Alert archive / Hawaii / Honolulu County / 2021
Weather alerts in Honolulu County, Hawaii, January 2021
19 weather alerts in January 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 19
- Warnings
- 4
- Watches
- 2
- Advisories
- 13
- Busiest day
- January 14, 20212 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 | Lasted |
|---|---|---|---|
| Jan 2, 3:21 AM HST | High Surf Advisory | HFO | 12 hr |
| Jan 4, 4:37 AM HST | High Surf Advisory | HFO | 4 days |
| Jan 9, 3:32 AM HST | High Surf Advisory | HFO | 48 hr |
| Jan 10, 3:26 AM HST | High Surf Warning | HFO | 24 hr |
| Jan 11, 3:38 AM HST | High Surf Advisory | HFO | 36 hr |
| Jan 13, 3:07 PM HST | High Surf Warning | HFO | 36 hr |
| Jan 14, 3:44 AM HST | High Surf Advisory | HFO | 48 hr |
| Jan 15, 10:00 AM HST | High Surf Warning | HFO | 4 days |
| Jan 16, 5:23 AM HST | High Surf Advisory | HFO | 4 days |
| Jan 17, 3:04 AM HST | Flash Flood Watch | HFO | 3 days |
| Jan 17, 3:37 PM HST | Wind Advisory | HFO | 48 hr |
| Jan 18, 10:17 AM HST | Areal Flood Advisory | HFO | 3 hr |
| Jan 19, 5:38 AM HST | Areal Flood Advisory | HFO | 3 hr |
| Jan 22, 3:33 PM HST | Wind Advisory | HFO | 36 hr |
| Jan 22, 4:19 PM HST | High Surf Advisory | HFO | 7 days |
| Jan 24, 8:46 AM HST | Flash Flood Watch | HFO | 55 hr |
| Jan 25, 1:48 PM HST | Areal Flood Advisory | HFO | 3 hr |
| Jan 25, 3:45 PM HST | Flash Flood Warning | HFO | 3 hr |
| Jan 25, 6:40 PM HST | Areal Flood Advisory | HFO | 2 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 | 1 |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 4 |
| Wind and dust | |
| Wind Advisory | 2 |
| Coast and beach | |
| High Surf Warning | 3 |
| High Surf Advisory | 7 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.