Alert archive / Hawaii / 2019
Weather alerts in Hawaii, April 2019
39 weather alerts in April 2019, 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 2019. Tap one for its archive.
- Alerts
- 39
- Warnings
- 5
- Watches
- 2
- Advisories
- 32
- Busiest day
- April 29, 20199 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, 11:08 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 1, 1:53 AM HST | Areal Flood Advisory | HFO | Hawaii | 2 hr |
| Apr 1, 3:57 PM HST | High Surf Advisory | HFO | Honolulu, Kauai, Kalawao | 42 hr |
| Apr 1, 5:27 PM HST | Special Marine Warning | HFO | 48 min | |
| Apr 1, 6:10 PM HST | Special Marine Warning | HFO | 84 min | |
| Apr 2, 3:32 AM HST | Small Craft Advisory | HFO | 72 hr | |
| Apr 8, 3:40 PM HST | Small Craft Advisory | HFO | 7 days | |
| Apr 10, 3:17 AM HST | Wind Advisory | HFO | Hawaii, Kalawao | 5 days |
| Apr 10, 3:17 AM HST | Winter Storm Watch | HFO | Hawaii | 12 hr |
| Apr 10, 3:15 PM HST | High Surf Advisory | HFO | Honolulu, Kalawao | 5 days |
| Apr 10, 3:30 PM HST | Flash Flood Watch | HFO | Hawaii, Kalawao | 48 hr |
| Apr 10, 3:31 PM HST | Winter Weather Advisory | HFO | Hawaii | 60 hr |
| Apr 11, 4:23 AM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 11, 10:13 AM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 11, 1:07 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 12, 7:06 PM HST | High Surf Warning | HFO | 20 hr | |
| Apr 12, 7:21 PM HST | Areal Flood Advisory | HFO | Hawaii | 5 hr |
| Apr 13, 6:52 AM HST | Areal Flood Advisory | HFO | Hawaii | 9 hr |
| Apr 13, 8:00 AM HST | Winter Weather Advisory | HFO | Hawaii | 8 hr |
| Apr 17, 8:03 AM HST | Areal Flood Advisory | HFO | Honolulu | 2 hr |
| Apr 17, 3:39 PM HST | Small Craft Advisory | HFO | 8 days | |
| Apr 26, 5:32 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 26, 10:25 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 26, 10:27 PM HST | Areal Flood Advisory | HFO | Hawaii | 2 hr |
| Apr 26, 10:39 PM HST | Areal Flood Advisory | HFO | Kauai | 111 min |
| Apr 27, 1:59 AM HST | Areal Flood Advisory | HFO | Hawaii | 73 min |
| Apr 28, 11:23 AM HST | Areal Flood Advisory | HFO | Kalawao | 106 min |
| Apr 28, 2:22 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 28, 4:39 PM HST | Areal Flood Advisory | HFO | Honolulu | 89 min |
| Apr 28, 7:48 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 28, 10:14 PM HST | Areal Flood Advisory | HFO | Hawaii | 2 hr |
| Apr 29, 11:24 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Apr 29, 11:29 AM HST | Areal Flood Advisory | HFO | Kalawao | 2 hr |
| Apr 29, 12:08 PM HST | Areal Flood Advisory | HFO | Honolulu | 5 hr |
| Apr 29, 1:37 PM HST | Flash Flood Warning | HFO | Honolulu | 2 hr |
| Apr 29, 1:52 PM HST | Flash Flood Warning | HFO | Kalawao | 117 min |
| Apr 29, 3:11 PM HST | Areal Flood Advisory | HFO | Hawaii | 5 hr |
| Apr 29, 6:06 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Apr 29, 9:05 PM HST | Small Craft Advisory | HFO | 42 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 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 23 |
| Winter | |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 1 |
| Coast and beach | |
| High Surf Warning | 1 |
| High Surf Advisory | 2 |
| Marine | |
| Special Marine Warning | 2 |
| Small Craft Advisory | 4 |
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 archive20182020
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.