Alert archive / Hawaii / High Surf Advisories in 2011
High Surf Advisory 21, NWS Honolulu, HI
NWS Honolulu, HI issued this high surf advisory at Mar 29, 2011, 3:04 PM HST for 4 counties in Hawaii. It took effect at Mar 30, 2011, 12:00 PM HST. It was in force for 44 hr.
The area
The counties it named.
The facts
- Issued
- Mar 29, 2011, 3:04 PM HST (01:04 UTC)
- In effect from
- Mar 30, 2011, 12:00 PM HST
- Expired
- Apr 1, 2011, 7:43 AM HST
- In force
- 44 hr
- Issued by
- NWS Honolulu, HI
Counties Hawaii County, HI, Honolulu County, HI, Kalawao County, HI, Kauai County, HI
The radar
The Molokai radar (PHMO), 38 km from the middle of the area, began a volume at 01:07 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Lihue, (PHLI), launched 00:00Z, 1.1 hours before the alert went out and 214 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 77 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 830 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- -20 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
822 WHHW40 PHFO 300104 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 304 PM HST TUE MAR 29 2011 ...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF KAUAI NIIHAU AND OAHU FROM NOON WEDNESDAY THROUGH 6 AM FRIDAY... .A STORM HEADING FOR THE GULF OF ALASKA WILL SEND A LARGE NORTHWEST SWELL ACROSS HAWAIIAN WATERS BEGINNING WEDNESDAY. SURF WILL REACH ADVISORY LEVELS ON NORTH AND WEST FACING SHORES OF KAUAI AND NIIHAU BY MIDDAY WEDNESDAY...AND ON THE NORTH AND WEST FACING SHORES OF OAHU BY LATE WEDNESDAY AFTERNOON. THE SWELL WILL PEAK JUST BELOW WARNING LEVELS WEDNESDAY NIGHT INTO EARLY THURSDAY MORNING...THEN GRADUALLY DECLINE LATER THURSDAY AND THURSDAY NIGHT. AS THE SWELL CONTINUES TO MOVE DOWN THE ISLAND CHAIN WEDNESDAY NIGHT AND THURSDAY...FUTURE HIGH SURF ADVISORIES MAY BE NEED TO BE ADDED FOR THE EXPOSED SHORES OF MOLOKAI AND MAUI. HIZ001>003-006>008-301430- /O.NEW.PHFO.SU.Y.0021.110330T2200Z-110401T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU- 304 PM HST TUE MAR 29 2011 ...HIGH SURF ADVISORY IN EFFECT FROM NOON WEDNESDAY TO 6 AM HST FRIDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF ADVISORY...WHICH IS IN EFFECT FROM NOON WEDNESDAY TO 6 AM HST FRIDAY. * SURF...FOR NORTH FACING SHORES SURF WILL PEAK AT 18 TO 24 FEET. FOR WEST FACING SHORES...SURF WILL PEAK AT 12 TO 18 FEET. * TIMING...THE SURF WILL REACH ADVISORY LEVELS AROUND NOON WEDNESDAY ON KAUAI AND NIIHAU...AND LATE WEDNESDAY AFTERNOON ON OAHU. SURF WILL PEAK WEDNESDAY NIGHT AND EARLY THURSDAY...THEN GRADUALLY SUBSIDE LATE THURSDAY AND THURSDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ BRENCHLEY
7 follow-up statements
758 WHHW40 PHFO 300555 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 755 PM HST TUE MAR 29 2011 ...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF KAUAI NIIHAU AND OAHU...AND FOR EXPOSED NORTH FACING SHORES OF MAUI COUNTY FROM NOON WEDNESDAY THROUGH 6 AM FRIDAY... .A LARGE LOW PRESSURE SYSTEM MOVING TOWARDS THE GULF OF ALASKA HAS SENT A LARGE WEST-NORTHWEST SWELL TOWARDS HAWAII. THE LARGE SWELL WILL BUILD ALONG NORTH AND WEST FACING SHORES OF KAUAI ON WEDNESDAY MORNING...THEN REACH EXPOSED SHORES OF OAHU AND MAUI COUNTY WEDNESDAY AFTERNOON. THE SWELL WILL PEAK JUST BELOW WARNING LEVELS THURSDAY...THEN SLOWLY SUBSIDE THURSDAY NIGHT. HIZ012-013-017-020-301900- /O.EXA.PHFO.SU.Y.0021.110330T2200Z-110401T1600Z/ MOLOKAI WINDWARD-MOLOKAI LEEWARD-MAUI WINDWARD WEST- WINDWARD HALEAKALA- 755 PM HST TUE MAR 29 2011 ...HIGH SURF ADVISORY IN EFFECT FROM NOON WEDNESDAY TO 6 AM HST FRIDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF ADVISORY...WHICH IS IN EFFECT FROM NOON WEDNESDAY TO 6 AM HST FRIDAY. * SURF...15 TO 20 FEET. * TIMING...THE SURF WILL REACH ADVISORY LEVELS LATE WEDNESDAY AFTERNOON AND EARLY EVENING ON WEDNESDAY...THEN HOLD THROUGH THURSDAY. THE SURF WILL GRADUALLY DIMINISH THURSDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ HIZ001>003-006>008-301900- /O.CON.PHFO.SU.Y.0021.110330T2200Z-110401T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU- 755 PM HST TUE MAR 29 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT FROM NOON WEDNESDAY TO 6 AM HST FRIDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT FROM NOON WEDNESDAY TO 6 AM HST FRIDAY. * SURF...18 TO 24 FEET FOR NORTH AND WEST FACING KAUAI. 16 TO 22 FEET FOR NORTH FACING OAHU. 12 TO 18 FOR WEST FACING OAHU. * TIMING...THE SURF WILL REACH ADVISORY LEVELS AROUND NOON WEDNESDAY ON KAUAI AND NIIHAU...AND LATE WEDNESDAY AFTERNOON ON OAHU. SURF WILL PEAK WEDNESDAY NIGHT AND EARLY THURSDAY... THEN GRADUALLY SUBSIDE LATE THURSDAY AND THURSDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ DEJESUS
158 WHHW40 PHFO 301353 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 353 AM HST WED MAR 30 2011 ...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF KAUAI NIIHAU AND OAHU...AND FOR EXPOSED NORTH FACING SHORES OF MAUI COUNTY BEGINNING AT NOON TODAY. A HIGH SURF ADVISORY BEGINS FOR WEST FACING SHORES OF THE BIG ISLAND LATE TONIGHT... .A LOW PRESSURE SYSTEM MOVING TOWARDS THE GULF OF ALASKA HAS SENT A LARGE WEST-NORTHWEST SWELL TOWARDS HAWAII. LARGE SURF WILL BUILD ON THE SMALLER ISLANDS TODAY...SPREADING TO THE KONA COAST OF THE BIG ISLAND LATE TONIGHT INTO THURSDAY MORNING. HIZ023-310300- /O.EXB.PHFO.SU.Y.0021.110331T1200Z-110402T0400Z/ KONA- 353 AM HST WED MAR 30 2011 ...HIGH SURF ADVISORY IN EFFECT FROM 2 AM THURSDAY TO 6 PM HST FRIDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF ADVISORY...WHICH IS IN EFFECT FROM 2 AM THURSDAY TO 6 PM HST FRIDAY. * SURF...6 TO 8 FEET. * TIMING...THE SURF WILL BUILD WEDNESDAY NIGHT REACHING 8 FEET BEFORE SUNRISE THURSDAY. THE SURF WILL THEN REMAIN ELEVATED THROUGH FRIDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ HIZ001>003-006>008-012-013-017-020-310300- /O.CON.PHFO.SU.Y.0021.110330T2200Z-110401T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD- MAUI WINDWARD WEST-WINDWARD HALEAKALA- 353 AM HST WED MAR 30 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 AM HST FRIDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 AM HST FRIDAY. * SURF...18 TO 24 FEET FOR NORTH AND WEST FACING NIIHAU AND KAUAI. 16 TO 22 FEET FOR NORTH FACING SHORES OF OAHU...AND 12 TO 18 FEET FOR WEST FACING SHORES OF OAHU. 15 TO 20 FEET FOR EXPOSED NORTH FACING SHORES OF MAUI COUNTY. * TIMING...THE SURF WILL REACH ADVISORY LEVELS LATE WEDNESDAY AFTERNOON AND EARLY EVENING ON WEDNESDAY...THEN HOLD THROUGH THURSDAY. THE SURF WILL GRADUALLY DIMINISH THURSDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ DEJESUS
678 WHHW40 PHFO 310114 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 314 PM HST WED MAR 30 2011 ...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF KAUAI NIIHAU AND OAHU...AND FOR NORTH FACING SHORES OF MOLOKAI AND MAUI UNTIL EARLY FRIDAY MORNING. A HIGH SURF ADVISORY BEGINS FOR WEST FACING SHORES OF THE BIG ISLAND LATE WEDNESDAY NIGHT... .THE LARGE WEST NORTHWEST SWELL AFFECTING THE SMALLER ISLANDS WILL SPREAD TO THE KONA COAST OF THE BIG ISLAND LATE WEDNESDAY NIGHT INTO THURSDAY MORNING. HIZ001>003-006>008-012-013-017-020-311415- /O.CON.PHFO.SU.Y.0021.000000T0000Z-110401T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD- MAUI WINDWARD WEST-WINDWARD HALEAKALA- 314 PM HST WED MAR 30 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST FRIDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST FRIDAY. * SURF...18 TO 24 FEET FOR NORTH AND WEST FACING NIIHAU AND KAUAI. 16 TO 22 FEET FOR NORTH FACING SHORES OF OAHU...AND 12 TO 18 FEET FOR WEST FACING SHORES OF OAHU. 15 TO 20 FEET FOR EXPOSED NORTH FACING SHORES OF MOLOKAI AND MAUI. * TIMING...THE SURF WILL CONTINUE THROUGH THURSDAY...THEN GRADUALLY DIMINISH THURSDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ HIZ023-311415- /O.CON.PHFO.SU.Y.0021.110331T1200Z-110402T0400Z/ KONA- 314 PM HST WED MAR 30 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 2 AM THURSDAY TO 6 PM HST FRIDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT FROM 2 AM THURSDAY TO 6 PM HST FRIDAY. * SURF...6 TO 8 FEET. * TIMING...THE SURF WILL BUILD LATE WEDNESDAY NIGHT REACHING 8 FEET BEFORE SUNRISE THURSDAY. THE SURF WILL THEN REMAIN ELEVATED THROUGH FRIDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$
228 WHHW40 PHFO 311330 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 330 AM HST THU MAR 31 2011 ...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF KAUAI NIIHAU AND OAHU...AND FOR NORTH FACING SHORES OF MAUI COUNTY UNTIL EARLY FRIDAY MORNING. THE HIGH SURF ADVISORY FOR THE KONA COAST OF THE BIG ISLAND CONTINUES THROUGH FRIDAY AFTERNOON... .THE LARGE WEST NORTHWEST SWELL WILL PRODUCE HIGH SURF ALONG EXPOSED NORTH AND WEST FACING SHORES OF THE SMALLER ISLANDS AND THE KONA COAST OF THE BIG ISLAND. HIZ001>003-006>008-012-013-017-020-010230- /O.CON.PHFO.SU.Y.0021.000000T0000Z-110401T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD- MAUI WINDWARD WEST-WINDWARD HALEAKALA- 330 AM HST THU MAR 31 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST FRIDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST FRIDAY. * SURF...18 TO 24 FEET FOR NORTH AND WEST FACING NIIHAU AND KAUAI. 16 TO 22 FEET FOR NORTH FACING SHORES OF OAHU. 10 TO 16 FEET FOR WEST FACING SHORES OF OAHU. 15 TO 20 FEET FOR EXPOSED NORTH FACING SHORES OF MAUI COUNTY. * TIMING...HIGH SURF WILL PERSIST THROUGH THURSDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ HIZ023-010230- /O.CON.PHFO.SU.Y.0021.000000T0000Z-110402T0400Z/ KONA- 330 AM HST THU MAR 31 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST FRIDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST FRIDAY. * SURF...6 TO 8 FEET. * TIMING...HIGH SURF WILL PERSIST THROUGH FRIDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ DEJESUS
336 WHHW40 PHFO 010150 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 350 PM HST THU MAR 31 2011 ...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF KAUAI NIIHAU AND OAHU...AND FOR NORTH FACING SHORES OF MAUI COUNTY UNTIL EARLY FRIDAY MORNING. THE HIGH SURF ADVISORY FOR THE KONA COAST OF THE BIG ISLAND CONTINUES THROUGH FRIDAY AFTERNOON... .THE LARGE WEST NORTHWEST SWELL CONTINUES TO PRODUCE HIGH SURF ALONG EXPOSED NORTH AND WEST FACING SHORES OF THE SMALLER ISLANDS AND THE KONA COAST OF THE BIG ISLAND. HIZ001>003-006>008-012-013-017-020-011500- /O.CON.PHFO.SU.Y.0021.000000T0000Z-110401T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD- MAUI WINDWARD WEST-WINDWARD HALEAKALA- 350 PM HST THU MAR 31 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST FRIDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST FRIDAY. * SURF...18 TO 24 FEET FOR NORTH AND WEST FACING NIIHAU AND KAUAI. 16 TO 22 FEET FOR NORTH FACING SHORES OF OAHU. 10 TO 16 FEET FOR WEST FACING SHORES OF OAHU. 15 TO 20 FEET FOR EXPOSED NORTH FACING SHORES OF MAUI COUNTY. * TIMING...HIGH SURF WILL PERSIST THROUGH TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ HIZ023-011500- /O.CON.PHFO.SU.Y.0021.000000T0000Z-110402T0400Z/ KONA- 350 PM HST THU MAR 31 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST FRIDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST FRIDAY. * SURF...6 TO 8 FEET. * TIMING...HIGH SURF WILL PERSIST THROUGH FRIDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$
970 WHHW40 PHFO 011324 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 324 AM HST FRI APR 1 2011 ...HIGH SURF ADVISORY FOR NORTH AND WEST FACING SHORES OF KAUAI NIIHAU AND OAHU...AND FOR NORTH FACING SHORES OF MOLOKAI AND MAUI HAS BEEN EXTENDED TO NOON TODAY. THE HIGH SURF ADVISORY FOR THE KONA COAST OF THE BIG ISLAND CONTINUES THROUGH THIS EVENING... .ALTHOUGH THE WEST NORTHWEST SWELL IS SLOWLY SUBSIDING...IT IS STILL BRINGING ADVISORY LEVEL SURF ALONG EXPOSED NORTH AND WEST FACING SHORES OF THE SMALLER ISLANDS AND THE KONA COAST OF THE BIG ISLAND. HIZ001>003-006>008-012-013-017-020-012200- /O.EXT.PHFO.SU.Y.0021.000000T0000Z-110401T2200Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD- MAUI WINDWARD WEST-WINDWARD HALEAKALA- 324 AM HST FRI APR 1 2011 ...HIGH SURF ADVISORY NOW IN EFFECT UNTIL NOON HST TODAY... THE HIGH SURF ADVISORY IS NOW IN EFFECT UNTIL NOON HST TODAY. * SURF...10 TO 15 FEET FOR NORTH AND WEST FACING NIIHAU AND KAUAI. 10 TO 15 FEET FOR NORTH FACING SHORES OF OAHU MOLOKAI AND MAUI. 8 TO 12 FEET FOR WEST FACING SHORES OF OAHU. * TIMING...HIGH SURF WILL SUBSIDE BELOW ADVISORY LEVELS THIS AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ HIZ023-020230- /O.CON.PHFO.SU.Y.0021.000000T0000Z-110402T0400Z/ KONA- 324 AM HST FRI APR 1 2011 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING... A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING. * SURF...6 TO 8 FEET. * TIMING...HIGH SURF WILL PERSIST UNTIL THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$
866 WHHW40 PHFO 011743 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 743 AM HST FRI APR 1 2011 HIZ001>003-006>008-012-013-017-020-011845- /O.CAN.PHFO.SU.Y.0021.000000T0000Z-110401T2200Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-MOLOKAI WINDWARD-MOLOKAI LEEWARD- MAUI WINDWARD WEST-WINDWARD HALEAKALA- 743 AM HST FRI APR 1 2011 ...HIGH SURF ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS CANCELLED THE HIGH SURF ADVISORY. SURF HEIGHTS HAVE DECREASED BELOW ADVISORY LEVELS...SO THE HIGH SURF ADVISORY IS CANCELLED. $$ HIZ023-011845- /O.CAN.PHFO.SU.Y.0021.000000T0000Z-110402T0400Z/ KONA- 743 AM HST FRI APR 1 2011 ...HIGH SURF ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS CANCELLED THE HIGH SURF ADVISORY. SURF HEIGHTS HAVE DECREASED BELOW ADVISORY LEVELS...SO THE HIGH SURF ADVISORY IS CANCELLED. $$ POWELL
Nearby
High Surf Advisories in Hawaii, 2011Every high surf advisory in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.