Flood Watches in Hawaii
51 flood watches since 1986. 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 flood watches reaches back to 2005.
Flood Watches by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Flood Watches
- 51
- Busiest year
- 202613 flood watches
- Average year
- 9over 6 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
The latest flood watches
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 2:48 PM HST | Flood Watch | HFO | Hawaii, Kalawao | 4 days |
| Sep 16, 3:41 PM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 35 hr |
| Sep 5, 3:44 PM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 4 days |
| Aug 21, 3:29 AM HST | Flood Watch | HFO | Hawaii | 4 days |
| Aug 13, 4:53 PM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 3 days |
| May 15, 1:35 AM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 26 hr |
| Apr 6, 2:31 PM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 7 days |
| Mar 18, 2:59 PM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 6 days |
| Mar 9, 3:06 AM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 7 days |
| Feb 22, 9:01 AM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 30 hr |
| Feb 19, 3:13 PM HST | Flood Watch | HFO | Honolulu, Kauai | 60 hr |
| Feb 6, 3:42 AM HST | Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 3 days |
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.