Alert archive / U.S. Virgin Islands
Weather alerts in U.S. Virgin Islands, 2026
99 weather alerts in 2026, 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.
- Alerts
- 99
- Warnings
- 6
- Watches
- 2
- Advisories
- 76
- Busiest month
- August25 alerts
- Busiest day
- April 13, 20267 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
U.S. Virgin Islands, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 0 | 0 | ||||
| Flash flood warnings | 3 | 0 | 100% | 0 |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS JSJ: tornado warnings | 0 | 1 | 0% | |||
| NWS JSJ: severe thunderstorm warnings | 0 | 14 | 0% | |||
| NWS JSJ: flash flood warnings | 31 | 17 | 45% | 90 | 44% | 57 min |
An office's figures cover every county it serves, including across state lines.
The year is still running; reports filed late and damage surveys can still change these figures.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 16, 2:11 PM CST | Rip Current Statement | JSJ | 8 days | |
| Jan 29, 1:54 AM CST | Rip Current Statement | JSJ | 4 days | |
| Feb 1, 2:40 PM CST | Rip Current Statement | JSJ | 12 days | |
| Feb 2, 1:32 AM CST | Coastal Flood Watch | JSJ | 6 hr | |
| Feb 2, 1:32 AM CST | High Surf Advisory | JSJ | 4 days | |
| Feb 2, 7:47 AM CST | Coastal Flood Advisory | JSJ | 55 hr | |
| Feb 6, 1:05 AM CST | Rip Current Statement | JSJ | 7 days | |
| Feb 8, 1:44 AM CST | High Surf Advisory | JSJ | 4 days | |
| Feb 8, 2:17 PM CST | Coastal Flood Advisory | JSJ | 59 hr | |
| Feb 14, 2:04 PM CST | Rip Current Statement | JSJ | 38 hr | |
| Feb 18, 12:33 PM CST | Rip Current Statement | JSJ | 3 days | |
| Feb 24, 11:55 AM CST | Rip Current Statement | JSJ | 4 days | |
| Feb 24, 11:55 AM CST | High Surf Advisory | JSJ | 62 hr | |
| Mar 3, 2:22 PM CST | Rip Current Statement | JSJ | 6 days | |
| Mar 14, 2:11 PM CDT | Rip Current Statement | JSJ | 5 days | |
| Mar 16, 3:47 AM CDT | Wind Advisory | JSJ | 13 hr | |
| Mar 28, 11:49 AM CDT | Areal Flood Advisory | JSJ | 109 min | |
| Mar 30, 3:01 AM CDT | Rip Current Statement | JSJ | 8 days | |
| Mar 30, 9:03 AM CDT | High Surf Advisory | JSJ | 4 days | |
| Apr 11, 10:13 AM CDT | Flood Watch | JSJ | 3 days | |
| Apr 13, 8:05 AM CDT | Areal Flood Advisory | JSJ | 100 min | |
| Apr 13, 8:32 AM CDT | Flash Flood Warning | JSJ | 4 hr | |
| Apr 13, 9:45 AM CDT | Flash Flood Warning | JSJ | 2 hr | |
| Apr 13, 11:15 AM CDT | Areal Flood Advisory | JSJ | 30 min | |
| Apr 13, 11:45 AM CDT | Flash Flood Warning | JSJ | 2 hr | |
| Apr 13, 12:13 PM CDT | Areal Flood Advisory | JSJ | 2 hr | |
| Apr 13, 1:48 PM CDT | Areal Flood Advisory | JSJ | 2 hr | |
| Apr 22, 1:14 PM CDT | Rip Current Statement | JSJ | 40 hr | |
| May 13, 6:44 PM CDT | Rip Current Statement | JSJ | 31 hr | |
| May 14, 1:29 AM CDT | Heat Advisory | JSJ | 14 hr | |
| May 24, 3:00 PM CDT | Rip Current Statement | JSJ | 62 hr | |
| May 25, 12:12 AM CDT | Wind Advisory | JSJ | 19 hr | |
| Jun 6, 8:25 AM CDT | Heat Advisory | JSJ | 6 hr | |
| Jun 7, 2:23 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Jun 7, 8:51 PM CDT | Heat Advisory | JSJ | 19 hr | |
| Jun 8, 11:50 PM CDT | Heat Advisory | JSJ | 16 hr | |
| Jun 14, 10:52 AM CDT | Red Flag Warning | JSJ | 4 hr | |
| Jun 18, 9:51 PM CDT | Heat Advisory | JSJ | 19 hr | |
| Jun 19, 1:15 AM CDT | Red Flag Warning | JSJ | 14 hr | |
| Jun 19, 11:34 PM CDT | Heat Advisory | JSJ | 16 hr | |
| Jun 22, 1:00 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Jun 24, 5:12 PM CDT | Tsunami Advisory | HEB | 60 min | |
| Jul 3, 6:09 AM CDT | Heat Advisory | JSJ | 10 hr | |
| Jul 6, 1:31 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Jul 7, 12:25 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Jul 12, 12:46 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Jul 12, 11:47 PM CDT | Heat Advisory | JSJ | 16 hr | |
| Jul 14, 1:02 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Jul 20, 9:38 AM CDT | Heat Advisory | JSJ | 6 hr | |
| Jul 22, 2:56 AM CDT | Heat Advisory | JSJ | 10 hr | |
| Jul 23, 7:28 AM CDT | Heat Advisory | JSJ | 9 hr | |
| Jul 25, 11:17 PM CDT | Heat Advisory | JSJ | 16 hr | |
| Jul 26, 11:54 PM CDT | Heat Advisory | JSJ | 16 hr | |
| Jul 28, 1:00 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Jul 29, 1:14 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Jul 30, 1:35 AM CDT | Extreme Heat Warning | JSJ | 14 hr | |
| Jul 31, 1:26 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Aug 3, 1:02 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Aug 4, 1:16 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Aug 5, 12:27 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 6, 12:55 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 6, 11:31 PM CDT | Heat Advisory | JSJ | 16 hr | |
| Aug 8, 12:50 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 8, 11:51 PM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 10, 12:51 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 13, 2:50 AM CDT | Rip Current Statement | JSJ | 4 days | |
| Aug 14, 1:27 AM CDT | Heat Advisory | JSJ | 16 hr | |
| Aug 15, 1:08 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 16, 12:21 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 17, 12:14 AM CDT | Heat Advisory | JSJ | 16 hr | |
| Aug 18, 12:44 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 20, 12:34 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 21, 1:56 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Aug 22, 1:55 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Aug 23, 2:27 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Aug 24, 1:07 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Aug 25, 12:34 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 25, 11:56 PM CDT | Heat Advisory | JSJ | 16 hr | |
| Aug 27, 12:12 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Aug 28, 12:43 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Aug 29, 12:33 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Aug 29, 5:30 AM CDT | Rip Current Statement | JSJ | 60 hr | |
| Sep 2, 1:01 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Sep 3, 12:59 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Sep 4, 1:02 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Sep 5, 1:19 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Sep 6, 1:09 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Sep 7, 1:39 AM CDT | Heat Advisory | JSJ | 10 hr | |
| Sep 8, 1:25 AM CDT | Heat Advisory | JSJ | 1 min | |
| Sep 8, 1:29 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Sep 10, 10:51 AM CDT | Heat Advisory | JSJ | 5 hr | |
| Sep 11, 1:11 AM CDT | Heat Advisory | JSJ | 15 hr | |
| Sep 12, 2:52 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Sep 19, 1:33 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Sep 20, 12:32 AM CDT | Heat Advisory | JSJ | 13 hr | |
| Sep 21, 1:00 AM CDT | Heat Advisory | JSJ | 12 hr | |
| Sep 25, 1:47 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Sep 26, 12:52 AM CDT | Heat Advisory | JSJ | 14 hr | |
| Sep 26, 11:09 PM CDT | Heat Advisory | JSJ | 16 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 | 3 |
| Flood Watch | 1 |
| Areal Flood Advisory | 5 |
| Heat | |
| Extreme Heat Warning | 1 |
| Heat Advisory | 62 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 2 |
| Coast and beach | |
| Coastal Flood Watch | 1 |
| Coastal Flood Advisory | 2 |
| High Surf Advisory | 4 |
| Tsunami Advisory | 1 |
| Rip Current Statement | 15 |
The busiest days
Days with the most alerts issued, by UTC date.
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.