Alert archive / Hawaii / 2026
Weather alerts in Hawaii, May 2026
32 weather alerts in May 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 May 2026. Tap one for its archive.
- Alerts
- 32
- Warnings
- 9
- Watches
- 2
- Advisories
- 20
- Busiest day
- May 15, 202611 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 |
|---|---|---|---|---|
| May 3, 3:04 PM HST | Small Craft Advisory | HFO | 12 hr | |
| May 5, 8:52 AM HST | Ashfall Advisory | HFO | Hawaii | 11 hr |
| May 5, 12:58 PM HST | Areal Flood Advisory | HFO | Honolulu | 52 min |
| May 9, 8:54 AM HST | Small Craft Advisory | HFO | 6 days | |
| May 15, 1:35 AM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 26 hr |
| May 15, 2:18 AM HST | Areal Flood Advisory | HFO | Kauai | 5 hr |
| May 15, 3:01 AM HST | Coastal Flood Statement | HFO | Hawaii, Honolulu, Kauai, Kalawao | 4 days |
| May 15, 7:16 AM HST | Special Marine Warning | HFO | 119 min | |
| May 15, 8:43 AM HST | Special Marine Warning | HFO | 2 hr | |
| May 15, 10:28 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| May 15, 10:34 AM HST | Special Marine Warning | HFO | 116 min | |
| May 15, 11:24 AM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| May 15, 12:27 PM HST | Special Marine Warning | HFO | 2 hr | |
| May 15, 1:23 PM HST | Special Marine Warning | HFO | 67 min | |
| May 15, 1:32 PM HST | Flash Flood Warning | HFO | Honolulu | 118 min |
| May 15, 3:15 PM HST | Special Marine Warning | HFO | 2 hr | |
| May 15, 3:30 PM HST | Flash Flood Warning | HFO | Honolulu | 2 hr |
| May 15, 5:44 PM HST | Areal Flood Advisory | HFO | Honolulu | 77 min |
| May 16, 1:59 PM HST | Areal Flood Advisory | HFO | Honolulu | 109 min |
| May 16, 6:34 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| May 16, 7:55 PM HST | Areal Flood Advisory | HFO | Honolulu | 102 min |
| May 17, 11:34 AM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| May 17, 1:59 PM HST | Areal Flood Advisory | HFO | Honolulu | 2 hr |
| May 18, 3:10 AM HST | Small Craft Advisory | HFO | 12 days | |
| May 18, 12:17 PM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| May 18, 1:36 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| May 20, 3:20 AM HST | Gale Watch | HFO | 12 hr | |
| May 20, 2:05 PM HST | Wind Advisory | HFO | Hawaii, Kalawao | 3 days |
| May 20, 3:15 PM HST | Gale Warning | HFO | 35 hr | |
| May 21, 8:01 AM HST | High Surf Advisory | HFO | Hawaii, Honolulu, Kauai, Kalawao | 31 hr |
| May 29, 3:30 PM HST | High Surf Advisory | HFO | Hawaii, Honolulu, Kauai, Kalawao | 48 hr |
| May 31, 5:37 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
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 | 2 |
| Flood Watch | 1 |
| Areal Flood Advisory | 13 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fog and smoke | |
| Ashfall Advisory | 1 |
| Coast and beach | |
| High Surf Advisory | 2 |
| Coastal Flood Statement | 1 |
| Marine | |
| Gale Warning | 1 |
| Special Marine Warning | 6 |
| 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. Rebuilt daily.