Alert archive / Hawaii

Weather alerts in Hawaii, 2020

454 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in 2020. Tap one for its archive.

Alerts
454
Warnings
130
Watches
26
Advisories
285
Busiest month
March152 alerts
Busiest day
March 17, 202026 alerts

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Hawaii-Aleutian Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Dec 31, 3:34 PM HSTWind AdvisoryHFOHawaii12 hr
Jan 1, 3:30 AM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao24 hr
Jan 2, 3:48 AM HSTSmall Craft AdvisoryHFO14 days
Jan 4, 3:13 AM HSTGale WatchHFO36 hr
Jan 5, 9:17 AM HSTWind AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao6 days
Jan 5, 3:35 PM HSTGale WarningHFO5 days
Jan 5, 7:09 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao3 days
Jan 6, 1:03 PM HSTHigh Wind WarningHFOHawaii27 hr
Jan 7, 3:43 PM HSTFlash Flood WatchHFOHawaii, Honolulu, Kauai, Kalawao6 days
Jan 9, 3:43 AM HSTHigh Surf WarningHFOHonolulu, Kalawao60 hr
Jan 9, 3:39 PM HSTWinter Weather AdvisoryHFOHawaii47 hr
Jan 10, 3:44 AM HSTSevere Thunderstorm WatchSPCHonolulu, Kauai67 days
Jan 10, 7:36 AM HSTAreal Flood AdvisoryHFOHawaii18 hr
Jan 10, 8:52 AM HSTAreal Flood AdvisoryHFOKalawao15 hr
Jan 10, 11:30 AM HSTSevere Thunderstorm WatchSPCKauai68 days
Jan 10, 11:02 PM HSTAreal Flood AdvisoryHFOHonolulu9 hr
Jan 10, 11:10 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Jan 11, 12:43 AM HSTAreal Flood AdvisoryHFOKauai3 hr
Jan 11, 1:19 AM HSTAreal Flood AdvisoryHFOHawaii3 hr
Jan 11, 1:59 AM HSTAreal Flood AdvisoryHFOKalawao6 hr
Jan 11, 4:03 AM HSTAreal Flood AdvisoryHFOHawaii3 hr
Jan 11, 6:52 AM HSTAreal Flood AdvisoryHFOHawaii15 hr
Jan 11, 8:02 AM HSTAreal Flood AdvisoryHFOKalawao6 hr
Jan 11, 9:50 AM HSTGale WatchHFO17 hr
Jan 11, 1:58 PM HSTAreal Flood AdvisoryHFOKauai6 hr
Jan 11, 2:52 PM HSTWinter Storm WarningHFOHawaii37 hr
Jan 11, 3:29 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao5 days
Jan 11, 6:30 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Jan 11, 7:35 PM HSTFlash Flood WarningHFOHawaii21 hr
Jan 12, 1:04 AM HSTAreal Flood AdvisoryHFOKalawao3 hr
Jan 12, 3:18 AM HSTGale WarningHFO54 hr
Jan 12, 3:45 AM HSTFlash Flood WarningHFOKalawao5 hr
Jan 12, 3:15 PM HSTAreal Flood AdvisoryHFOKalawao2 hr
Jan 12, 4:26 PM HSTFlash Flood WarningHFOHawaii3 hr
Jan 12, 4:55 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Jan 16, 3:38 PM HSTSmall Craft AdvisoryHFO5 days
Jan 17, 3:48 AM HSTAreal Flood AdvisoryHFOKalawao104 min
Jan 17, 3:26 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao12 hr
Jan 19, 3:01 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao25 hr
Jan 21, 3:41 PM HSTSmall Craft AdvisoryHFO60 hr
Jan 21, 3:47 PM HSTHigh Surf WarningHFOHawaii, Honolulu, Kauai, Kalawao47 hr
Jan 23, 2:58 PM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao13 hr
Jan 24, 4:01 PM HSTSmall Craft AdvisoryHFO3 days
Jan 24, 4:05 PM HSTHigh Surf WarningHFOHonolulu, Kauai, Kalawao47 hr
Jan 25, 4:16 AM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao71 hr
Jan 28, 3:33 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao4 days
Jan 28, 3:34 PM HSTSmall Craft AdvisoryHFO24 hr
Jan 30, 3:38 PM HSTSmall Craft AdvisoryHFO4 days
Feb 5, 3:29 AM HSTHigh Wind WatchHFOHawaii24 hr
Feb 5, 3:42 AM HSTSmall Craft AdvisoryHFO12 days
Feb 5, 7:56 AM HSTAreal Flood AdvisoryHFOKauai84 min
Feb 5, 3:17 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao4 days
Feb 5, 3:21 PM HSTWinter Weather AdvisoryHFOHawaii30 hr
Feb 5, 8:05 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Feb 5, 11:18 PM HSTAreal Flood AdvisoryHFOKalawao2 hr
Feb 6, 12:41 AM HSTFlash Flood WarningHFOKauai6 hr
Feb 6, 3:34 AM HSTHigh Wind WarningHFOHawaii, Kalawao5 days
Feb 6, 5:20 AM HSTFlash Flood WarningHFOKauai9 hr
Feb 6, 7:20 AM HSTAreal Flood AdvisoryHFOHonolulu6 hr
Feb 6, 11:03 AM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Feb 6, 5:30 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Feb 6, 6:26 PM HSTAreal Flood AdvisoryHFOKalawao6 hr
Feb 6, 8:25 PM HSTAreal Flood AdvisoryHFOKalawao2 hr
Feb 6, 9:12 PM HSTWinter Storm WarningHFOHawaii, Kalawao15 hr
Feb 7, 12:15 AM HSTAreal Flood AdvisoryHFOKalawao3 hr
Feb 7, 9:29 PM HSTAreal Flood AdvisoryHFOKauai3 hr
Feb 8, 3:38 AM HSTGale WatchHFO36 hr
Feb 9, 3:25 AM HSTHigh Wind WatchHFOKalawao12 hr
Feb 9, 3:25 AM HSTWind AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao36 hr
Feb 9, 3:35 PM HSTGale WarningHFO24 hr
Feb 9, 3:35 PM HSTHigh Surf WarningHFOHawaii, Honolulu, Kauai, Kalawao42 hr
Feb 9, 3:41 PM HSTWinter Weather AdvisoryHFOHawaii, Kalawao66 hr
Feb 9, 8:15 PM HSTSpecial Marine WarningHFO2 hr
Feb 9, 9:46 PM HSTSpecial Weather StatementHFOKalawao89 min
Feb 9, 9:49 PM HSTSpecial Weather StatementHFOKalawao86 min
Feb 9, 10:12 PM HSTSpecial Marine WarningHFO2 hr
Feb 10, 12:18 AM HSTSpecial Marine WarningHFO117 min
Feb 10, 2:20 AM HSTSpecial Marine WarningHFO115 min
Feb 10, 2:24 AM HSTAreal Flood AdvisoryHFOHawaii3 hr
Feb 10, 3:59 AM HSTHigh Surf AdvisoryHFOHawaii5 hr
Feb 10, 5:56 AM HSTAreal Flood AdvisoryHFOHonolulu11 hr
Feb 10, 6:01 AM HSTAreal Flood AdvisoryHFOKauai3 hr
Feb 10, 6:52 AM HSTAreal Flood AdvisoryHFOHawaii3 hr
Feb 10, 10:04 AM HSTAreal Flood AdvisoryHFOKalawao6 hr
Feb 10, 11:55 AM HSTAreal Flood AdvisoryHFOKalawao5 hr
Feb 10, 12:03 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Feb 10, 2:55 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Feb 10, 2:59 PM HSTAreal Flood AdvisoryHFOHawaii6 hr
Feb 10, 5:00 PM HSTSpecial Marine WarningHFO32 min
Feb 10, 5:17 PM HSTSpecial Weather StatementHFOHawaii58 min
Feb 10, 8:35 PM HSTSpecial Marine WarningHFO39 min
Feb 11, 3:27 AM HSTWind AdvisoryHFOHawaii12 hr
Feb 11, 9:27 AM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao18 hr
Feb 12, 3:36 PM HSTWind AdvisoryHFOHawaii, Kalawao36 hr
Feb 12, 3:44 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao36 hr
Feb 17, 3:33 PM HSTSmall Craft AdvisoryHFO6 days
Feb 18, 3:44 AM HSTWind AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao72 hr
Feb 18, 9:30 AM HSTGale WatchHFO6 hr
Feb 18, 3:30 PM HSTGale WarningHFO48 hr
Feb 19, 3:21 AM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao60 hr
Feb 24, 3:32 PM HSTSmall Craft AdvisoryHFO8 days
Feb 24, 3:32 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao48 hr
Feb 25, 3:45 PM HSTHigh Surf WarningHFOHonolulu, Kauai, Kalawao12 hr
Feb 27, 3:12 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao6 days
Feb 27, 3:13 PM HSTWind AdvisoryHFOHawaii12 hr
Feb 28, 2:36 PM HSTWinter Storm WatchHFOHawaii, Kalawao17 hr
Feb 28, 6:31 PM HSTWind AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao57 hr
Feb 29, 7:07 AM HSTWinter Weather AdvisoryHFOHawaii, Kalawao44 hr
Feb 29, 8:09 PM HSTSpecial Marine WarningHFO2 hr
Feb 29, 9:35 PM HSTSpecial Marine WarningHFO115 min
Feb 29, 10:15 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 1, 1:53 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Mar 2, 2:43 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 2, 6:23 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Mar 2, 6:55 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 2, 9:47 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 2, 10:25 PM HSTAreal Flood AdvisoryHFOHawaii6 hr
Mar 2, 11:02 PM HSTFlash Flood WarningHFOKalawao3 hr
Mar 3, 1:29 AM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Mar 3, 3:58 AM HSTAreal Flood AdvisoryHFOHawaii9 hr
Mar 3, 8:17 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Mar 4, 1:04 AM HSTAreal Flood AdvisoryHFOKalawao2 hr
Mar 4, 2:32 PM HSTAreal Flood AdvisoryHFOHonolulu67 min
Mar 5, 3:32 AM HSTGale WatchHFO24 hr
Mar 5, 3:32 AM HSTSmall Craft AdvisoryHFO4 days
Mar 5, 3:26 PM HSTAreal Flood AdvisoryHFOHawaii6 hr
Mar 5, 3:37 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao3 days
Mar 6, 3:28 AM HSTGale WarningHFO48 hr
Mar 6, 2:20 PM HSTWind AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao54 hr
Mar 6, 4:52 PM HSTHigh Wind WarningHFOHawaii, Kalawao23 hr
Mar 7, 3:21 PM HSTSmall Craft AdvisoryHFO36 hr
Mar 8, 3:31 AM HSTSmall Craft AdvisoryHFO24 hr
Mar 9, 3:16 AM HSTSmall Craft AdvisoryHFO13 hr
Mar 10, 3:19 PM HSTWind AdvisoryHFOHawaii36 hr
Mar 11, 3:17 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao60 hr
Mar 12, 3:09 AM HSTHigh Wind WarningHFOHawaii43 hr
Mar 12, 3:25 AM HSTSmall Craft AdvisoryHFO48 hr
Mar 13, 3:34 PM HSTFlash Flood WatchHFOHawaii, Honolulu, Kauai, Kalawao6 days
Mar 14, 3:10 AM HSTHigh Wind WarningHFOHawaii12 hr
Mar 14, 9:12 AM HSTSpecial Marine WarningHFO63 min
Mar 14, 9:32 AM HSTSpecial Weather StatementHFOHawaii28 min
Mar 14, 10:00 AM HSTAreal Flood AdvisoryHFOHawaii86 min
Mar 14, 11:12 AM HSTSpecial Marine WarningHFO63 min
Mar 14, 12:10 PM HSTSpecial Marine WarningHFO37 min
Mar 14, 5:19 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 14, 5:35 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 15, 11:52 AM HSTAreal Flood AdvisoryHFOKalawao101 min
Mar 15, 12:08 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Mar 15, 1:17 PM HSTFlash Flood WarningHFOHonolulu3 hr
Mar 15, 3:25 PM HSTSmall Craft AdvisoryHFO4 days
Mar 15, 4:06 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Mar 15, 4:34 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Mar 15, 7:12 PM HSTAreal Flood AdvisoryHFOKalawao2 hr
Mar 16, 3:22 AM HSTHigh Surf AdvisoryHFOKauai36 hr
Mar 16, 4:37 AM HSTAreal Flood AdvisoryHFOKauai9 hr
Mar 16, 5:24 AM HSTSpecial Weather StatementHFOKauai111 min
Mar 16, 5:33 AM HSTSpecial Marine WarningHFO117 min
Mar 16, 7:35 AM HSTSpecial Marine WarningHFO115 min
Mar 16, 10:37 AM HSTSpecial Marine WarningHFO113 min
Mar 16, 10:40 AM HSTAreal Flood AdvisoryHFOHonolulu100 min
Mar 16, 11:49 AM HSTFlash Flood WarningHFOKauai6 hr
Mar 16, 12:24 PM HSTSpecial Marine WarningHFO111 min
Mar 16, 12:24 PM HSTSpecial Weather StatementHFOKauai21 min
Mar 16, 2:54 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Mar 16, 6:43 PM HSTSpecial Marine WarningHFO2 hr
Mar 16, 8:09 PM HSTSpecial Weather StatementHFOKauai51 min
Mar 16, 8:30 PM HSTAreal Flood AdvisoryHFOKauai3 hr
Mar 16, 8:36 PM HSTSpecial Marine WarningHFO114 min
Mar 16, 9:08 PM HSTSevere Thunderstorm WarningHFOKauai42 min
Mar 16, 9:44 PM HSTFlash Flood WarningHFOKauai18 hr
Mar 16, 10:26 PM HSTSpecial Marine WarningHFO2 hr
Mar 17, 12:23 AM HSTSpecial Marine WarningHFO2 hr
Mar 17, 1:22 AM HSTTornado WarningHFOKauai23 min
Mar 17, 2:23 AM HSTSpecial Marine WarningHFO2 hr
Mar 17, 2:30 AM HSTAreal Flood AdvisoryHFOKauai6 hr
Mar 17, 4:23 AM HSTSpecial Marine WarningHFO2 hr
Mar 17, 5:14 AM HSTSevere Thunderstorm WarningHFOKauai46 min
Mar 17, 5:49 AM HSTTornado WarningHFOKauai26 min
Mar 17, 6:29 AM HSTSpecial Marine WarningHFO2 hr
Mar 17, 8:29 AM HSTSpecial Marine WarningHFO2 hr
Mar 17, 8:59 AM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Mar 17, 10:08 AM HSTFlash Flood WarningHFOHonolulu3 hr
Mar 17, 10:20 AM HSTSpecial Weather StatementHFOHonolulu25 min
Mar 17, 10:34 AM HSTSpecial Marine WarningHFO116 min
Mar 17, 11:05 AM HSTSevere Thunderstorm WatchSPCKalawao6 hr
Mar 17, 11:12 AM HSTSpecial Weather StatementHFO33 min
Mar 17, 11:51 AM HSTSpecial Weather StatementHFO24 min
Mar 17, 11:55 AM HSTSpecial Marine WarningHFO110 min
Mar 17, 1:33 PM HSTAreal Flood AdvisoryHFOKalawao112 min
Mar 17, 2:03 PM HSTAreal Flood AdvisoryHFOKalawao81 min
Mar 17, 2:25 PM HSTAreal Flood AdvisoryHFOKalawao6 hr
Mar 17, 2:41 PM HSTSpecial Weather StatementHFOKalawao34 min
Mar 17, 3:56 PM HSTSpecial Marine WarningHFO64 min
Mar 17, 4:33 PM HSTSpecial Marine WarningHFO42 min
Mar 17, 5:41 PM HSTSpecial Marine WarningHFO64 min
Mar 17, 6:34 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Mar 17, 7:52 PM HSTWinter Weather AdvisoryHFOHawaii20 hr
Mar 17, 7:55 PM HSTAreal Flood AdvisoryHFOHawaii6 hr
Mar 17, 11:26 PM HSTFlash Flood WarningHFOHawaii3 hr
Mar 18, 1:32 AM HSTFlash Flood WarningHFOHawaii5 hr
Mar 18, 4:22 AM HSTWind AdvisoryHFOHawaii11 hr
Mar 18, 8:07 AM HSTSpecial Marine WarningHFO83 min
Mar 18, 9:11 AM HSTSevere Thunderstorm WatchSPCKauai5 hr
Mar 18, 9:13 AM HSTSpecial Marine WarningHFO107 min
Mar 18, 9:53 AM HSTSevere Thunderstorm WarningHFOKauai22 min
Mar 18, 10:05 AM HSTSpecial Marine WarningHFO115 min
Mar 18, 10:35 AM HSTSpecial Weather StatementHFOKauai25 min
Mar 18, 10:49 AM HSTSevere Thunderstorm WarningHFOKauai26 min
Mar 18, 11:09 AM HSTSevere Thunderstorm WarningHFOKauai21 min
Mar 18, 11:13 AM HSTSpecial Marine WarningHFO78 min
Mar 18, 11:20 AM HSTAreal Flood AdvisoryHFOKauai86 min
Mar 18, 11:26 AM HSTSevere Thunderstorm WarningHFOKauai34 min
Mar 18, 1:18 PM HSTSpecial Marine WarningHFO87 min
Mar 18, 2:39 PM HSTSpecial Marine WarningHFO66 min
Mar 18, 3:12 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Mar 18, 3:35 PM HSTAreal Flood AdvisoryHFOKauai99 min
Mar 18, 3:40 PM HSTSpecial Marine WarningHFO65 min
Mar 18, 3:58 PM HSTFlash Flood WarningHFOHonolulu2 hr
Mar 18, 4:40 PM HSTSpecial Marine WarningHFO50 min
Mar 18, 4:43 PM HSTSpecial Marine WarningHFO44 min
Mar 18, 5:26 PM HSTSpecial Marine WarningHFO49 min
Mar 18, 6:09 PM HSTSpecial Marine WarningHFO2 hr
Mar 18, 7:11 PM HSTSpecial Weather StatementHFO64 min
Mar 18, 7:51 PM HSTSpecial Marine WarningHFO97 min
Mar 20, 3:23 AM HSTSmall Craft AdvisoryHFO24 hr
Mar 20, 3:30 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai12 hr
Mar 21, 4:51 AM HSTSmall Craft AdvisoryHFO9 days
Mar 21, 4:43 PM HSTAreal Flood AdvisoryHFOKauai3 hr
Mar 22, 3:17 PM HSTWind AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao4 days
Mar 23, 3:31 PM HSTGale WarningHFO3 days
Mar 23, 3:31 PM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao6 days
Mar 24, 4:59 PM HSTTsunami WatchHEBHawaii, Honolulu, Kauai, Kalawao54 min
Mar 27, 3:23 PM HSTFlash Flood WatchHFOHonolulu, Kauai48 hr
Mar 27, 6:50 PM HSTAreal Flood AdvisoryHFOHonolulu6 hr
Mar 27, 10:59 PM HSTSpecial Marine WarningHFO2 hr
Mar 27, 11:49 PM HSTFlash Flood WarningHFOHonolulu3 hr
Mar 28, 12:01 AM HSTAreal Flood AdvisoryHFOKauai3 hr
Mar 28, 12:28 AM HSTFlash Flood WarningHFOKauai3 hr
Mar 28, 12:36 AM HSTSpecial Marine WarningHFO114 min
Mar 28, 1:00 AM HSTFlash Flood Warning Considerable damage threatHFOKauai3 hr
Mar 28, 1:31 AM HSTSpecial Marine WarningHFO119 min
Mar 28, 2:23 AM HSTFlash Flood WarningHFOHonolulu3 hr
Mar 28, 2:25 AM HSTSpecial Marine WarningHFO65 min
Mar 28, 2:34 AM HSTSevere Thunderstorm WarningHFOKauai56 min
Mar 28, 2:57 AM HSTFlash Flood Warning Considerable damage threatHFOKauai3 hr
Mar 28, 3:21 AM HSTSpecial Marine WarningHFO114 min
Mar 28, 3:28 AM HSTFlash Flood Warning EmergencyCatastrophic damage threatHFOKauai3 hr
Mar 28, 3:44 AM HSTFlash Flood WarningHFOHonolulu2 hr
Mar 28, 4:53 AM HSTSpecial Marine WarningHFO2 hr
Mar 28, 6:29 AM HSTFlash Flood Warning EmergencyCatastrophic damage threatHFOKauai6 hr
Mar 28, 6:43 AM HSTSpecial Marine WarningHFO2 hr
Mar 28, 8:34 AM HSTSpecial Marine WarningHFO116 min
Mar 28, 9:13 AM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Mar 28, 10:21 AM HSTSpecial Marine WarningHFO78 min
Mar 28, 4:13 PM HSTAreal Flood AdvisoryHFOHonolulu94 min
Mar 29, 3:57 AM HSTAreal Flood AdvisoryHFOKauai3 hr
Mar 29, 10:09 AM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Mar 29, 10:20 AM HSTFlash Flood WarningHFOHonolulu102 min
Mar 29, 10:24 AM HSTAreal Flood AdvisoryHFOKalawao99 min
Mar 29, 1:18 PM HSTAreal Flood AdvisoryHFOHawaii6 hr
Mar 31, 2:26 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Mar 31, 2:32 PM HSTAreal Flood AdvisoryHFOHonolulu2 hr
Apr 1, 1:20 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Apr 1, 1:38 PM HSTAreal Flood AdvisoryHFOHonolulu93 min
Apr 1, 4:16 PM HSTAreal Flood AdvisoryHFOHawaii67 min
Apr 4, 7:33 PM HSTAreal Flood AdvisoryHFOHawaii9 hr
Apr 5, 3:09 PM HSTAreal Flood AdvisoryHFOKalawao2 hr
Apr 5, 6:03 PM HSTAreal Flood AdvisoryHFOHonolulu2 hr
Apr 5, 6:17 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Apr 6, 1:46 AM HSTAreal Flood AdvisoryHFOKalawao3 hr
Apr 6, 4:15 AM HSTAreal Flood AdvisoryHFOKauai75 min
Apr 6, 8:27 AM HSTAreal Flood AdvisoryHFOKauai63 min
Apr 6, 4:29 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Apr 10, 3:22 AM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao12 hr
Apr 10, 9:18 AM HSTWind AdvisoryHFOHawaii24 hr
Apr 12, 6:14 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Apr 12, 9:09 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Apr 13, 10:29 AM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Apr 13, 10:48 AM HSTFlash Flood WarningHFOHonolulu4 hr
Apr 13, 5:53 PM HSTAreal Flood AdvisoryHFOKalawao6 hr
Apr 13, 11:11 PM HSTFlash Flood WarningHFOKalawao3 hr
Apr 14, 2:12 AM HSTAreal Flood AdvisoryHFOKalawao2 hr
Apr 14, 3:00 AM HSTFlash Flood WatchHFOHawaii, Honolulu, Kauai, Kalawao24 hr
Apr 14, 3:10 AM HSTAreal Flood AdvisoryHFOHonolulu5 hr
Apr 14, 3:28 AM HSTAreal Flood AdvisoryHFOHawaii6 hr
Apr 14, 4:05 AM HSTSpecial Marine WarningHFO73 min
Apr 14, 9:15 AM HSTAreal Flood AdvisoryHFOHawaii3 hr
Apr 14, 3:31 PM HSTSmall Craft AdvisoryHFO3 days
Apr 14, 3:31 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao24 hr
Apr 14, 3:40 PM HSTAreal Flood AdvisoryHFOHawaii107 min
Apr 15, 3:27 PM HSTHigh Surf WarningHFOHonolulu, Kauai, Kalawao12 hr
Apr 15, 3:27 PM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao24 hr
Apr 18, 3:22 AM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao48 hr
Apr 18, 3:24 AM HSTSmall Craft AdvisoryHFO4 hr
Apr 18, 7:15 AM HSTSmall Craft AdvisoryHFO8 hr
Apr 21, 4:39 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao71 hr
Apr 22, 3:49 PM HSTSmall Craft AdvisoryHFO13 days
Apr 30, 3:18 AM HSTWind AdvisoryHFOHawaii, Kalawao36 hr
May 7, 2:51 AM HSTAreal Flood AdvisoryHFOKauai5 hr
May 8, 5:03 AM HSTAreal Flood AdvisoryHFOKalawao3 hr
May 10, 3:25 AM HSTSmall Craft AdvisoryHFO48 hr
May 12, 3:35 PM HSTWind AdvisoryHFOHawaii36 hr
May 13, 1:58 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
May 14, 12:57 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
May 14, 1:54 PM HSTAreal Flood AdvisoryHFOKauai3 hr
May 15, 3:31 AM HSTSmall Craft AdvisoryHFO8 days
May 15, 4:00 AM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao47 hr
May 17, 8:19 PM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao31 hr
May 27, 3:19 AM HSTSmall Craft AdvisoryHFO60 hr
May 31, 3:30 AM HSTSmall Craft AdvisoryHFO24 hr
Jun 2, 3:33 AM HSTSmall Craft AdvisoryHFO5 days
Jun 2, 3:33 AM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao3 days
Jun 8, 9:12 AM HSTSmall Craft AdvisoryHFO13 days
Jun 10, 5:11 PM HSTWind AdvisoryHFOHawaii, Kalawao34 hr
Jun 11, 12:14 PM HSTGale WarningHFO5 hr
Jun 11, 12:14 PM HSTSmall Craft AdvisoryHFO10 days
Jun 24, 3:29 PM HSTSmall Craft AdvisoryHFO60 hr
Jun 27, 3:19 PM HSTHigh Surf AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao60 hr
Jun 30, 3:09 AM HSTSmall Craft AdvisoryHFO48 hr
Jul 5, 2:02 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Jul 5, 6:38 PM HSTAreal Flood AdvisoryHFOKauai2 hr
Jul 6, 3:27 PM HSTSmall Craft AdvisoryHFO7 days
Jul 17, 3:26 PM HSTSmall Craft AdvisoryHFO4 days
Jul 23, 3:18 AM HSTSmall Craft AdvisoryHFO4 days
Jul 24, 5:44 AM HSTHurricane WatchHFOHawaii, Honolulu, Kalawao47 hr
Jul 24, 11:28 AM HSTFlash Flood WatchHFOHawaii, Honolulu, Kauai, Kalawao3 days
Jul 24, 3:50 PM HSTHigh Surf WarningHFOHonolulu, Kalawao61 hr
Jul 24, 11:13 PM HSTHurricane WarningHFOHonolulu, Kauai, Kalawao59 hr
Jul 24, 11:13 PM HSTTropical Storm WarningHFOHawaii, Kauai, Kalawao39 hr
Jul 25, 4:42 AM HSTTropical Storm WatchHFOKauai12 hr
Jul 26, 4:40 AM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao24 hr
Jul 26, 10:03 AM HSTAreal Flood AdvisoryHFOKalawao3 hr
Jul 26, 10:12 PM HSTAreal Flood AdvisoryHFOKauai3 hr
Jul 26, 11:12 PM HSTSmall Craft AdvisoryHFO19 hr
Jul 27, 12:56 AM HSTAreal Flood AdvisoryHFOKauai3 hr
Jul 27, 4:24 AM HSTHigh Surf AdvisoryHFOHonolulu11 hr
Jul 27, 3:20 PM HSTWind AdvisoryHFOHawaii, Kalawao36 hr
Jul 27, 6:18 PM HSTSmall Craft AdvisoryHFO15 days
Aug 14, 3:41 PM HSTSmall Craft AdvisoryHFO36 hr
Aug 18, 3:27 PM HSTSmall Craft AdvisoryHFO72 hr
Aug 24, 3:25 AM HSTSmall Craft AdvisoryHFO48 hr
Aug 28, 10:04 AM HSTSmall Craft AdvisoryHFO5 days
Aug 30, 3:40 AM HSTRed Flag WarningHFO36 hr
Sep 4, 3:28 PM HSTSmall Craft AdvisoryHFO48 hr
Sep 5, 3:46 AM HSTRed Flag WarningHFO36 hr
Sep 8, 3:18 PM HSTSmall Craft AdvisoryHFO4 days
Sep 9, 3:37 PM HSTRed Flag WarningHFO24 hr
Sep 17, 3:18 PM HSTSmall Craft AdvisoryHFO4 days
Sep 21, 8:19 PM HSTSmall Craft AdvisoryHFO4 days
Sep 23, 3:02 PM HSTAreal Flood AdvisoryHFOHawaii9 hr
Sep 23, 6:02 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Oct 1, 7:38 AM HSTAreal Flood AdvisoryHFOHawaii2 hr
Oct 2, 2:12 PM HSTAreal Flood AdvisoryHFOHonolulu2 hr
Oct 2, 4:46 PM HSTAreal Flood AdvisoryHFOKalawao3 hr
Oct 2, 5:33 PM HSTAreal Flood AdvisoryHFOHonolulu102 min
Oct 3, 1:14 PM HSTAreal Flood AdvisoryHFOKauai3 hr
Oct 4, 2:40 AM HSTSmall Craft AdvisoryHFO25 hr
Oct 10, 7:08 AM HSTSmall Craft AdvisoryHFO8 hr
Oct 14, 5:26 PM HSTAreal Flood AdvisoryHFOHonolulu2 hr
Oct 17, 6:19 AM HSTAreal Flood AdvisoryHFOKauai3 hr
Oct 17, 9:32 AM HSTFlash Flood WatchHFOKauai28 hr
Oct 19, 4:38 PM HSTTsunami AdvisoryHEBHawaii, Honolulu, Kauai, Kalawao21 days
Oct 20, 6:59 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Oct 20, 8:04 PM HSTSpecial Marine WarningHFO116 min
Oct 20, 8:58 PM HSTSpecial Marine WarningHFO22 min
Oct 21, 12:48 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Oct 21, 6:18 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Oct 22, 11:02 AM HSTAreal Flood AdvisoryHFOHonolulu61 min
Oct 23, 4:19 AM HSTAreal Flood AdvisoryHFOHonolulu2 hr
Oct 23, 10:28 AM HSTAreal Flood AdvisoryHFOKauai3 hr
Oct 23, 12:13 PM HSTAreal Flood AdvisoryHFOHonolulu107 min
Oct 23, 5:08 PM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Oct 24, 3:53 AM HSTAreal Flood AdvisoryHFOHonolulu3 hr
Oct 24, 8:06 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao31 hr
Oct 25, 2:16 PM HSTAreal Flood AdvisoryHFOHonolulu2 hr
Oct 25, 7:02 PM HSTAreal Flood AdvisoryHFOHawaii2 hr
Oct 26, 3:42 AM HSTFlash Flood WatchHFOHonolulu, Kauai60 hr
Oct 26, 11:45 AM HSTSpecial Marine WarningHFO2 hr
Oct 26, 1:27 PM HSTSpecial Marine WarningHFO108 min
Oct 26, 2:07 PM HSTAreal Flood AdvisoryHFOKauai3 hr
Oct 26, 3:15 PM HSTSpecial Marine WarningHFO53 min
Oct 26, 3:40 PM HSTAreal Flood AdvisoryHFOHonolulu53 min
Oct 26, 4:47 PM HSTAreal Flood AdvisoryHFOHonolulu115 min
Oct 27, 1:42 PM HSTAreal Flood AdvisoryHFOKalawao2 hr
Oct 27, 3:29 PM HSTWinter Weather AdvisoryHFOHawaii12 hr
Oct 27, 3:40 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Oct 27, 4:16 PM HSTSpecial Marine WarningHFO31 min
Oct 27, 5:01 PM HSTAreal Flood AdvisoryHFOKauai60 min
Oct 27, 5:46 PM HSTAreal Flood AdvisoryHFOKalawao96 min
Oct 27, 8:12 PM HSTAreal Flood AdvisoryHFOHonolulu55 min
Oct 28, 1:13 PM HSTAreal Flood AdvisoryHFOHonolulu2 hr
Oct 28, 1:35 PM HSTSpecial Marine WarningHFO40 min
Oct 28, 2:13 PM HSTSpecial Marine WarningHFO25 min
Oct 28, 3:41 PM HSTWind AdvisoryHFOHawaii3 days
Nov 4, 11:34 AM HSTAreal Flood AdvisoryHFOKauai9 hr
Nov 4, 3:29 PM HSTSmall Craft AdvisoryHFO10 days
Nov 4, 8:21 PM HSTAreal Flood AdvisoryHFOKauai2 hr
Nov 9, 3:17 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao4 days
Nov 10, 9:08 AM HSTGale WatchHFO6 hr
Nov 10, 3:11 PM HSTGale WarningHFO49 hr
Nov 10, 3:31 PM HSTWind AdvisoryHFOHawaii, Kalawao72 hr
Nov 15, 11:15 AM HSTAreal Flood AdvisoryHFOHonolulu2 hr
Nov 18, 7:23 AM HSTSpecial Marine WarningHFO112 min
Nov 18, 8:42 AM HSTAreal Flood AdvisoryHFOKauai3 hr
Nov 18, 9:14 AM HSTSpecial Marine WarningHFO2 hr
Nov 18, 1:47 PM HSTSpecial Marine WarningHFO118 min
Nov 18, 3:15 PM HSTSmall Craft AdvisoryHFO10 days
Nov 19, 12:07 PM HSTGale WatchHFO51 hr
Nov 21, 3:23 AM HSTWind AdvisoryHFOHawaii, Kalawao48 hr
Nov 21, 3:24 PM HSTGale WarningHFO36 hr
Nov 21, 3:27 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao72 hr
Nov 23, 3:36 PM HSTFlash Flood WatchHFOHawaii, Kalawao29 hr
Nov 24, 12:02 AM HSTAreal Flood AdvisoryHFOHonolulu5 hr
Nov 24, 4:05 AM HSTAreal Flood AdvisoryHFOKalawao6 hr
Nov 24, 5:27 AM HSTAreal Flood AdvisoryHFOKauai6 hr
Nov 24, 5:27 AM HSTSpecial Marine WarningHFO2 hr
Nov 24, 2:12 PM HSTAreal Flood AdvisoryHFOKalawao2 hr
Nov 24, 4:59 PM HSTAreal Flood AdvisoryHFOHonolulu71 min
Nov 25, 7:43 AM HSTAreal Flood AdvisoryHFOKauai68 min
Nov 25, 8:51 AM HSTFlash Flood WarningHFOKauai8 hr
Nov 25, 4:21 PM HSTAreal Flood AdvisoryHFOHawaii4 hr
Nov 26, 4:13 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Nov 26, 7:09 PM HSTAreal Flood AdvisoryHFOHawaii72 min
Nov 30, 3:28 PM HSTHigh Surf WarningHFOHonolulu, Kauai, Kalawao69 hr
Dec 1, 3:22 AM HSTSmall Craft AdvisoryHFO57 hr
Dec 1, 3:31 PM HSTHigh Surf AdvisoryHFOHawaii45 hr
Dec 3, 12:48 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao15 hr
Dec 3, 3:26 PM HSTSmall Craft AdvisoryHFO48 hr
Dec 5, 3:29 PM HSTSmall Craft AdvisoryHFO4 days
Dec 5, 3:30 PM HSTHigh Surf WarningHFOHonolulu, Kauai, Kalawao40 hr
Dec 7, 7:31 AM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao44 hr
Dec 11, 3:05 AM HSTSmall Craft AdvisoryHFO48 hr
Dec 13, 3:30 PM HSTSmall Craft AdvisoryHFO60 hr
Dec 16, 3:30 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao44 hr
Dec 16, 3:40 PM HSTSmall Craft AdvisoryHFO5 days
Dec 16, 3:53 PM HSTAreal Flood AdvisoryHFOHawaii3 hr
Dec 17, 9:22 AM HSTWinter Weather AdvisoryHFOHawaii48 hr
Dec 17, 9:38 AM HSTGale WatchHFO6 hr
Dec 17, 3:06 PM HSTWind AdvisoryHFOHawaii, Kalawao37 hr
Dec 17, 3:15 PM HSTGale WarningHFO36 hr
Dec 17, 3:15 PM HSTSmall Craft AdvisoryHFO4 days
Dec 18, 3:43 AM HSTAreal Flood AdvisoryHFOHawaii6 hr
Dec 18, 11:38 AM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao28 hr
Dec 18, 6:43 PM HSTAreal Flood AdvisoryHFOHawaii12 hr
Dec 22, 4:02 PM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao59 hr
Dec 23, 3:31 AM HSTSmall Craft AdvisoryHFO5 days
Dec 26, 1:50 PM HSTGale WarningHFO12 hr
Dec 26, 1:50 PM HSTWind AdvisoryHFOHawaii, Honolulu, Kauai, Kalawao12 hr
Dec 26, 3:23 PM HSTHigh Surf AdvisoryHFOHonolulu, Kalawao36 hr
Dec 28, 3:33 AM HSTHigh Surf WarningHFOHonolulu, Kauai36 hr
Dec 28, 3:33 AM HSTHigh Surf AdvisoryHFOHonolulu, Kauai, Kalawao53 hr
Dec 28, 3:34 AM HSTSmall Craft AdvisoryHFO7 days
Dec 30, 6:26 AM HSTHigh Surf WarningHFOHonolulu, Kauai, Kalawao69 hr
Dec 31, 11:32 AM HSTWind AdvisoryHFOHawaii, Kalawao40 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

By county

Every county with at least one alert. A county page lists each alert that covered it.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20192021

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.