Alert archive / Hawaii / Flash Flood Warnings
Flash Flood Warnings in Hawaii, 2015
59 flash flood warnings in 2015. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Flash Flood Warnings
- 59
- Busiest month
- August29 flash flood warnings
- Busiest day
- August 24, 201513 flash flood warnings
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 22, 7:34 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Apr 27, 4:01 AM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Jul 22, 11:26 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Aug 16, 7:19 PM HST | Flash Flood Warning | HFO | Hawaii | 56 min |
| Aug 17, 1:09 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Aug 17, 4:10 PM HST | Flash Flood Warning | HFO | Hawaii | 5 hr |
| Aug 17, 8:24 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Aug 18, 2:14 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Aug 20, 2:18 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Aug 20, 4:42 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Aug 20, 5:18 PM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Aug 22, 5:04 AM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Aug 22, 7:48 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Aug 22, 8:44 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Aug 23, 1:09 AM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Aug 23, 3:27 PM HST | Flash Flood Warning | HFO | Hawaii | 2 hr |
| Aug 23, 3:46 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Aug 23, 5:25 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Aug 23, 6:12 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Aug 23, 9:16 PM HST | Flash Flood Warning | HFO | Kalawao | 119 min |
| Aug 23, 10:36 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Aug 24, 12:23 AM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Aug 24, 2:16 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Aug 24, 2:46 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Aug 24, 4:01 AM HST | Flash Flood Warning | HFO | Honolulu | 5 hr |
| Aug 24, 4:13 AM HST | Flash Flood Warning | HFO | Kalawao | 9 hr |
| Aug 24, 9:38 AM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Aug 24, 11:02 AM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Aug 25, 1:03 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Aug 25, 7:56 PM HST | Flash Flood Warning | HFO | Kalawao | 2 hr |
| Aug 26, 2:28 PM HST | Flash Flood Warning | HFO | Honolulu | 4 hr |
| Aug 26, 4:36 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Sep 3, 11:22 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Sep 3, 12:37 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Sep 3, 2:06 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Sep 4, 12:49 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Sep 4, 3:06 PM HST | Flash Flood Warning | HFO | Hawaii | 6 hr |
| Sep 4, 5:32 PM HST | Flash Flood Warning | HFO | Kauai | 5 hr |
| Sep 6, 4:26 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Sep 6, 6:55 PM HST | Flash Flood Warning | HFO | Honolulu | 5 hr |
| Sep 10, 9:33 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Sep 11, 7:52 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Sep 11, 10:01 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Sep 11, 1:15 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Sep 11, 5:51 PM HST | Flash Flood Warning | HFO | Honolulu | 4 hr |
| Sep 11, 6:54 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Sep 11, 9:45 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Sep 15, 3:41 PM HST | Flash Flood Warning | HFO | Hawaii | 6 hr |
| Sep 16, 1:57 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Sep 16, 4:56 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Sep 16, 9:00 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Sep 17, 6:04 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Oct 5, 7:46 PM HST | Flash Flood Warning | HFO | Kalawao | 119 min |
| Oct 12, 9:07 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Oct 16, 7:48 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Oct 16, 8:00 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Oct 17, 2:59 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Nov 20, 6:29 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Nov 23, 5:21 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
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 archive20142016
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.