Alert archive / Hawaii / Flash Flood Warnings
Flash Flood Warnings in Hawaii, 2009
28 flash flood warnings in 2009. 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 2009. Tap one for its archive.
- Flash Flood Warnings
- 28
- Busiest month
- November10 flash flood warnings
- Busiest day
- November 13, 20093 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 |
|---|---|---|---|---|
| Jan 1, 2:29 AM HST | Flash Flood Warning | HFO | Kauai | 2 hr |
| Jan 10, 11:28 PM HST | Flash Flood Warning | HFO | Kauai | 96 min |
| Jan 11, 7:21 AM HST | Flash Flood Warning | HFO | Kalawao | 46 min |
| Feb 11, 1:27 PM HST | Flash Flood Warning | HFO | Honolulu | 40 min |
| Mar 7, 1:29 PM HST | Flash Flood Warning | HFO | Hawaii | 46 min |
| Mar 8, 11:00 PM HST | Flash Flood Warning | HFO | Kauai | 5 hr |
| Mar 9, 4:01 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Mar 9, 8:00 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Mar 14, 7:35 AM HST | Flash Flood Warning | HFO | Honolulu | 2 hr |
| Mar 17, 10:20 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Jul 23, 9:47 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Jul 23, 12:46 PM HST | Flash Flood Warning | HFO | Kauai | 6 hr |
| Jul 23, 6:40 PM HST | Flash Flood Warning | HFO | Kauai | 30 min |
| Aug 13, 12:24 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Aug 14, 6:36 AM HST | Flash Flood Warning | HFO | Kauai | 114 min |
| Oct 4, 9:41 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Oct 5, 12:26 AM HST | Flash Flood Warning | HFO | Kauai | 2 hr |
| Nov 12, 6:25 PM HST | Flash Flood Warning | HFO | Kalawao | 2 hr |
| Nov 13, 3:16 AM HST | Flash Flood Warning | HFO | Honolulu | 5 hr |
| Nov 13, 3:36 AM HST | Flash Flood Warning | HFO | Kauai | 4 hr |
| Nov 14, 2:37 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Nov 14, 5:20 AM HST | Flash Flood Warning | HFO | Honolulu | 115 min |
| Nov 14, 7:56 AM HST | Flash Flood Warning | HFO | Kauai | 9 hr |
| Nov 14, 4:46 PM HST | Flash Flood Warning | HFO | Kauai | 13 hr |
| Nov 26, 4:13 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Nov 26, 7:17 AM HST | Flash Flood Warning | HFO | Kauai | 6 hr |
| Nov 29, 11:02 PM HST | Flash Flood Warning | HFO | Hawaii | 95 min |
| Dec 19, 5:37 PM HST | Flash Flood Warning | HFO | Hawaii | 6 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 archive20082010
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.