Alert archive / Hawaii / 2020
Weather alerts in Hawaii, March 2020
152 weather alerts in March 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in March 2020. Tap one for its archive.
- Alerts
- 152
- Warnings
- 74
- Watches
- 6
- Advisories
- 62
- Busiest day
- March 17, 202026 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 | Counties | Lasted |
|---|---|---|---|---|
| Feb 29, 8:09 PM HST | Special Marine Warning | HFO | 2 hr | |
| Feb 29, 9:35 PM HST | Special Marine Warning | HFO | 115 min | |
| Feb 29, 10:15 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 1, 1:53 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Mar 2, 2:43 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 2, 6:23 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 2, 6:55 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 2, 9:47 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 2, 10:25 PM HST | Areal Flood Advisory | HFO | Hawaii | 6 hr |
| Mar 2, 11:02 PM HST | Flash Flood Warning | HFO | Kalawao | 3 hr |
| Mar 3, 1:29 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 3, 3:58 AM HST | Areal Flood Advisory | HFO | Hawaii | 9 hr |
| Mar 3, 8:17 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Mar 4, 1:04 AM HST | Areal Flood Advisory | HFO | Kalawao | 2 hr |
| Mar 4, 2:32 PM HST | Areal Flood Advisory | HFO | Honolulu | 67 min |
| Mar 5, 3:32 AM HST | Gale Watch | HFO | 24 hr | |
| Mar 5, 3:32 AM HST | Small Craft Advisory | HFO | 4 days | |
| Mar 5, 3:26 PM HST | Areal Flood Advisory | HFO | Hawaii | 6 hr |
| Mar 5, 3:37 PM HST | High Surf Advisory | HFO | Honolulu, Kalawao | 3 days |
| Mar 6, 3:28 AM HST | Gale Warning | HFO | 48 hr | |
| Mar 6, 2:20 PM HST | Wind Advisory | HFO | Hawaii, Honolulu, Kauai, Kalawao | 54 hr |
| Mar 6, 4:52 PM HST | High Wind Warning | HFO | Hawaii, Kalawao | 23 hr |
| Mar 7, 3:21 PM HST | Small Craft Advisory | HFO | 36 hr | |
| Mar 8, 3:31 AM HST | Small Craft Advisory | HFO | 24 hr | |
| Mar 9, 3:16 AM HST | Small Craft Advisory | HFO | 13 hr | |
| Mar 10, 3:19 PM HST | Wind Advisory | HFO | Hawaii | 36 hr |
| Mar 11, 3:17 PM HST | High Surf Advisory | HFO | Honolulu, Kauai, Kalawao | 60 hr |
| Mar 12, 3:09 AM HST | High Wind Warning | HFO | Hawaii | 43 hr |
| Mar 12, 3:25 AM HST | Small Craft Advisory | HFO | 48 hr | |
| Mar 13, 3:34 PM HST | Flash Flood Watch | HFO | Hawaii, Honolulu, Kauai, Kalawao | 6 days |
| Mar 14, 3:10 AM HST | High Wind Warning | HFO | Hawaii | 12 hr |
| Mar 14, 9:12 AM HST | Special Marine Warning | HFO | 63 min | |
| Mar 14, 9:32 AM HST | Special Weather Statement | HFO | Hawaii | 28 min |
| Mar 14, 10:00 AM HST | Areal Flood Advisory | HFO | Hawaii | 86 min |
| Mar 14, 11:12 AM HST | Special Marine Warning | HFO | 63 min | |
| Mar 14, 12:10 PM HST | Special Marine Warning | HFO | 37 min | |
| Mar 14, 5:19 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 14, 5:35 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 15, 11:52 AM HST | Areal Flood Advisory | HFO | Kalawao | 101 min |
| Mar 15, 12:08 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 15, 1:17 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Mar 15, 3:25 PM HST | Small Craft Advisory | HFO | 4 days | |
| Mar 15, 4:06 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Mar 15, 4:34 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 15, 7:12 PM HST | Areal Flood Advisory | HFO | Kalawao | 2 hr |
| Mar 16, 3:22 AM HST | High Surf Advisory | HFO | Kauai | 36 hr |
| Mar 16, 4:37 AM HST | Areal Flood Advisory | HFO | Kauai | 9 hr |
| Mar 16, 5:24 AM HST | Special Weather Statement | HFO | Kauai | 111 min |
| Mar 16, 5:33 AM HST | Special Marine Warning | HFO | 117 min | |
| Mar 16, 7:35 AM HST | Special Marine Warning | HFO | 115 min | |
| Mar 16, 10:37 AM HST | Special Marine Warning | HFO | 113 min | |
| Mar 16, 10:40 AM HST | Areal Flood Advisory | HFO | Honolulu | 100 min |
| Mar 16, 11:49 AM HST | Flash Flood Warning | HFO | Kauai | 6 hr |
| Mar 16, 12:24 PM HST | Special Marine Warning | HFO | 111 min | |
| Mar 16, 12:24 PM HST | Special Weather Statement | HFO | Kauai | 21 min |
| Mar 16, 2:54 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 16, 6:43 PM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 16, 8:09 PM HST | Special Weather Statement | HFO | Kauai | 51 min |
| Mar 16, 8:30 PM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| Mar 16, 8:36 PM HST | Special Marine Warning | HFO | 114 min | |
| Mar 16, 9:08 PM HST | Severe Thunderstorm Warning | HFO | Kauai | 42 min |
| Mar 16, 9:44 PM HST | Flash Flood Warning | HFO | Kauai | 18 hr |
| Mar 16, 10:26 PM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 17, 12:23 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 17, 1:22 AM HST | Tornado Warning | HFO | Kauai | 23 min |
| Mar 17, 2:23 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 17, 2:30 AM HST | Areal Flood Advisory | HFO | Kauai | 6 hr |
| Mar 17, 4:23 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 17, 5:14 AM HST | Severe Thunderstorm Warning | HFO | Kauai | 46 min |
| Mar 17, 5:49 AM HST | Tornado Warning | HFO | Kauai | 26 min |
| Mar 17, 6:29 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 17, 8:29 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 17, 8:59 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 17, 10:08 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Mar 17, 10:20 AM HST | Special Weather Statement | HFO | Honolulu | 25 min |
| Mar 17, 10:34 AM HST | Special Marine Warning | HFO | 116 min | |
| Mar 17, 11:05 AM HST | Severe Thunderstorm Watch | SPC | Kalawao | 6 hr |
| Mar 17, 11:12 AM HST | Special Weather Statement | HFO | 33 min | |
| Mar 17, 11:51 AM HST | Special Weather Statement | HFO | 24 min | |
| Mar 17, 11:55 AM HST | Special Marine Warning | HFO | 110 min | |
| Mar 17, 1:33 PM HST | Areal Flood Advisory | HFO | Kalawao | 112 min |
| Mar 17, 2:03 PM HST | Areal Flood Advisory | HFO | Kalawao | 81 min |
| Mar 17, 2:25 PM HST | Areal Flood Advisory | HFO | Kalawao | 6 hr |
| Mar 17, 2:41 PM HST | Special Weather Statement | HFO | Kalawao | 34 min |
| Mar 17, 3:56 PM HST | Special Marine Warning | HFO | 64 min | |
| Mar 17, 4:33 PM HST | Special Marine Warning | HFO | 42 min | |
| Mar 17, 5:41 PM HST | Special Marine Warning | HFO | 64 min | |
| Mar 17, 6:34 PM HST | Areal Flood Advisory | HFO | Hawaii | 3 hr |
| Mar 17, 7:52 PM HST | Winter Weather Advisory | HFO | Hawaii | 20 hr |
| Mar 17, 7:55 PM HST | Areal Flood Advisory | HFO | Hawaii | 6 hr |
| Mar 17, 11:26 PM HST | Flash Flood Warning | HFO | Hawaii | 3 hr |
| Mar 18, 1:32 AM HST | Flash Flood Warning | HFO | Hawaii | 5 hr |
| Mar 18, 4:22 AM HST | Wind Advisory | HFO | Hawaii | 11 hr |
| Mar 18, 8:07 AM HST | Special Marine Warning | HFO | 83 min | |
| Mar 18, 9:11 AM HST | Severe Thunderstorm Watch | SPC | Kauai | 5 hr |
| Mar 18, 9:13 AM HST | Special Marine Warning | HFO | 107 min | |
| Mar 18, 9:53 AM HST | Severe Thunderstorm Warning | HFO | Kauai | 22 min |
| Mar 18, 10:05 AM HST | Special Marine Warning | HFO | 115 min | |
| Mar 18, 10:35 AM HST | Special Weather Statement | HFO | Kauai | 25 min |
| Mar 18, 10:49 AM HST | Severe Thunderstorm Warning | HFO | Kauai | 26 min |
| Mar 18, 11:09 AM HST | Severe Thunderstorm Warning | HFO | Kauai | 21 min |
| Mar 18, 11:13 AM HST | Special Marine Warning | HFO | 78 min | |
| Mar 18, 11:20 AM HST | Areal Flood Advisory | HFO | Kauai | 86 min |
| Mar 18, 11:26 AM HST | Severe Thunderstorm Warning | HFO | Kauai | 34 min |
| Mar 18, 1:18 PM HST | Special Marine Warning | HFO | 87 min | |
| Mar 18, 2:39 PM HST | Special Marine Warning | HFO | 66 min | |
| Mar 18, 3:12 PM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 18, 3:35 PM HST | Areal Flood Advisory | HFO | Kauai | 99 min |
| Mar 18, 3:40 PM HST | Special Marine Warning | HFO | 65 min | |
| Mar 18, 3:58 PM HST | Flash Flood Warning | HFO | Honolulu | 2 hr |
| Mar 18, 4:40 PM HST | Special Marine Warning | HFO | 50 min | |
| Mar 18, 4:43 PM HST | Special Marine Warning | HFO | 44 min | |
| Mar 18, 5:26 PM HST | Special Marine Warning | HFO | 49 min | |
| Mar 18, 6:09 PM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 18, 7:11 PM HST | Special Weather Statement | HFO | 64 min | |
| Mar 18, 7:51 PM HST | Special Marine Warning | HFO | 97 min | |
| Mar 20, 3:23 AM HST | Small Craft Advisory | HFO | 24 hr | |
| Mar 20, 3:30 PM HST | High Surf Advisory | HFO | Honolulu, Kauai | 12 hr |
| Mar 21, 4:51 AM HST | Small Craft Advisory | HFO | 9 days | |
| Mar 21, 4:43 PM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| Mar 22, 3:17 PM HST | Wind Advisory | HFO | Hawaii, Honolulu, Kauai, Kalawao | 4 days |
| Mar 23, 3:31 PM HST | Gale Warning | HFO | 3 days | |
| Mar 23, 3:31 PM HST | High Surf Advisory | HFO | Hawaii, Honolulu, Kauai, Kalawao | 6 days |
| Mar 24, 4:59 PM HST | Tsunami Watch | HEB | Hawaii, Honolulu, Kauai, Kalawao | 54 min |
| Mar 27, 3:23 PM HST | Flash Flood Watch | HFO | Honolulu, Kauai | 48 hr |
| Mar 27, 6:50 PM HST | Areal Flood Advisory | HFO | Honolulu | 6 hr |
| Mar 27, 10:59 PM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 27, 11:49 PM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Mar 28, 12:01 AM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| Mar 28, 12:28 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Mar 28, 12:36 AM HST | Special Marine Warning | HFO | 114 min | |
| Mar 28, 1:00 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Mar 28, 1:31 AM HST | Special Marine Warning | HFO | 119 min | |
| Mar 28, 2:23 AM HST | Flash Flood Warning | HFO | Honolulu | 3 hr |
| Mar 28, 2:25 AM HST | Special Marine Warning | HFO | 65 min | |
| Mar 28, 2:34 AM HST | Severe Thunderstorm Warning | HFO | Kauai | 56 min |
| Mar 28, 2:57 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Mar 28, 3:21 AM HST | Special Marine Warning | HFO | 114 min | |
| Mar 28, 3:28 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Mar 28, 3:44 AM HST | Flash Flood Warning | HFO | Honolulu | 2 hr |
| Mar 28, 4:53 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 28, 6:29 AM HST | Flash Flood Warning | HFO | Kauai | 6 hr |
| Mar 28, 6:43 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 28, 8:34 AM HST | Special Marine Warning | HFO | 116 min | |
| Mar 28, 9:13 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 28, 10:21 AM HST | Special Marine Warning | HFO | 78 min | |
| Mar 28, 4:13 PM HST | Areal Flood Advisory | HFO | Honolulu | 94 min |
| Mar 29, 3:57 AM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
| Mar 29, 10:09 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 29, 10:20 AM HST | Flash Flood Warning | HFO | Honolulu | 102 min |
| Mar 29, 10:24 AM HST | Areal Flood Advisory | HFO | Kalawao | 99 min |
| Mar 29, 1:18 PM HST | Areal Flood Advisory | HFO | Hawaii | 6 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 7 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 2 |
| Special Weather Statement | 10 |
| Flooding | |
| Flash Flood Warning | 17 |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 44 |
| Winter | |
| Winter Weather Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 3 |
| Wind Advisory | 4 |
| Coast and beach | |
| Tsunami Watch | 1 |
| High Surf Advisory | 5 |
| Marine | |
| Gale Warning | 2 |
| Special Marine Warning | 43 |
| Gale Watch | 1 |
| Small Craft Advisory | 8 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.