Alert archive / Hawaii / Marine Ashfall Advisories
Marine Ashfall Advisories in Hawaii, 2018
1 marine ashfall advisories in 2018. 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 marine ashfall advisories reaches back to 2005.
Marine Ashfall Advisories by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Marine Ashfall Advisories
- 1
- Busiest month
- May1 marine ashfall advisories
- Busiest day
- May 17, 20181 marine ashfall advisories
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 |
|---|---|---|---|---|
| May 17, 6:33 AM HST | Marine Ashfall Advisory | HFO | 5 hr |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.