Alert archive / Alabama / Barbour County
Weather alerts in Barbour County, Alabama, 2020
122 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Barbour County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 122
- Warnings
- 24
- Watches
- 17
- Advisories
- 35
- Busiest month
- April26 alerts
- Busiest day
- April 20, 20206 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
2 of 4 tornado warnings covering Barbour County in 2020 had a tornado report inside them; 5 of 9 tornado reports fell inside a warning, on average 5 minutes after it went out.
Barbour County, 2020
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 2 | 50% | 9 | 56% | 5 min |
| Severe thunderstorm warnings | 15 | 10 | 33% | 31 | 68% | 31 min |
| Flash flood warnings | 3 | 2 | 33% | 9 | 78% | 195 min |
Each office's whole area, 2020
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Birmingham, AL: tornado warnings | 40 | 16 | 60% | 62 | 68% | 17 min |
| NWS Birmingham, AL: severe thunderstorm warnings | 206 | 150 | 27% | 663 | 66% | 25 min |
| NWS Birmingham, AL: flash flood warnings | 36 | 27 | 25% | 123 | 82% | 117 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 3, 4:40 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Jan 3, 7:26 AM CST | Special Weather Statement | BMX | 34 min |
| Jan 9, 1:49 PM CST | Wind Advisory | BMX | 55 hr |
| Jan 11, 12:42 PM CST | Tornado Watch | SPC | 7 hr |
| Jan 11, 2:26 PM CST | Mesoscale Discussion | SPC | 94 min |
| Jan 11, 3:27 PM CST | Areal Flood Advisory | BMX | 2 hr |
| Jan 11, 3:42 PM CST | Severe Thunderstorm Warning | BMX | 78 min |
| Jan 11, 4:37 PM CST | Tornado Warning | BMX | 23 min |
| Jan 12, 2:51 AM CST | Dense Fog Advisory | BMX | 6 hr |
| Jan 14, 2:10 PM CST | Special Weather Statement | BMX | 65 min |
| Jan 15, 3:18 AM CST | Dense Fog Advisory | BMX | 8 hr |
| Jan 15, 3:13 PM CST | Dense Fog Advisory | BMX | 17 hr |
| Jan 24, 5:05 AM CST | Dense Fog Advisory | BMX | 4 hr |
| Jan 28, 12:20 AM CST | Dense Fog Advisory | BMX | 9 hr |
| Jan 29, 3:08 PM CST | Dense Fog Advisory | BMX | 18 hr |
| Feb 4, 2:08 PM CST | Flash Flood Watch | BMX | 48 hr |
| Feb 6, 2:02 AM CST | Mesoscale Discussion | SPC | 88 min |
| Feb 6, 3:27 AM CST | Tornado Watch | SPC | 9 hr |
| Feb 6, 10:00 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 8, 9:26 PM CST | Dense Fog Advisory | BMX | 12 hr |
| Feb 13, 6:42 AM CST | Special Weather Statement | BMX | 48 min |
| Feb 18, 6:56 AM CST | Dense Fog Advisory | BMX | 3 hr |
| Mar 3, 9:16 AM CST | Mesoscale Discussion | SPC | 89 min |
| Mar 3, 12:52 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 3, 2:35 PM CST | Flash Flood Watch | BMX | 45 hr |
| Mar 4, 2:39 AM CST | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 4, 6:37 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 4, 6:42 AM CST | Severe Thunderstorm Warning | BMX | 48 min |
| Mar 4, 6:52 AM CST | Severe Thunderstorm Warning | BMX | 38 min |
| Mar 4, 7:27 AM CST | Severe Thunderstorm Warning | BMX | 26 min |
| Mar 5, 2:26 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Mar 5, 4:59 AM CST | Severe Thunderstorm Warning | BMX | 23 min |
| Mar 5, 9:34 PM CST | Dense Fog Advisory | BMX | 8 hr |
| Mar 6, 5:13 AM CST | Wind Advisory | BMX | 13 hr |
| Mar 11, 2:34 AM CDT | Dense Fog Advisory | BMX | 4 hr |
| Mar 14, 6:52 AM CDT | Dense Fog Advisory | BMX | 3 hr |
| Mar 18, 3:08 AM CDT | Dense Fog Advisory | BMX | 6 hr |
| Mar 27, 3:58 AM CDT | Dense Fog Advisory | BMX | 5 hr |
| Mar 31, 8:51 AM CDT | Tornado Watch | SPC | 6 hr |
| Mar 31, 10:47 AM CDT | Tornado Warning | BMX | 43 min |
| Mar 31, 10:50 AM CDT | Severe Thunderstorm Warning | BMX | 40 min |
| Mar 31, 11:27 AM CDT | Severe Thunderstorm Warning | BMX | 33 min |
| Mar 31, 11:33 AM CDT | Tornado Warning | BMX | 17 min |
| Apr 8, 5:50 AM CDT | Dense Fog Advisory | BMX | 3 hr |
| Apr 8, 12:13 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 8, 2:40 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 8, 5:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Apr 11, 2:04 PM CDT | Wind Advisory | BMX | 42 hr |
| Apr 12, 10:28 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Apr 12, 10:45 PM CDT | Tornado Watch | SPC | 8 hr |
| Apr 13, 12:08 AM CDT | Special Weather Statement | BMX | 82 min |
| Apr 13, 12:43 AM CDT | Severe Thunderstorm Warning | BMX | 53 min |
| Apr 13, 1:04 AM CDT | Areal Flood Advisory | BMX | 3 hr |
| Apr 18, 3:50 AM CDT | Flash Flood Watch | BMX | 48 hr |
| Apr 19, 12:57 PM CDT | Flash Flood Warning | BMX | 3 hr |
| Apr 19, 3:56 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 19, 5:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Apr 19, 8:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Apr 19, 10:13 PM CDT | Tornado Watch | SPC | 10 hr |
| Apr 19, 10:58 PM CDT | Severe Thunderstorm Warning | BMX | 47 min |
| Apr 19, 10:59 PM CDT | Tornado Warning | BMX | 46 min |
| Apr 19, 11:02 PM CDT | Severe Thunderstorm Warning | BMX | 43 min |
| Apr 19, 11:16 PM CDT | Severe Thunderstorm Warning | BMX | 47 min |
| Apr 22, 10:23 PM CDT | Wind Advisory | BMX | 14 hr |
| Apr 23, 4:05 AM CDT | Tornado Watch | SPC | 11 hr |
| Apr 23, 7:43 AM CDT | Mesoscale Discussion | SPC | 92 min |
| Apr 23, 8:01 AM CDT | Special Weather Statement | BMX | 44 min |
| Apr 23, 9:14 AM CDT | Special Weather Statement | BMX | 46 min |
| Apr 26, 2:42 AM CDT | Wind Advisory | BMX | 16 hr |
| May 6, 2:39 AM CDT | Wind Advisory | BMX | 18 hr |
| May 7, 3:12 PM CDT | Wind Advisory | BMX | 26 hr |
| May 22, 3:53 PM CDT | Severe Thunderstorm Warning | BMX | 37 min |
| May 22, 4:03 PM CDT | Special Weather Statement | BMX | 42 min |
| May 23, 3:05 AM CDT | Dense Fog Advisory | BMX | 6 hr |
| Jun 24, 1:36 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 24, 2:17 PM CDT | Special Weather Statement | BMX | 28 min |
| Jun 24, 5:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 24, 8:13 PM CDT | Special Weather Statement | BMX | 47 min |
| Jun 25, 6:22 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 28, 6:34 PM CDT | Special Weather Statement | BMX | 26 min |
| Jun 28, 6:49 PM CDT | Severe Thunderstorm Warning | BMX | 26 min |
| Jul 1, 10:47 AM CDT | Special Weather Statement | BMX | 43 min |
| Jul 1, 12:17 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jul 10, 3:11 AM CDT | Heat Advisory | BMX | 16 hr |
| Jul 12, 12:09 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 12, 2:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jul 12, 4:58 PM CDT | Special Weather Statement | BMX | 47 min |
| Jul 15, 2:53 PM CDT | Severe Thunderstorm Warning | BMX | 15 min |
| Jul 22, 6:24 PM CDT | Special Weather Statement | BMX | 51 min |
| Aug 8, 5:46 PM CDT | Special Weather Statement | BMX | 29 min |
| Aug 10, 7:49 PM CDT | Special Weather Statement | BMX | 41 min |
| Aug 10, 8:31 PM CDT | Special Weather Statement | BMX | 29 min |
| Aug 11, 12:47 PM CDT | Severe Thunderstorm Warning | BMX | 23 min |
| Aug 19, 1:57 PM CDT | Special Weather Statement | BMX | 33 min |
| Aug 19, 3:16 PM CDT | Special Weather Statement | BMX | 29 min |
| Aug 20, 10:48 AM CDT | Special Weather Statement | BMX | 42 min |
| Aug 20, 11:52 AM CDT | Special Weather Statement | BMX | 23 min |
| Aug 24, 8:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Sep 12, 4:25 PM CDT | Special Weather Statement | BMX | 35 min |
| Sep 14, 4:27 AM CDT | Flash Flood Watch | BMX | 3 days |
| Sep 15, 3:37 PM CDT | Wind Advisory | BMX | 35 hr |
| Sep 16, 11:21 AM CDT | Areal Flood Advisory | BMX | 4 hr |
| Sep 16, 3:03 PM CDT | Areal Flood Advisory | BMX | 6 hr |
| Sep 16, 6:13 PM CDT | Flash Flood Warning | BMX | 6 hr |
| Sep 16, 7:53 PM CDT | Flash Flood Warning | BMX | 6 hr |
| Sep 24, 3:54 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 26, 4:54 AM CDT | Dense Fog Advisory | BMX | 4 hr |
| Oct 10, 11:13 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 10, 12:47 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 10, 3:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Oct 28, 10:06 AM CDT | Tropical Storm Warning | BMX | 21 hr |
| Oct 28, 11:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Oct 28, 11:34 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 29, 2:11 AM CDT | Mesoscale Discussion | SPC | 94 min |
| Nov 2, 1:22 PM CST | Frost Advisory | BMX | 18 hr |
| Nov 17, 2:01 PM CST | Red Flag Warning | BMX | 3 hr |
| Nov 17, 4:48 PM CST | Frost Advisory | BMX | 15 hr |
| Nov 26, 4:39 AM CST | Mesoscale Discussion | SPC | 96 min |
| Nov 29, 11:11 PM CST | Wind Advisory | BMX | 7 hr |
| Dec 11, 2:17 AM CST | Dense Fog Advisory | BMX | 7 hr |
| Dec 12, 6:57 PM CST | Dense Fog Advisory | BMX | 15 hr |
| Dec 23, 2:43 PM CST | Wind Advisory | BMX | 27 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 | 15 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 9 |
| Mesoscale Discussion | 25 |
| Special Weather Statement | 21 |
| Flooding | |
| Flash Flood Warning | 3 |
| Flash Flood Watch | 4 |
| Areal Flood Advisory | 4 |
| Heat | |
| Heat Advisory | 1 |
| Cold | |
| Frost Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 10 |
| Fire | |
| Red Flag Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 18 |
| Tropical | |
| Tropical Storm Warning | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe 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. Warning verification from the Mesonet's Cow. Rebuilt daily.