Alert archive / Hawaii / High Surf Warnings in 2014
High Surf Warning 13, NWS Honolulu, HI
NWS Honolulu, HI issued this high surf warning at Dec 20, 2014, 11:14 AM HST for 4 counties in Hawaii. It took effect at Dec 21, 2014, 4:00 AM HST. It was in force for 48 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
- Dec 20, 2014, 11:14 AM HST (21:14 UTC)
- In effect from
- Dec 21, 2014, 4:00 AM HST
- Expired
- Dec 23, 2014, 3:41 AM HST
- In force
- 48 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 21:16 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 12:00Z, 9.2 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
- 17 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 971 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- -21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
730 WHHW40 PHFO 202114 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 1114 AM HST SAT DEC 20 2014 ...HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI... .A POWERFUL LOW PRESSURE SYSTEM GENERATED A LARGE...LONG PERIOD NORTHWEST SWELL EARLIER IN THE WEEK. THIS SWELL IS EXPECTED TO REACH THE ISLANDS LATE TONIGHT...AND RAPIDLY BUILD TO WARNING LEVELS ON SUNDAY. WARNING LEVEL SURF IS ALSO EXPECTED FOR THE WEST SIDE OF THE BIG ISLAND BEGINNING SUNDAY NIGHT. HIZ001>003-006>009-012-013-017-019-020-211015- /O.NEW.PHFO.SU.W.0013.141221T1400Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA- 1114 AM HST SAT DEC 20 2014 ...HIGH SURF WARNING IN EFFECT FROM 4 AM SUNDAY TO 6 AM HST TUESDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF WARNING...WHICH IS IN EFFECT FROM 4 AM SUNDAY TO 6 AM HST TUESDAY. * SURF...BUILDING TO 25 TO 30 FEET SUNDAY NIGHT AND MONDAY. * TIMING...WARNING LEVEL SURF IS EXPECTED TO RAPIDLY BUILD BY DAYBREAK SUNDAY ON KAUAI...DURING SUNDAY MORNING ON OAHU...AND BY MIDDAY SUNDAY ACROSS MAUI COUNTY. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS. && $$ BRAVENDER
9 follow-up statements
197 WHHW40 PHFO 202233 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 1233 PM HST SAT DEC 20 2014 ...HIGH SURF WARNING BEGINNING EARLY SUNDAY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI... ...HIGH SURF ADVISORY IN EFFECT FOR EAST FACING SHORES OF THE BIG ISLAND... .A POWERFUL LOW PRESSURE SYSTEM GENERATED A LARGE...LONG PERIOD NORTHWEST SWELL EARLIER IN THE WEEK. THIS SWELL IS EXPECTED TO REACH THE ISLANDS LATE TONIGHT...AND RAPIDLY BUILD TO WARNING LEVELS ON SUNDAY. WARNING LEVEL SURF IS ALSO EXPECTED FOR THE WEST SIDE OF THE BIG ISLAND BEGINNING SUNDAY NIGHT. A SHORTER PERIOD SOUTHEASTERLY SWELL WILL BRING ADVISORY LEVEL SURF TO EAST FACING SHORES OF THE BIG ISLAND. THIS SWELL WILL REMAIN ELEVATED THROUGH SUNDAY BEFORE GRADUALLY DIMINISHING. HIZ001>003-006>009-012-013-017-019-020-211145- /O.CON.PHFO.SU.W.0013.141221T1400Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA- 1233 PM HST SAT DEC 20 2014 ...HIGH SURF WARNING REMAINS IN EFFECT FROM 4 AM SUNDAY TO 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT FROM 4 AM SUNDAY TO 6 AM HST TUESDAY. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...BUILDING TO 25 TO 30 FEET SUNDAY NIGHT AND MONDAY. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI...BUILDING TO 15 TO 20 FEET SUNDAY NIGHT AND MONDAY. * TIMING...WARNING LEVEL SURF IS EXPECTED TO RAPIDLY BUILD BY DAYBREAK SUNDAY ON KAUAI...DURING SUNDAY MORNING ON OAHU...AND BY MIDDAY SUNDAY ACROSS MAUI COUNTY. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS. && $$ HIZ024-025-211145- /O.NEW.PHFO.SU.Y.0050.141220T2233Z-141222T0400Z/ SOUTH BIG ISLAND-BIG ISLAND NORTH AND EAST- 1233 PM HST SAT DEC 20 2014 ...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM HST SUNDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM HST SUNDAY. * SURF...6 TO 10 FEET ALONG EAST FACING SHORES OF THE BIG ISLAND. * TIMING...THROUGH SUNDAY. * IMPACTS...MODERATE...EXPECT STRONG BREAKING WAVES...SHORE BREAK...AND STRONG LONGSHORE AND RIP CURRENTS MAKING SWIMMING DIFFICULT AND DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... BEACHGOERS...SWIMMERS...AND SURFERS SHOULD HEED ALL ADVICE GIVEN BY OCEAN SAFETY OFFICIALS AND EXERCISE CAUTION. BOATERS SHOULD EXPECT RECREATIONAL SURFERS AND BODY BOARDERS UTILIZING HARBOR CHANNELS TO ACCESS SURFING AREAS. && $$ BRAVENDER
347 WHHW40 PHFO 210148 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 348 PM HST SAT DEC 20 2014 ...HIGH SURF WARNING BEGINNING EARLY SUNDAY FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI... ...HIGH SURF ADVISORY IN EFFECT FOR EAST FACING SHORES OF THE BIG ISLAND... .A POWERFUL LOW PRESSURE SYSTEM GENERATED A LARGE...LONG PERIOD NORTHWEST SWELL EARLIER IN THE WEEK. THIS SWELL IS EXPECTED TO REACH THE ISLANDS LATE TONIGHT...AND RAPIDLY BUILD TO WARNING LEVELS ON SUNDAY. WARNING LEVEL SURF IS ALSO EXPECTED FOR THE WEST SIDE OF THE BIG ISLAND BEGINNING SUNDAY NIGHT. A SHORTER PERIOD SOUTHEASTERLY SWELL WILL BRING ADVISORY LEVEL SURF TO EAST FACING SHORES OF THE BIG ISLAND. THIS SWELL WILL REMAIN ELEVATED THROUGH SUNDAY BEFORE GRADUALLY DIMINISHING. HIZ001>003-006>009-012-013-017-019-020-211500- /O.CON.PHFO.SU.W.0013.141221T1400Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA- 348 PM HST SAT DEC 20 2014 ...HIGH SURF WARNING REMAINS IN EFFECT FROM 4 AM SUNDAY TO 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT FROM 4 AM SUNDAY TO 6 AM HST TUESDAY. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...BUILDING TO 25 TO 30 FEET SUNDAY NIGHT AND MONDAY. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI...BUILDING TO 15 TO 20 FEET SUNDAY NIGHT AND MONDAY. * TIMING...WARNING LEVEL SURF IS EXPECTED TO RAPIDLY BUILD BY DAYBREAK SUNDAY ON KAUAI...DURING SUNDAY MORNING ON OAHU...AND BY MIDDAY SUNDAY ACROSS MAUI COUNTY. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS. && $$ HIZ024-025-211500- /O.CON.PHFO.SU.Y.0050.000000T0000Z-141222T0400Z/ SOUTH BIG ISLAND-BIG ISLAND NORTH AND EAST- 348 PM HST SAT DEC 20 2014 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST SUNDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST SUNDAY. * SURF...6 TO 10 FEET ALONG EAST FACING SHORES OF THE BIG ISLAND. * TIMING...THROUGH SUNDAY. * IMPACTS...MODERATE...EXPECT STRONG BREAKING WAVES...SHORE BREAK...AND STRONG LONGSHORE AND RIP CURRENTS MAKING SWIMMING DIFFICULT AND DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... BEACHGOERS...SWIMMERS...AND SURFERS SHOULD HEED ALL ADVICE GIVEN BY OCEAN SAFETY OFFICIALS AND EXERCISE CAUTION. BOATERS SHOULD EXPECT RECREATIONAL SURFERS AND BODY BOARDERS UTILIZING HARBOR CHANNELS TO ACCESS SURFING AREAS. && $$ BRAVENDER
139 WHHW40 PHFO 210543 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 743 PM HST SAT DEC 20 2014 ...HIGH SURF WARNING BEGINNING EARLY SUNDAY MORNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI... ...HIGH SURF WARNING BEGINNING LATE SUNDAY MORNING FOR WEST FACING SHORES OF THE BIG ISLAND... ...HIGH SURF ADVISORY IN EFFECT FOR EAST FACING SHORES OF THE BIG ISLAND... .A POWERFUL LOW PRESSURE SYSTEM GENERATED A LARGE...LONG PERIOD NORTHWEST SWELL EARLIER IN THE WEEK. THIS SWELL WILL BEGIN AFFECTING THE ISLANDS LATER TONIGHT...AND RAPIDLY BUILDING TO WARNING LEVELS ON SUNDAY. ALSO...SURF HEIGHTS ALONG WEST FACING SHORES OF THE BIG ISLAND WILL REACH ADVISORY LEVELS ON SUNDAY DURING THE DAY...INCREASING TO WARNING LEVELS BY SUNDAY NIGHT. A SHORTER PERIOD SOUTHEASTERLY SWELL WILL BRING ADVISORY LEVEL SURF TO EAST FACING SHORES OF THE BIG ISLAND. THIS SWELL WILL REMAIN ELEVATED THROUGH SUNDAY BEFORE GRADUALLY DIMINISHING. HIZ023-026-211845- /O.EXB.PHFO.SU.W.0013.141221T2000Z-141223T1600Z/ KONA-KOHALA- 743 PM HST SAT DEC 20 2014 ...HIGH SURF WARNING IN EFFECT FROM 10 AM SUNDAY TO 6 AM HST TUESDAY... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF WARNING...WHICH IS IN EFFECT FROM 10 AM SUNDAY TO 6 AM HST TUESDAY. * SURF...ALONG WEST FACING SHORES OF THE BIG ISLAND...6 TO 10 FEET DURING THE DAY...INCREASING TO 8 TO 12 FEET SUNDAY NIGHT. * TIMING...ADVISORY LEVEL SURF FROM 10 AM SUNDAY...INCREASING TO WARNING LEVELS SUNDAY NIGHT. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS. && $$ HIZ001>003-006>009-012-013-017-019-020-211845- /O.CON.PHFO.SU.W.0013.141221T1400Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA- 743 PM HST SAT DEC 20 2014 ...HIGH SURF WARNING REMAINS IN EFFECT FROM 4 AM SUNDAY TO 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT FROM 4 AM SUNDAY TO 6 AM HST TUESDAY. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...BUILDING TO 25 TO 30 FEET SUNDAY NIGHT AND MONDAY. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI...BUILDING TO 15 TO 20 FEET SUNDAY NIGHT AND MONDAY. * TIMING...WARNING LEVEL SURF IS EXPECTED TO RAPIDLY BUILD BY DAYBREAK SUNDAY ON KAUAI...DURING SUNDAY MORNING ON OAHU...AND BY MIDDAY SUNDAY ACROSS MAUI COUNTY. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS. && $$ HIZ024-025-211845- /O.CON.PHFO.SU.Y.0050.000000T0000Z-141222T0400Z/ SOUTH BIG ISLAND-BIG ISLAND NORTH AND EAST- 743 PM HST SAT DEC 20 2014 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST SUNDAY... A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST SUNDAY. * SURF...6 TO 10 FEET ALONG EAST FACING SHORES OF THE BIG ISLAND. * TIMING...THROUGH SUNDAY. * IMPACTS...MODERATE...EXPECT STRONG BREAKING WAVES...SHORE BREAK...AND STRONG LONGSHORE AND RIP CURRENTS MAKING SWIMMING DIFFICULT AND DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... BEACHGOERS...SWIMMERS...AND SURFERS SHOULD HEED ALL ADVICE GIVEN BY OCEAN SAFETY OFFICIALS AND EXERCISE CAUTION. BOATERS SHOULD EXPECT RECREATIONAL SURFERS AND BODY BOARDERS UTILIZING HARBOR CHANNELS TO ACCESS SURFING AREAS. && $$
014 WHHW40 PHFO 211326 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 326 AM HST SUN DEC 21 2014 ...HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI... ...HIGH SURF WARNING BEGINNING LATER THIS MORNING FOR WEST FACING SHORES OF THE BIG ISLAND... ...HIGH SURF ADVISORY IN EFFECT FOR EAST FACING SHORES OF THE BIG ISLAND... .A POWERFUL LOW PRESSURE SYSTEM GENERATED A LARGE...LONG PERIOD NORTHWEST SWELL EARLIER IN THE WEEK. THIS SWELL WILL CONTINUE TO BUILD TO WARNING LEVELS TODAY. SURF HEIGHTS ALONG WEST FACING SHORES OF THE BIG ISLAND WILL REACH ADVISORY LEVELS LATER THIS MORNING...INCREASING TO WARNING LEVELS TONIGHT. A SHORTER PERIOD SOUTHEASTERLY SWELL WILL BRING ADVISORY LEVEL SURF TO EAST FACING SHORES OF THE BIG ISLAND. THIS SWELL WILL REMAIN ELEVATED THROUGH TODAY BEFORE GRADUALLY DIMINISHING. HIZ001>003-006>009-012-013-017-019-020-220230- /O.CON.PHFO.SU.W.0013.141221T1400Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA- 326 AM HST SUN DEC 21 2014 ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...PEAKING AT 25 TO 30 FEET TONIGHT AND MONDAY. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI...PEAKING AT 15 TO 20 FEET TONIGHT AND MONDAY. * TIMING...SURF WILL BEGIN BUILDING BY DAYBREAK ON KAUAI...DURING THE MORNING HOURS ON OAHU...AND BY MIDDAY ACROSS MAUI COUNTY. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS. && $$ HIZ023-026-220230- /O.CON.PHFO.SU.W.0013.141221T2000Z-141223T1600Z/ KONA-KOHALA- 326 AM HST SUN DEC 21 2014 ...HIGH SURF WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 6 AM HST TUESDAY. * SURF...ALONG WEST FACING SHORES OF THE BIG ISLAND...6 TO 10 FEET DURING THE DAY...INCREASING TO 8 TO 12 FEET TONIGHT. * TIMING...ADVISORY LEVEL SURF FROM 10 AM TODAY...INCREASING TO WARNING LEVELS TONIGHT. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG LONGSHORE AND RIP CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. BOATERS SHOULD BE AWARE OF AN INCREASED NUMBER OF SURFERS AND BODY BOARDERS UTILIZING THE HARBOR CHANNEL TO ACCESS SURFING AREAS. && $$ HIZ024-025-220230- /O.CON.PHFO.SU.Y.0050.000000T0000Z-141222T0400Z/ SOUTH BIG ISLAND-BIG ISLAND NORTH AND EAST- 326 AM HST SUN DEC 21 2014 ...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 10 FEET ALONG EAST FACING SHORES OF THE BIG ISLAND. * TIMING...THROUGH 6 PM HST TODAY. * IMPACTS...MODERATE...EXPECT STRONG BREAKING WAVES...SHORE BREAK...AND STRONG LONGSHORE AND RIP CURRENTS MAKING SWIMMING DIFFICULT AND DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... BEACHGOERS...SWIMMERS...AND SURFERS SHOULD HEED ALL ADVICE GIVEN BY OCEAN SAFETY OFFICIALS AND EXERCISE CAUTION. BOATERS SHOULD EXPECT RECREATIONAL SURFERS AND BODY BOARDERS UTILIZING HARBOR CHANNELS TO ACCESS SURFING AREAS. && $$
998 WHHW40 PHFO 220149 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 349 PM HST SUN DEC 21 2014 ...HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... .A LARGE NORTHWEST SWELL WILL BUILD TO WARNING LEVELS THIS ON THE SMALLER ISLANDS. SURF ALONG WEST FACING SHORES OF THE BIG ISLAND WILL REACH WARNING LEVELS TONIGHT. HIZ024-025-220300- /O.CAN.PHFO.SU.Y.0050.000000T0000Z-141222T0400Z/ SOUTH BIG ISLAND-BIG ISLAND NORTH AND EAST- 349 PM HST SUN DEC 21 2014 ...HIGH SURF ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS CANCELLED THE HIGH SURF ADVISORY. SURF ALONG EAST FACING SHORES HAS SUBSIDED. $$ HIZ001>003-006>009-012-013-017-019-020-023-026-221500- /O.CON.PHFO.SU.W.0013.000000T0000Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA-KONA-KOHALA- 349 PM HST SUN DEC 21 2014 ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...PEAKING AT 25 TO 30 FEET TONIGHT AND MONDAY. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI...PEAKING AT 15 TO 20 FEET TONIGHT AND MONDAY. * TIMING...THROUGH EARLY TUESDAY MORNING. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... STAY OUT OF THE WATER AND WELL AWAY FROM THE SHORELINE ALONG THE AFFECTED COASTS. && $$ DONALDSON
682 WHHW40 PHFO 220640 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 840 PM HST SUN DEC 21 2014 ...HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... .A LARGE NORTHWEST SWELL WILL CONTINUE TO BUILD OVERNIGHT...REMAIN LARGE ON MONDAY...AND THEN GRADUALLY DIMINISH THROUGH TUESDAY. HIZ001>003-006>009-012-013-017-019-020-023-026-221945- /O.CON.PHFO.SU.W.0013.000000T0000Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA-KONA-KOHALA- 840 PM HST SUN DEC 21 2014 ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...PEAKING AT 25 TO 30 FEET. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI... PEAKING AT 15 TO 20 FEET. ALONG WEST FACING SHORES OF THE BIG ISLAND...PEAKING AT HEIGHTS OF 8 TO 12 FEET. * TIMING...PEAKING TONIGHT AND MONDAY...AND THEN GRADUALLY DIMINISHING THROUGH TUESDAY. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...ESPECIALLY DURING HIGH TIDE...WHICH WILL OCCUR EARLY MONDAY MORNING. ALSO EXPECT VERY STRONG BREAKING WAVES AND STRONG CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS EXPOSED TO THE SWELL...MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... STAY OUT OF THE WATER AND WELL AWAY FROM THE SHORELINE ALONG THE AFFECTED COASTS. INEXPERIENCED PERSONS SHOULD REMAIN OFF BEACHES AND ADJACENT BEACHFRONT AREAS. LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. && $$ BIRCHARD
089 WHHW40 PHFO 221337 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 337 AM HST MON DEC 22 2014 ...HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... .A LARGE NORTHWEST SWELL WILL PEAK TODAY...AND THEN GRADUALLY DIMINISH THROUGH TUESDAY. HIZ001>003-006>009-012-013-017-019-020-023-026-230245- /O.CON.PHFO.SU.W.0013.000000T0000Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA-KONA-KOHALA- 337 AM HST MON DEC 22 2014 ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...PEAKING AT 25 TO 30 FEET. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI... PEAKING AT 15 TO 20 FEET. ALONG WEST FACING SHORES OF THE BIG ISLAND...PEAKING AT HEIGHTS OF 8 TO 12 FEET. * TIMING...PEAKING TODAY...AND THEN GRADUALLY DIMINISHING TONIGHT AND TUESDAY. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS EXPOSED TO THE SWELL...MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... STAY OUT OF THE WATER AND WELL AWAY FROM THE SHORELINE ALONG THE AFFECTED COASTS. INEXPERIENCED PERSONS SHOULD REMAIN OFF BEACHES AND ADJACENT BEACHFRONT AREAS. LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. && $$ BIRCHARD
482 WHHW40 PHFO 230151 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 351 PM HST MON DEC 22 2014 ...HIGH SURF WARNING FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU AND MOLOKAI AND FOR NORTH FACING SHORES OF MAUI AND WEST FACING SHORES OF THE BIG ISLAND... .A LARGE NORTHWEST SWELL WILL GRADUALLY DIMINISH THROUGH TUESDAY. SHORT PERIOD SWELL FROM THE NORTH WILL ALSO AFFECT SOME EXPOSED EAST FACING SHORES. HIZ001>003-006>009-012-013-017-019-020-023-026-231500- /O.CON.PHFO.SU.W.0013.000000T0000Z-141223T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA-KONA-KOHALA- 351 PM HST MON DEC 22 2014 ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY... A HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST TUESDAY. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...20 TO 25 FEET TONIGHT FEET LOWERING TO 14 TO 18 FEET TUESDAY. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI...15 TO 20 FEET TONIGHT LOWERING TO 8 TO 12 FEET TUESDAY. ALONG WEST FACING SHORES OF THE BIG ISLAND...8 TO 12 FEET TONIGHT LOWERING TO 6 TO 10 FEET TUESDAY. IN ADDITION...SOME EAST FACING SHORES OF THE SMALLER ISLANDS EXPOSED TO NORTH SWELL WILL EXPERIENCE ELEVATED SURF THROUGH TUESDAY. * TIMING...GRADUALLY DIMINISHING TONIGHT AND TUESDAY. * IMPACTS...HIGH...EXPECT OCEAN WATER OCCASIONALLY SWEEPING ACROSS PORTIONS OF BEACHES...VERY STRONG BREAKING WAVES AND STRONG CURRENTS. BREAKING WAVES MAY OCCASIONALLY IMPACT HARBORS EXPOSED TO THE SWELL...MAKING NAVIGATING THE HARBOR CHANNEL DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... STAY OUT OF THE WATER AND WELL AWAY FROM THE SHORELINE ALONG THE AFFECTED COASTS. INEXPERIENCED PERSONS SHOULD REMAIN OFF BEACHES AND ADJACENT BEACHFRONT AREAS. LARGE BREAKING SURF...SIGNIFICANT SHOREBREAK...AND DANGEROUS CURRENTS MAKE ENTERING THE WATER VERY HAZARDOUS. ANYONE ENTERING THE WATER COULD FACE SIGNIFICANT INJURY OR DEATH. && $$ WROE
923 WHHW40 PHFO 231341 CFWHFO URGENT - IMMEDIATE BROADCAST REQUESTED COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 341 AM HST TUE DEC 23 2014 HIZ001>003-006>009-012-013-017-019-020-023-026-240245- /O.CAN.PHFO.SU.W.0013.000000T0000Z-141223T1600Z/ /O.NEW.PHFO.SU.Y.0051.141223T1341Z-141224T1600Z/ NIIHAU-KAUAI WINDWARD-KAUAI LEEWARD-WAIANAE COAST- OAHU NORTH SHORE-OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD- MOLOKAI LEEWARD-MAUI WINDWARD WEST-MAUI CENTRAL VALLEY- WINDWARD HALEAKALA-KONA-KOHALA- 341 AM HST TUE DEC 23 2014 ...HIGH SURF ADVISORY IN EFFECT UNTIL 6 AM HST WEDNESDAY... ...HIGH SURF WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH SURF ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM HST WEDNESDAY. THE HIGH SURF WARNING HAS BEEN CANCELLED. * SURF...ALONG NORTH AND WEST FACING SHORES OF NIIHAU AND KAUAI AND NORTH FACING SHORES OF OAHU...MOLOKAI AND MAUI...14 TO 18 FEET. ALONG WEST FACING SHORES OF OAHU AND MOLOKAI...8 TO 12 FEET. ALONG WEST FACING SHORES OF THE BIG ISLAND...6 TO 10 FEET. IN ADDITION...SOME EAST FACING SHORES OF THE SMALLER ISLANDS EXPOSED TO NORTH SWELL WILL EXPERIENCE ELEVATED SURF THROUGH TODAY. * TIMING...GRADUALLY DIMINISHING THROUGH TODAY AND TONIGHT. * IMPACTS...MODERATE...EXPECT STRONG BREAKING WAVES...SHORE BREAK...AND STRONG LONGSHORE AND RIP CURRENTS MAKING SWIMMING DIFFICULT AND DANGEROUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... BEACHGOERS...SWIMMERS...AND SURFERS SHOULD HEED ALL ADVICE GIVEN BY OCEAN SAFETY OFFICIALS AND EXERCISE CAUTION. BOATERS SHOULD EXPECT RECREATIONAL SURFERS AND BODY BOARDERS UTILIZING HARBOR CHANNELS TO ACCESS SURFING AREAS. && $$
The office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 1:16 AM HST | Wind Advisory | HFO | Hawaii | 10 hr |
| Dec 20, 12:33 PM HST | High Surf Advisory | HFO | 27 hr |
Nearby
High Surf Warnings in Hawaii, 2014Every high surf warning in 2014
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.