Alert archive / Hawaii / Coastal Flood Statements in 2021
Coastal Flood Statement 2, NWS Honolulu, HI
NWS Honolulu, HI issued this coastal flood statement at Dec 5, 2021, 3:35 PM HST for 4 counties in Hawaii. It took effect at Dec 6, 2021, 2:00 AM HST. It was in force for 32 hr.
The area
The counties it named.
The facts
- Issued
- Dec 5, 2021, 3:35 PM HST (01:35 UTC)
- In effect from
- Dec 6, 2021, 2:00 AM HST
- Expired
- Dec 7, 2021, 9:56 AM HST
- In force
- 32 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 01:38 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, 1.6 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
- 185 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 995 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.4
The text
As transmitted.
674 WHHW40 PHFO 060135 CFWHFO Coastal Hazard Message National Weather Service Honolulu HI 335 PM HST Sun Dec 5 2021 ...HIGH SURF WARNING FOR NORTH FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI MAUI AND BIG ISLAND... ...HIGH SURF WARNING FOR WEST FACING SHORES OF THE BIG ISLAND... ...HIGH SURF ADVISORY FOR WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND MAUI... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .A large, though declining, north swell will continue to produce large surf overnight. The large swell combined with high astronomical tides may produce elevated runup along north facing shores in the predawn hours. HIZ001-007-009-017-026-029-035-037-039-045-047-053-054-061445- /O.NEW.PHFO.CF.S.0002.211206T1200Z-211206T2000Z/ /O.CON.PHFO.SU.W.0007.000000T0000Z-211206T1600Z/ Niihau-Oahu North Shore-Olomana-Maui Windward West-Kohala- Kauai North-Koolau Windward-Molokai Windward-Molokai North- Maui Central Valley North-Windward Haleakala-Big Island East- Big Island North- 335 PM HST Sun Dec 5 2021 ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 AM HST MONDAY... * WHAT...Surf of 20 to 28 feet along north facing shores of Niihau, Kauai, Oahu, Molokai, and Maui, and 15 to 25 feet along the north facing shores of the Big Island. Surf of 8 to 12 feet along the west facing shore of the Big island north of Kua Bay. For the Coastal Flood Statement, isolated minor coastal flooding expected around high tide late tonight and early Monday morning. * WHERE...Portions of Kauai, Maui, Molokai, Niihau, Oahu and the Big Island. * WHEN...For the High Surf Warning, until 6 AM HST Monday. For the Coastal Flood Statement, from 2 AM HST Monday through Monday morning. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. 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. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$ HIZ003-006-018-040-061445- /O.NEW.PHFO.CF.S.0002.211206T1200Z-211206T2000Z/ /O.CON.PHFO.SU.Y.0031.000000T0000Z-211206T1600Z/ Kauai Southwest-Waianae Coast-Maui Leeward West-Molokai West- 335 PM HST Sun Dec 5 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 AM HST MONDAY... * WHAT...Surf of 8 to 12 feet along west facing shores. For the Coastal Flood Statement, isolated minor coastal flooding expected around high tide late tonight and early Monday morning. * WHERE...Along west facing shores of Niihau, Kauai, Oahu, Molokai, and Maui. * WHEN...For the High Surf Advisory, until 6 AM HST Monday. For the Coastal Flood Statement, from 2 AM HST Monday through Monday morning. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. Moderate. Expect strong breaking waves, shore break, and strong longshore and rip currents making swimming difficult and dangerous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Beachgoers, swimmers, and surfers should heed all advice given by ocean safety officials and exercise caution. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$ HIZ016-023-030>034-038-041>044-046-048>052-061445- /O.NEW.PHFO.CF.S.0002.211206T1200Z-211206T2000Z/ Kahoolawe-Kona-Kauai East-Kauai South-East Honolulu- Honolulu Metro-Ewa Plain-Molokai Southeast-Molokai Leeward South- Lanai Windward-Lanai Leeward-Lanai South- Maui Central Valley South-Kipahulu-South Maui/Upcountry- South Haleakala-Big Island South-Big Island Southeast- 335 PM HST Sun Dec 5 2021 * WHAT...Isolated minor coastal flooding expected around high tide late tonight and early Monday morning. * WHERE...Portions of Kahoolawe, Kauai, Lanai, Maui, Molokai, Oahu and the Big Island Hawaii. * WHEN...From 2 AM HST Monday through Monday morning. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watchout for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$ Wroe
5 follow-up statements
913 WHHW40 PHFO 061337 CFWHFO Coastal Hazard Message National Weather Service Honolulu HI 337 AM HST Mon Dec 6 2021 ...HIGH SURF ADVISORY FOR NORTH FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI MAUI AND BIG ISLAND... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .A recently large, though declining, north swell will continue to produce large surf. The large swell combined with high astronomical tides may produce elevated runup along north facing shores through the day. Strong southerly winds within and near recently strong convergent overnight rain bands developing far east of a kona low northwest of Kauai have produced periods of rough, short period chop that will be impacting south facing shores today. During times of morning high tides, there is the potential for the nuisance flooding of low lying areas and local area roadways. HIZ001-007-009-017-026-029-035-037-039-045-047-053-054-070245- /O.CAN.PHFO.SU.W.0007.000000T0000Z-211206T1600Z/ /O.NEW.PHFO.SU.Y.0032.211206T1337Z-211207T0400Z/ /O.EXT.PHFO.CF.S.0002.000000T0000Z-211207T0000Z/ Niihau-Oahu North Shore-Olomana-Maui Windward West-Kohala- Kauai North-Koolau Windward-Molokai Windward-Molokai North- Maui Central Valley North-Windward Haleakala-Big Island East- Big Island North- 337 AM HST Mon Dec 6 2021 ...HIGH SURF ADVISORY IN EFFECT UNTIL 6 PM HST THIS EVENING... ...HIGH SURF WARNING IS CANCELLED... * WHAT...Large breaking waves of 15 to 20 feet. Isolated minor coastal flooding during high tide times. * WHERE...North facing shore of Kauai, Maui, Molokai, Niihau, Oahu and Big Island. * WHEN...For the High Surf Advisory, until 6 PM HST this evening. For the Coastal Flood Statement, until 2 PM HST this afternoon. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. Moderate. Expect strong breaking waves, shore break, and strong longshore and rip currents making swimming difficult and dangerous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. Beachgoers, swimmers, and surfers should heed all advice given by ocean safety officials and exercise caution. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$ HIZ003-006-018-040-070000- /O.CAN.PHFO.SU.Y.0031.000000T0000Z-211206T1600Z/ /O.EXT.PHFO.CF.S.0002.000000T0000Z-211207T0000Z/ Kauai Southwest-Waianae Coast-Maui Leeward West-Molokai West- 337 AM HST Mon Dec 6 2021 ...HIGH SURF ADVISORY IS CANCELLED... * WHAT...Surf has fallen below 12 feet along west facing shores. * WHERE...West facing shores. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$ HIZ016-023-030>034-038-041>044-046-048>052-070000- /O.EXT.PHFO.CF.S.0002.000000T0000Z-211207T0000Z/ Kahoolawe-Kona-Kauai East-Kauai South-East Honolulu- Honolulu Metro-Ewa Plain-Molokai Southeast-Molokai Leeward South- Lanai Windward-Lanai Leeward-Lanai South- Maui Central Valley South-Kipahulu-South Maui/Upcountry- South Haleakala-Big Island South-Big Island Southeast- 337 AM HST Mon Dec 6 2021 * WHAT...Isolated minor coastal flooding expected around high tide late this morning. * WHERE...Low lying coastal areas of Kahoolawe, Kauai, Lanai, Maui, Molokai, Oahu and Big Island. * WHEN...Until 2 PM HST this afternoon. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$
304 WHHW40 PHFO 061951 CFWHFO Coastal Hazard Message National Weather Service Honolulu HI 951 AM HST Mon Dec 6 2021 ...HIGH SURF ADVISORY FOR NORTH FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI MAUI AND BIG ISLAND... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .A declining north swell will continue to produce large surf along north facing shores. Strong southerly winds generating rough, short period chop along south facing shores coinciding with astronomical high tides during the pre dawn hours will increase the potential for the nuisance flooding of low lying areas and local area roadways. HIZ001-007-009-017-026-029-035-037-039-045-047-053-054-070900- /O.EXT.PHFO.CF.S.0002.000000T0000Z-211207T2000Z/ /O.CON.PHFO.SU.Y.0032.000000T0000Z-211207T0400Z/ Niihau-Oahu North Shore-Olomana-Maui Windward West-Kohala- Kauai North-Koolau Windward-Molokai Windward-Molokai North- Maui Central Valley North-Windward Haleakala-Big Island East- Big Island North- 951 AM HST Mon Dec 6 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS EVENING... * WHAT...Large breaking waves of 14 to 18 feet. * WHERE...North facing shore of Kauai, Maui, Molokai, Niihau, Oahu and Big Island. * WHEN...For the High Surf Advisory, until 6 PM HST this evening. For the, through Tuesday morning. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. Moderate. Expect strong breaking waves, shore break, and strong longshore and rip currents making swimming difficult and dangerous. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watchout for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. Beachgoers, swimmers, and surfers should heed all advice given by ocean safety officials and exercise caution. && $$ HIZ003-006-016-018-023-030>034-038-040>044-046-048>052-070900- /O.EXT.PHFO.CF.S.0002.000000T0000Z-211207T2000Z/ Kauai Southwest-Waianae Coast-Kahoolawe-Maui Leeward West-Kona- Kauai East-Kauai South-East Honolulu-Honolulu Metro-Ewa Plain- Molokai Southeast-Molokai West-Molokai Leeward South- Lanai Windward-Lanai Leeward-Lanai South- Maui Central Valley South-Kipahulu-South Maui/Upcountry- South Haleakala-Big Island South-Big Island Southeast- 951 AM HST Mon Dec 6 2021 * WHAT...Isolated minor coastal flooding expected. * WHERE...Low lying coastal areas of Kahoolawe, Kauai, Lanai, Maui, Molokai, Oahu and Big Island. * WHEN...During pre dawn hours Tuesday morning. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watchout for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org && $$
492 WHHW40 PHFO 070130 CFWHFO Coastal Hazard Message National Weather Service Honolulu HI 330 PM HST Mon Dec 6 2021 ...HIGH SURF ADVISORY CANCELLED FOR NORTH FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI MAUI AND BIG ISLAND... ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... .Surf has subsided below advisory level along north facing shores. Strong southerly winds generating rough, short period chop along south facing shores coinciding with astronomical high tides during the pre dawn hours will increase the potential for the nuisance flooding of low lying areas and local area roadways. HIZ001-007-009-017-026-029-035-037-039-045-047-053-054-071430- /O.CAN.PHFO.SU.Y.0032.000000T0000Z-211207T0400Z/ /O.CON.PHFO.CF.S.0002.000000T0000Z-211207T2000Z/ Niihau-Oahu North Shore-Olomana-Maui Windward West-Kohala- Kauai North-Koolau Windward-Molokai Windward-Molokai North- Maui Central Valley North-Windward Haleakala-Big Island East- Big Island North- 330 PM HST Mon Dec 6 2021 ...HIGH SURF ADVISORY IS CANCELLED... Surf has subsided below advisory level along north facing shores. * WHAT...Isolated minor coastal flooding expected. * WHERE...Low lying coastal areas of Kahoolawe, Kauai, Lanai, Maui, Molokai, Oahu and Big Island. * WHEN...During pre dawn hours Tuesday morning. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watchout for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$ HIZ003-006-016-018-023-030>034-038-040>044-046-048>052-071430- /O.CON.PHFO.CF.S.0002.000000T0000Z-211207T2000Z/ Kauai Southwest-Waianae Coast-Kahoolawe-Maui Leeward West-Kona- Kauai East-Kauai South-East Honolulu-Honolulu Metro-Ewa Plain- Molokai Southeast-Molokai West-Molokai Leeward South- Lanai Windward-Lanai Leeward-Lanai South- Maui Central Valley South-Kipahulu-South Maui/Upcountry- South Haleakala-Big Island South-Big Island Southeast- 330 PM HST Mon Dec 6 2021 * WHAT...Isolated minor coastal flooding expected. * WHERE...Low lying coastal areas of Kahoolawe, Kauai, Lanai, Maui, Molokai, Oahu and Big Island. * WHEN...During pre dawn hours Tuesday morning. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion, and saltwater inundation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watchout for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$
221 WHHW40 PHFO 071350 CFWHFO Coastal Hazard Message National Weather Service Honolulu HI 350 AM HST Tue Dec 7 2021 ...COASTAL FLOOD STATEMENT IN EFFECT FOR ALL HAWAIIAN ISLANDS... Rough, short period chop along many shores coinciding with astronomical high tides will increase the potential for nuisance flooding of low lying areas and local area roadways this morning. HIZ001-003-006-007-009-016>018-023-026-029>035-037>054-072000- /O.CON.PHFO.CF.S.0002.000000T0000Z-211207T2000Z/ Niihau-Kauai Southwest-Waianae Coast-Oahu North Shore-Olomana- Kahoolawe-Maui Windward West-Maui Leeward West-Kona-Kohala- Kauai North-Kauai East-Kauai South-East Honolulu-Honolulu Metro- Ewa Plain-Koolau Windward-Molokai Windward-Molokai Southeast- Molokai North-Molokai West-Molokai Leeward South-Lanai Windward- Lanai Leeward-Lanai South-Maui Central Valley North- Maui Central Valley South-Windward Haleakala-Kipahulu- South Maui/Upcountry-South Haleakala-Big Island South- Big Island Southeast-Big Island East-Big Island North- 350 AM HST Tue Dec 7 2021 * WHAT...Isolated minor coastal flooding. * WHERE...Low lying coastal areas of Kahoolawe, Kauai, Lanai, Maui, Molokai, Oahu and Big Island. * WHEN...During pre dawn hours. * IMPACTS...Flooding of beaches that are normally dry, minor coastal erosion and saltwater inundation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid driving through flooded roadways. If you are forced to drive through salt water, be sure to rinse your vehicle with fresh water. Move electronics, vehicles or other valuables to higher ground. Monitor vessels to ensure mooring lines don't get too tight and watch out for overwash around boat ramps. Secure canoes or other watercraft stowed on beaches. && Submit your coastal flooding photos to the University of Hawaii Sea Grant College Program's Hawaii and Pacific Islands King Tides Project at: PacificIslandsKingTides.org $$
099 WHHW40 PHFO 071956 CFWHFO Coastal Hazard Message National Weather Service Honolulu HI 956 AM HST Tue Dec 7 2021 ...THE THREAT OF COASTAL FLOODING IS DIMINISHING... .Astronomical high tides will decrease over the next couple of days with the threat of widespread coastal flooding diminished. HIZ001-003-006-007-009-016>018-023-026-029>035-037>054-072100- /O.CAN.PHFO.CF.S.0002.000000T0000Z-211207T2000Z/ Niihau-Kauai Southwest-Waianae Coast-Oahu North Shore-Olomana- Kahoolawe-Maui Windward West-Maui Leeward West-Kona-Kohala- Kauai North-Kauai East-Kauai South-East Honolulu-Honolulu Metro- Ewa Plain-Koolau Windward-Molokai Windward-Molokai Southeast- Molokai North-Molokai West-Molokai Leeward South-Lanai Windward- Lanai Leeward-Lanai South-Maui Central Valley North- Maui Central Valley South-Windward Haleakala-Kipahulu- South Maui/Upcountry-South Haleakala-Big Island South- Big Island Southeast-Big Island East-Big Island North- 956 AM HST Tue Dec 7 2021 * WHERE...Portions of Kahoolawe, Kauai, Lanai, Maui, Molokai, Niihau, Oahu and the Big Island Hawaii. $$
The office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 5, 2:30 PM HST | Areal Flood Advisory | HFO | Hawaii | 86 min |
| Dec 5, 3:18 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Dec 5, 3:56 PM HST | Flash Flood Warning | HFO | Hawaii | 5 hr |
| Dec 5, 4:27 PM HST | Flash Flood Warning | HFO | Kalawao | 5 hr |
| Dec 5, 5:33 PM HST | Areal Flood Advisory | HFO | Kalawao | 6 hr |
| Dec 5, 6:22 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Dec 5, 8:02 PM HST | Gale Warning | HFO | 7 hr | |
| Dec 5, 8:02 PM HST | Small Craft Advisory | HFO | 10 days | |
| Dec 5, 9:16 PM HST | Flash Flood Warning | HFO | Kalawao | 12 hr |
| Dec 5, 9:20 PM HST | Flash Flood Warning | HFO | Kalawao | 11 hr |
| Dec 6, 12:37 AM HST | Areal Flood Advisory | HFO | Hawaii | 11 hr |
| Dec 6, 3:24 AM HST | Winter Weather Advisory | HFO | Hawaii | 12 hr |
| Dec 6, 3:26 AM HST | Gale Warning | HFO | 12 hr | |
| Dec 6, 3:37 AM HST | High Surf Advisory | HFO | Hawaii, Honolulu, Kauai, Kalawao | 12 hr |
| Dec 6, 5:54 AM HST | Special Marine Warning | HFO | 2 hr | |
| Dec 6, 7:09 AM HST | Special Marine Warning | HFO | 51 min | |
| Dec 6, 7:39 AM HST | Special Weather Statement | HFO | Hawaii | 51 min |
| Dec 6, 7:40 AM HST | Areal Flood Advisory | HFO | Honolulu | 6 hr |
| Dec 6, 7:57 AM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| Dec 6, 11:30 AM HST | Flash Flood Warning | HFO | Hawaii | 2 hr |
| Dec 6, 12:26 PM HST | Special Marine Warning | HFO | 64 min | |
| Dec 6, 1:12 PM HST | Special Weather Statement | HFO | Honolulu | 63 min |
| Dec 6, 1:16 PM HST | Flash Flood Warning | HFO | Honolulu | 15 hr |
| Dec 6, 1:20 PM HST | Special Marine Warning | HFO | 55 min | |
| Dec 6, 1:43 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
Nearby
Coastal Flood Statements in Hawaii, 2021Every coastal flood statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.