Alert archive / North Carolina / Brunswick County
Weather alerts in Brunswick County, North Carolina, 2021
138 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Brunswick County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 138
- Warnings
- 19
- Watches
- 16
- Advisories
- 56
- Busiest month
- July27 alerts
- Busiest day
- July 8, 20217 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 5 tornado warnings covering Brunswick County in 2021 had a tornado report inside them; 3 of 3 tornado reports fell inside a warning, on average 0 minutes after it went out.
Brunswick County, 2021
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 5 | 1 | 80% | 3 | 100% | 0 min |
| Severe thunderstorm warnings | 6 | 4 | 33% | 7 | 43% | 7 min |
| Flash flood warnings | 2 | 1 | 50% | 1 | 100% | 279 min |
Each office's whole area, 2021
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Wilmington, NC: tornado warnings | 12 | 2 | 83% | 5 | 80% | 1 min |
| NWS Wilmington, NC: severe thunderstorm warnings | 46 | 23 | 50% | 57 | 79% | 19 min |
| NWS Wilmington, NC: flash flood warnings | 8 | 5 | 38% | 7 | 86% | 99 min |
An office's figures cover every county it serves, including across state lines.
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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 31, 11:55 PM EST | Dense Fog Advisory | ILM | 10 hr |
| Jan 12, 11:13 PM EST | Dense Fog Advisory | ILM | 10 hr |
| Jan 13, 11:49 PM EST | Special Weather Statement | ILM | 26 min |
| Feb 11, 5:40 AM EST | Dense Fog Advisory | ILM | 3 hr |
| Feb 12, 3:24 PM EST | Areal Flood Advisory | ILM | 3 hr |
| Feb 15, 11:33 PM EST | Severe Thunderstorm Warning | ILM | 17 min |
| Feb 15, 11:39 PM EST | Tornado Warning | ILM | 11 min |
| Feb 15, 11:48 PM EST | Tornado Warning | ILM | 13 min |
| Feb 16, 12:00 AM EST | Tornado Warning | ILM | 15 min |
| Feb 18, 3:16 AM EST | Flash Flood Watch | ILM | 28 hr |
| Feb 19, 12:28 AM EST | Areal Flood Advisory | ILM | 109 min |
| Feb 19, 1:12 AM EST | Areal Flood Advisory | ILM | 64 min |
| Feb 22, 11:27 PM EST | Dense Fog Advisory | ILM | 7 hr |
| Feb 27, 7:01 AM EST | Dense Fog Advisory | ILM | 116 min |
| Mar 1, 12:01 PM EST | Special Weather Statement | ILM | 59 min |
| Mar 1, 12:54 PM EST | Special Weather Statement | ILM | 36 min |
| Mar 27, 3:56 PM EDT | Areal Flood Advisory | ILM | 56 min |
| Mar 28, 6:08 PM EDT | Special Weather Statement | ILM | 37 min |
| Mar 31, 6:24 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 31, 10:12 PM EDT | Special Weather Statement | ILM | 63 min |
| Apr 2, 8:21 AM EDT | Freeze Warning | ILM | 25 hr |
| Apr 10, 8:02 PM EDT | Beach Hazards Statement | ILM | 24 hr |
| Apr 10, 11:45 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 11, 12:01 AM EDT | Special Weather Statement | ILM | 89 min |
| Apr 11, 1:25 AM EDT | Special Weather Statement | ILM | 80 min |
| Apr 20, 8:05 PM EDT | Beach Hazards Statement | ILM | 24 hr |
| Apr 23, 8:02 PM EDT | Rip Current Statement | ILM | 24 hr |
| Apr 29, 3:07 PM EDT | Fire Weather Watch | ILM | 12 hr |
| Apr 30, 3:27 AM EDT | Red Flag Warning | ILM | 16 hr |
| May 3, 12:35 PM EDT | Mesoscale Discussion | SPC | 115 min |
| May 3, 1:27 PM EDT | Special Weather Statement | ILM | 33 min |
| May 3, 7:09 PM EDT | Special Weather Statement | ILM | 51 min |
| May 7, 10:27 AM EDT | Severe Thunderstorm Warning | ILM | 33 min |
| May 7, 3:30 PM EDT | Fire Weather Watch | ILM | 15 hr |
| May 7, 3:59 PM EDT | Special Weather Statement | ILM | 61 min |
| May 7, 8:02 PM EDT | Beach Hazards Statement | ILM | 24 hr |
| May 9, 7:42 PM EDT | Rip Current Statement | ILM | 24 hr |
| May 27, 8:10 PM EDT | Rip Current Statement | ILM | 48 hr |
| May 29, 12:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jun 3, 1:42 PM EDT | Special Weather Statement | ILM | 33 min |
| Jun 3, 8:50 PM EDT | Flood Watch | ILM | 7 hr |
| Jun 4, 7:49 AM EDT | Areal Flood Advisory | ILM | 86 min |
| Jun 4, 9:47 AM EDT | Areal Flood Advisory | ILM | 93 min |
| Jun 6, 9:09 AM EDT | Areal Flood Advisory | ILM | 111 min |
| Jun 10, 8:11 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 15, 12:57 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Jun 15, 1:58 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 15, 4:09 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jun 15, 4:12 PM EDT | Severe Thunderstorm Warning | ILM | 63 min |
| Jun 20, 3:35 AM EDT | Flash Flood Watch | ILM | 19 hr |
| Jun 20, 5:20 AM EDT | Tropical Storm Warning | ILM | 27 hr |
| Jun 20, 7:55 PM EDT | Rip Current Statement | ILM | 24 hr |
| Jun 20, 10:15 PM EDT | Special Weather Statement | ILM | 60 min |
| Jun 20, 11:05 PM EDT | Special Weather Statement | ILM | 55 min |
| Jun 20, 11:45 PM EDT | Areal Flood Advisory | ILM | 2 hr |
| Jun 21, 8:06 PM EDT | Rip Current Statement | ILM | 24 hr |
| Jun 24, 1:01 PM EDT | Coastal Flood Advisory | ILM | 11 hr |
| Jun 28, 11:24 AM EDT | Special Weather Statement | ILM | 66 min |
| Jul 2, 1:45 PM EDT | Areal Flood Advisory | ILM | 90 min |
| Jul 2, 2:50 PM EDT | Areal Flood Advisory | ILM | 67 min |
| Jul 6, 4:59 PM EDT | Tropical Storm Watch | ILM | 31 hr |
| Jul 6, 8:37 PM EDT | Rip Current Statement | ILM | 47 hr |
| Jul 6, 11:16 PM EDT | Tropical Storm Warning | ILM | 45 hr |
| Jul 8, 1:38 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 2:01 AM EDT | Tornado Watch | SPC | 7 hr |
| Jul 8, 7:09 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 8:27 AM EDT | Areal Flood Advisory | ILM | 2 hr |
| Jul 8, 8:35 AM EDT | Tornado Watch | SPC | 6 hr |
| Jul 8, 8:57 AM EDT | Tornado Warning | ILM | 10 min |
| Jul 8, 9:10 AM EDT | Tornado Warning | ILM | 18 min |
| Jul 8, 11:09 PM EDT | Rip Current Statement | ILM | 21 hr |
| Jul 9, 5:40 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 18, 2:20 PM EDT | Special Weather Statement | ILM | 25 min |
| Jul 19, 10:18 AM EDT | Areal Flood Advisory | ILM | 103 min |
| Jul 19, 11:55 AM EDT | Flash Flood Watch | ILM | 10 hr |
| Jul 19, 7:40 PM EDT | Areal Flood Advisory | ILM | 115 min |
| Jul 23, 3:21 PM EDT | Coastal Flood Advisory | ILM | 9 hr |
| Jul 24, 2:51 PM EDT | Coastal Flood Advisory | ILM | 8 hr |
| Jul 25, 3:26 PM EDT | Coastal Flood Advisory | ILM | 7 hr |
| Jul 28, 6:07 PM EDT | Mesoscale Discussion | SPC | 83 min |
| Jul 28, 8:56 PM EDT | Special Weather Statement | ILM | 64 min |
| Jul 29, 3:16 PM EDT | Heat Advisory | ILM | 28 hr |
| Jul 31, 3:13 AM EDT | Heat Advisory | ILM | 16 hr |
| Jul 31, 1:40 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 31, 6:55 PM EDT | Severe Thunderstorm Warning | ILM | 35 min |
| Jul 31, 10:28 PM EDT | Special Weather Statement | ILM | 62 min |
| Aug 1, 3:47 AM EDT | Heat Advisory | ILM | 15 hr |
| Aug 1, 12:37 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 1, 5:44 PM EDT | Special Weather Statement | ILM | 31 min |
| Aug 1, 9:13 PM EDT | Special Weather Statement | ILM | 47 min |
| Aug 3, 3:20 AM EDT | Flash Flood Watch | ILM | 4 min |
| Aug 3, 3:30 AM EDT | Flash Flood Watch | ILM | 24 hr |
| Aug 3, 3:23 PM EDT | Areal Flood Advisory | ILM | 112 min |
| Aug 3, 7:54 PM EDT | Areal Flood Advisory | ILM | 2 hr |
| Aug 7, 7:55 AM EDT | Areal Flood Advisory | ILM | 2 hr |
| Aug 7, 8:53 AM EDT | Areal Flood Advisory | ILM | 54 min |
| Aug 7, 9:34 AM EDT | Areal Flood Advisory | ILM | 71 min |
| Aug 7, 12:37 PM EDT | Areal Flood Advisory | ILM | 68 min |
| Aug 19, 7:49 PM EDT | Rip Current Statement | ILM | 48 hr |
| Aug 20, 2:29 PM EDT | Areal Flood Advisory | ILM | 75 min |
| Aug 20, 10:30 PM EDT | Severe Thunderstorm Warning | ILM | 30 min |
| Aug 21, 5:31 PM EDT | Areal Flood Advisory | ILM | 74 min |
| Aug 21, 6:07 PM EDT | Severe Thunderstorm Warning | ILM | 38 min |
| Sep 7, 2:19 PM EDT | Areal Flood Advisory | ILM | 71 min |
| Sep 7, 2:51 PM EDT | Special Weather Statement | ILM | 39 min |
| Sep 18, 4:55 PM EDT | Special Weather Statement | ILM | 50 min |
| Sep 19, 2:52 AM EDT | Coastal Flood Advisory | ILM | 21 hr |
| Sep 19, 8:33 PM EDT | Beach Hazards Statement | ILM | 23 hr |
| Sep 21, 3:12 AM EDT | Flash Flood Watch | ILM | 39 hr |
| Sep 21, 8:23 AM EDT | Areal Flood Advisory | ILM | 112 min |
| Sep 21, 11:13 AM EDT | Areal Flood Advisory | ILM | 3 hr |
| Sep 21, 12:34 PM EDT | Special Weather Statement | ILM | 41 min |
| Sep 21, 1:34 PM EDT | Areal Flood Advisory | ILM | 3 hr |
| Sep 21, 5:20 PM EDT | Flash Flood Warning | ILM | 3 hr |
| Sep 22, 9:07 AM EDT | Areal Flood Advisory | ILM | 3 hr |
| Sep 22, 10:21 AM EDT | Flash Flood Warning | ILM | 6 hr |
| Sep 22, 10:39 AM EDT | Areal Flood Advisory | ILM | 111 min |
| Sep 22, 1:16 PM EDT | Areal Flood Advisory | ILM | 119 min |
| Sep 22, 2:44 PM EDT | Areal Flood Advisory | ILM | 3 hr |
| Oct 7, 8:51 AM EDT | Areal Flood Advisory | ILM | 114 min |
| Oct 28, 8:17 PM EDT | Rip Current Statement | ILM | 24 hr |
| Nov 3, 2:20 PM EDT | Coastal Flood Advisory | ILM | 22 hr |
| Nov 5, 3:19 AM EDT | Coastal Flood Advisory | ILM | 12 hr |
| Nov 5, 9:45 PM EDT | Coastal Flood Advisory | ILM | 16 hr |
| Nov 6, 1:46 PM EDT | Coastal Flood Warning | ILM | 24 hr |
| Nov 6, 1:46 PM EDT | Coastal Flood Advisory | ILM | 12 hr |
| Nov 7, 9:40 PM EST | Coastal Flood Advisory | ILM | 17 hr |
| Nov 9, 3:14 AM EST | Coastal Flood Advisory | ILM | 12 hr |
| Nov 15, 2:52 AM EST | Freeze Watch | ILM | 11 hr |
| Nov 15, 2:10 PM EST | Frost Advisory | ILM | 18 hr |
| Nov 22, 4:18 AM EST | Freeze Watch | ILM | 22 hr |
| Nov 23, 2:18 AM EST | Freeze Warning | ILM | 31 hr |
| Dec 4, 4:53 AM EST | Coastal Flood Advisory | ILM | 6 hr |
| Dec 5, 1:24 AM EST | Coastal Flood Advisory | ILM | 10 hr |
| Dec 6, 3:01 AM EST | Coastal Flood Advisory | ILM | 9 hr |
| Dec 8, 3:12 AM EST | Coastal Flood Advisory | ILM | 11 hr |
| Dec 9, 3:05 AM EST | Coastal Flood Advisory | ILM | 12 hr |
| Dec 18, 3:21 AM EST | Dense Fog Advisory | ILM | 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 | 6 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 12 |
| Special Weather Statement | 22 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 6 |
| Flood Watch | 1 |
| Areal Flood Advisory | 30 |
| Heat | |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 2 |
| Frost Advisory | 1 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
| Tropical | |
| Tropical Storm Warning | 2 |
| Tropical Storm Watch | 1 |
| Coast and beach | |
| Coastal Flood Warning | 1 |
| Coastal Flood Advisory | 16 |
| Beach Hazards Statement | 4 |
| Rip Current Statement | 9 |
The busiest days
Days with the most alerts issued, by UTC date.
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.