Alert archive / Hawaii / 2026
Weather alerts in Hawaii, April 2026
57 weather alerts in April 2026, 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 2026. Tap one for its archive.
- Alerts
- 57
- Warnings
- 19
- Watches
- 4
- Advisories
- 34
- Busiest day
- April 8, 202619 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 |
|---|---|---|---|---|
| Apr 6, 2:31 PM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 7 days |
| Apr 6, 2:43 PM HST | Winter Storm Watch | HFO | Hawaii | 37 hr |
| Apr 7, 7:42 AM HST | Areal Flood Advisory | HFO | Kauai | 94 min |
| Apr 7, 7:44 AM HST | Areal Flood Advisory | HFO | Kalawao | 91 min |
| Apr 7, 9:38 AM HST | Special Marine Warning | HFO | 77 min | |
| Apr 7, 2:55 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 7, 5:06 PM HST | Areal Flood Advisory | HFO | Hawaii | 6 hr |
| Apr 7, 6:14 PM HST | Areal Flood Advisory | HFO | Kalawao | 43 min |
| Apr 7, 6:57 PM HST | Flash Flood Warning | HFO | Kalawao | 5 hr |
| Apr 7, 7:40 PM HST | High Surf Advisory | HFO | Hawaii, Honolulu, Kauai, Kalawao | 56 hr |
| Apr 7, 11:09 PM HST | Flash Flood Warning | HFO | Hawaii | 6 hr |
| Apr 8, 1:31 AM HST | Areal Flood Advisory | HFO | Kalawao | 6 hr |
| Apr 8, 2:27 AM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 8, 3:15 AM HST | Winter Weather Advisory | HFO | Hawaii | 72 hr |
| Apr 8, 3:37 AM HST | Gale Watch | HFO | 36 hr | |
| Apr 8, 3:37 AM HST | Small Craft Advisory | HFO | 60 hr | |
| Apr 8, 4:18 AM HST | Special Marine Warning | HFO | 117 min | |
| Apr 8, 6:12 AM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 8, 7:05 AM HST | High Wind Watch | HFO | Honolulu, Kauai | 20 hr |
| Apr 8, 8:10 AM HST | Special Marine Warning | HFO | 2 hr | |
| Apr 8, 9:11 AM HST | Flash Flood Warning | HFO | Hawaii | 107 min |
| Apr 8, 9:37 AM HST | Areal Flood Advisory | HFO | Kalawao | 100 min |
| Apr 8, 10:09 AM HST | Special Marine Warning | HFO | 108 min | |
| Apr 8, 1:28 PM HST | Wind Advisory | HFO | Hawaii, Honolulu | 62 hr |
| Apr 8, 2:51 PM HST | Areal Flood Advisory | HFO | Kalawao | 2 hr |
| Apr 8, 6:52 PM HST | Areal Flood Advisory | HFO | Kalawao | 103 min |
| Apr 9, 3:09 AM HST | High Wind Warning | HFO | Honolulu, Kauai | 23 hr |
| Apr 9, 3:36 AM HST | Gale Warning | HFO | 24 hr | |
| Apr 9, 7:41 AM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| Apr 9, 12:40 PM HST | Ashfall Warning | HFO | Hawaii | 7 hr |
| Apr 9, 4:08 PM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| Apr 9, 4:44 PM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Apr 9, 6:40 PM HST | Flash Flood Warning | HFO | Kauai | 6 hr |
| Apr 10, 3:42 AM HST | Areal Flood Advisory | HFO | Kauai | 6 hr |
| Apr 10, 8:32 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 10, 11:04 AM HST | Flash Flood Warning | HFO | Honolulu | 6 hr |
| Apr 10, 4:46 PM HST | Flash Flood Warning | HFO | Honolulu | 2 hr |
| Apr 10, 5:26 PM HST | Special Marine Warning | HFO | 94 min | |
| Apr 10, 6:49 PM HST | Special Marine Warning | HFO | 99 min | |
| Apr 10, 8:48 PM HST | Areal Flood Advisory | HFO | Kalawao | 2 hr |
| Apr 10, 11:43 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 11, 1:50 AM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 11, 2:05 AM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Apr 12, 1:25 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Apr 12, 2:51 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Apr 12, 4:23 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Apr 12, 5:22 PM HST | Flash Flood Warning | HFO | Kalawao | 2 hr |
| Apr 12, 5:35 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 12, 11:23 PM HST | Areal Flood Advisory | HFO | Kalawao | 2 hr |
| Apr 13, 12:18 AM HST | Areal Flood Advisory | HFO | Hawaii | 117 min |
| Apr 13, 8:43 AM HST | Wind Advisory | HFO | Hawaii | 7 hr |
| Apr 14, 2:50 PM HST | Areal Flood Advisory | HFO | Honolulu | 2 hr |
| Apr 17, 3:18 AM HST | Small Craft Advisory | HFO | 36 hr | |
| Apr 21, 5:42 PM HST | Areal Flood Advisory | HFO | Honolulu | 94 min |
| Apr 22, 3:41 AM HST | High Surf Advisory | HFO | Hawaii, Honolulu, Kalawao | 23 hr |
| Apr 23, 3:22 AM HST | Ashfall Advisory | HFO | Hawaii | 7 hr |
| Apr 28, 3:37 PM HST | Small Craft Advisory | HFO | 3 days |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Flooding | |
| Flash Flood Warning | 8 |
| Flood Watch | 1 |
| Areal Flood Advisory | 25 |
| Winter | |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 2 |
| Fog and smoke | |
| Ashfall Warning | 1 |
| Ashfall Advisory | 1 |
| Coast and beach | |
| High Surf Advisory | 2 |
| Marine | |
| Gale Warning | 1 |
| Special Marine Warning | 8 |
| Gale Watch | 1 |
| Small Craft Advisory | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
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.