Alert archive / Hawaii / 2023
Weather alerts in Hawaii, April 2023
80 weather alerts in April 2023, 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 April 2023. Tap one for its archive.
- Alerts
- 80
- Warnings
- 28
- Watches
- 2
- Advisories
- 35
- Busiest day
- April 19, 202328 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 2:58 PM HST | Areal Flood Advisory | HFO | Kauai | 4 hr |
| Apr 1, 7:22 AM HST | Flood Watch | HFO | Kauai | 8 hr |
| Apr 1, 7:48 AM HST | Special Marine Warning | HFO | 57 min | |
| Apr 1, 8:39 AM HST | Special Marine Warning | HFO | 66 min | |
| Apr 1, 9:33 AM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| Apr 1, 11:37 AM HST | Flash Flood Warning | HFO | Kauai | 96 min |
| Apr 2, 8:29 AM HST | Winter Weather Advisory | HFO | Hawaii | 31 hr |
| Apr 2, 1:20 PM HST | Areal Flood Advisory | HFO | Honolulu | 86 min |
| Apr 2, 4:08 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Apr 2, 4:43 PM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 2, 5:45 PM HST | Special Weather Statement | HFO | Kauai | 30 min |
| Apr 2, 5:53 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 2, 6:20 PM HST | Special Weather Statement | HFO | Kauai | 55 min |
| Apr 2, 6:39 PM HST | Special Marine Warning | HFO | 111 min | |
| Apr 2, 8:14 PM HST | Special Weather Statement | HFO | Honolulu | 61 min |
| Apr 2, 8:15 PM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 2, 8:40 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 2, 9:05 PM HST | Special Weather Statement | HFO | Honolulu | 55 min |
| Apr 2, 9:44 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Apr 2, 9:53 PM HST | Special Weather Statement | HFO | Honolulu | 52 min |
| Apr 2, 10:10 PM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 2, 10:43 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 3, 12:13 AM HST | Special Marine Warning | HFO | 108 min | |
| Apr 3, 12:24 AM HST | Areal Flood Advisory | HFO | Kalawao | 2 hr |
| Apr 4, 8:29 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 4, 11:22 AM HST | Areal Flood Advisory | HFO | Honolulu | 81 min |
| Apr 9, 3:05 AM HST | Small Craft Advisory | HFO | 5 days | |
| Apr 13, 10:52 AM HST | Winter Weather Advisory | HFO | Hawaii | 7 hr |
| Apr 14, 3:30 AM HST | Small Craft Advisory | HFO | 13 hr | |
| Apr 14, 5:26 PM HST | Areal Flood Advisory | HFO | Hawaii | 2 hr |
| Apr 17, 3:01 AM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 66 hr |
| Apr 17, 3:34 PM HST | Small Craft Advisory | HFO | 54 hr | |
| Apr 18, 6:28 PM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 18, 6:53 PM HST | Areal Flood Advisory | HFO | Hawaii | 4 hr |
| Apr 18, 8:24 PM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 18, 10:24 PM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 18, 10:41 PM HST | Flash Flood Warning | HFO | Hawaii | 7 hr |
| Apr 18, 10:57 PM HST | Special Weather Statement | HFO | Honolulu | 93 min |
| Apr 19, 12:07 AM HST | Special Weather Statement | HFO | Kalawao | 83 min |
| Apr 19, 12:10 AM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 19, 12:28 AM HST | Special Weather Statement | HFO | Honolulu | 92 min |
| Apr 19, 1:24 AM HST | Special Weather Statement | HFO | Kalawao | 96 min |
| Apr 19, 1:28 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 19, 1:48 AM HST | Special Weather Statement | HFO | Honolulu | 72 min |
| Apr 19, 2:08 AM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 19, 2:55 AM HST | Special Weather Statement | HFO | Kalawao | 95 min |
| Apr 19, 2:58 AM HST | Flash Flood Warning | HFO | Honolulu | 96 min |
| Apr 19, 3:00 AM HST | Special Weather Statement | HFO | Honolulu | 90 min |
| Apr 19, 4:08 AM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 19, 4:25 AM HST | Special Weather Statement | HFO | Kalawao | 95 min |
| Apr 19, 5:49 AM HST | Special Weather Statement | HFO | Kalawao | 86 min |
| Apr 19, 6:11 AM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 19, 6:21 AM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Apr 19, 9:11 AM HST | Winter Weather Advisory | HFO | Hawaii | 11 hr |
| Apr 19, 9:16 AM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 19, 11:22 AM HST | Special Marine Warning | HFO | 38 min | |
| Apr 19, 12:02 PM HST | Special Marine Warning | HFO | 58 min | |
| Apr 19, 12:13 PM HST | Special Marine Warning | HFO | 48 min | |
| Apr 19, 12:24 PM HST | Special Weather Statement | HFO | Hawaii | 96 min |
| Apr 19, 12:59 PM HST | Special Marine Warning | HFO | 61 min | |
| Apr 19, 2:39 PM HST | Special Marine Warning | HFO | 66 min | |
| Apr 19, 3:36 PM HST | Special Marine Warning | HFO | 54 min | |
| Apr 19, 4:23 PM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 20, 8:05 PM HST | Areal Flood Advisory | HFO | Honolulu | 113 min |
| Apr 21, 1:39 AM HST | Areal Flood Advisory | HFO | Honolulu | 6 hr |
| Apr 21, 3:48 PM HST | Small Craft Advisory | HFO | 24 hr | |
| Apr 24, 6:48 AM HST | High Surf Advisory | HFO | Honolulu, Kauai, Kalawao | 21 hr |
| Apr 24, 11:45 AM HST | Areal Flood Advisory | HFO | Kauai | 5 hr |
| Apr 27, 5:35 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Apr 27, 8:49 PM HST | Areal Flood Advisory | HFO | Kalawao | 2 hr |
| Apr 27, 10:39 PM HST | Areal Flood Advisory | HFO | Hawaii | 95 min |
| Apr 28, 2:58 PM HST | Areal Flood Advisory | HFO | Hawaii | 4 hr |
| Apr 29, 3:23 AM HST | Small Craft Advisory | HFO | 60 hr | |
| Apr 29, 3:34 AM HST | Areal Flood Advisory | HFO | Honolulu | 84 min |
| Apr 29, 4:58 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Apr 29, 5:02 AM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Apr 29, 2:18 PM HST | Areal Flood Advisory | HFO | Hawaii | 110 min |
| Apr 29, 3:10 PM HST | Areal Flood Advisory | HFO | Kauai | 71 min |
| Apr 29, 4:03 PM HST | Flash Flood Warning | HFO | Kauai | 3 min |
| Apr 29, 4:10 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Special Weather Statement | 15 |
| Flooding | |
| Flash Flood Warning | 7 |
| Flood Watch | 2 |
| Areal Flood Advisory | 26 |
| Winter | |
| Winter Weather Advisory | 3 |
| Coast and beach | |
| High Surf Advisory | 1 |
| Marine | |
| Special Marine Warning | 21 |
| Small Craft Advisory | 5 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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. Warning verification from the Mesonet's Cow. Rebuilt daily.