged in briefly higher winds and 
           suddenly higher waves.

* Locations impacted include...
  Barbers Point, FAD Buoy HH, Pearl Harbor, FAD Buoy S, and FAD Buoy
  BO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare for gusty winds, steep and fast-building seas, and blinding
downpours. Stay low or go below, and make sure all on board are
wearing life jackets.

&&

LAT...LON 2142 15817 2130 15811 2131 15799 2138 15801
      2136 15798 2130 15794 2133 15790 2130 15789
      2126 15782 2129 15770 2075 15803 2084 15838
      2145 15829
TIME...MOT...LOC 1436Z 212DEG 16KT 2104 15809 

HAIL...0.00IN
WIND...>34KTS

$$

Gibbs
Permalink to 202503171522-PHFO-FZHW70-MWSHFO
486 
FZHW70 PHFO 171522
MWSHFO

Marine Weather Statement
National Weather Service Honolulu HI
522 AM HST Mon Mar 17 2025

PHZ115-171532-
/O.CAN.PHFO.MA.W.0059.000000T0000Z-250317T1630Z/
522 AM HST Mon Mar 17 2025

...THE SPECIAL MARINE WARNING IS CANCELLED...

The affected areas were... 
Oahu Leeward Waters...

The thunderstorm has weakened and no longer poses a significant
threat to boaters.

&&

LAT...LON 2142 15817 2130 15811 2131 15799 2138 15801
      2136 15798 2130 15794 2133 15790 2130 15789
      2126 15782 2129 15770 2075 15803 2084 15838
      2145 15829
TIME...MOT...LOC 1512Z 212DEG 16KT 2122 15797 

$$

Gibbs

All Storm Reports within Event Political Coverage

Storm Reports within Product Polygon

This table lists other events issued by the selected office for the selected year. Click on the row to select that event.