Alert archive / Alabama / Montgomery County
Weather alerts in Montgomery County, Alabama, 2018
135 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Montgomery County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 135
- Warnings
- 18
- Watches
- 12
- Advisories
- 70
- Busiest month
- June25 alerts
- Busiest day
- June 28, 201810 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 1 tornado warnings covering Montgomery County in 2018 had a tornado report inside them; 1 of 1 tornado reports fell inside a warning, on average 10 minutes after it went out.
Montgomery County, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 1 | 0% | 1 | 100% | 10 min |
| Severe thunderstorm warnings | 6 | 6 | 0% | 3 | 67% | 18 min |
| Flash flood warnings | 3 | 2 | 33% | 0 |
Each office's whole area, 2018
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Birmingham, AL: tornado warnings | 24 | 6 | 75% | 29 | 45% | 18 min |
| NWS Birmingham, AL: severe thunderstorm warnings | 119 | 75 | 37% | 363 | 54% | 24 min |
| NWS Birmingham, AL: flash flood warnings | 40 | 22 | 45% | 61 | 92% | 97 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 12, 2:57 AM CST | Wind Advisory | BMX | 11 hr |
| Jan 15, 3:40 AM CST | Hard Freeze Watch | BMX | 32 hr |
| Jan 15, 1:45 PM CST | Winter Weather Advisory | BMX | 42 hr |
| Jan 16, 2:36 AM CST | Wind Chill Advisory | BMX | 33 hr |
| Jan 16, 11:12 AM CST | Hard Freeze Warning | BMX | 46 hr |
| Jan 22, 1:48 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Jan 22, 2:52 PM CST | Special Weather Statement | BMX | 23 min |
| Jan 22, 3:33 PM CST | Areal Flood Advisory | BMX | 117 min |
| Jan 22, 5:32 PM CST | Areal Flood Advisory | BMX | 118 min |
| Feb 7, 7:43 AM CST | Mesoscale Discussion | SPC | 62 min |
| Feb 9, 1:45 PM CST | Flood Watch | BMX | 52 hr |
| Feb 10, 7:02 AM CST | Dense Fog Advisory | BMX | 118 min |
| Feb 10, 8:29 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Feb 22, 5:42 AM CST | Dense Fog Advisory | BMX | 3 hr |
| Mar 1, 2:47 AM CST | Wind Advisory | BMX | 14 hr |
| Mar 7, 3:48 AM CST | Freeze Watch | BMX | 24 hr |
| Mar 7, 1:38 PM CST | Frost Advisory | BMX | 18 hr |
| Mar 8, 4:11 AM CST | Freeze Warning | BMX | 28 hr |
| Mar 12, 3:19 AM CDT | Frost Advisory | BMX | 30 hr |
| Mar 12, 3:19 AM CDT | Freeze Watch | BMX | 24 hr |
| Mar 12, 3:19 AM CDT | Wind Advisory | BMX | 16 hr |
| Mar 13, 3:33 AM CDT | Frost Advisory | BMX | 30 hr |
| Mar 13, 3:33 AM CDT | Freeze Watch | BMX | 24 hr |
| Mar 14, 3:23 AM CDT | Freeze Warning | BMX | 30 hr |
| Mar 19, 5:07 AM CDT | Dense Fog Advisory | BMX | 4 hr |
| Mar 20, 3:06 AM CDT | Wind Advisory | BMX | 19 hr |
| Mar 21, 2:54 AM CDT | Frost Advisory | BMX | 29 hr |
| Mar 21, 12:57 PM CDT | Wind Advisory | BMX | 6 hr |
| Apr 7, 2:30 AM CDT | Wind Advisory | BMX | 24 hr |
| Apr 14, 9:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Apr 15, 3:36 AM CDT | Wind Advisory | BMX | 18 hr |
| Apr 16, 9:19 AM CDT | Wind Advisory | BMX | 11 hr |
| Apr 22, 2:15 PM CDT | Tornado Warning | BMX | 30 min |
| Apr 22, 2:55 PM CDT | Tornado Watch | SPC | 8 hr |
| Apr 23, 5:06 AM CDT | Dense Fog Advisory | BMX | 4 hr |
| May 24, 3:48 AM CDT | Dense Fog Advisory | BMX | 5 hr |
| May 24, 1:42 PM CDT | Areal Flood Advisory | BMX | 63 min |
| May 25, 2:53 AM CDT | Dense Fog Advisory | BMX | 6 hr |
| May 25, 11:39 AM CDT | Areal Flood Advisory | BMX | 111 min |
| May 25, 1:15 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| May 25, 1:38 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| May 27, 11:04 AM CDT | River Flood Warning | BMX | 46 hr |
| May 28, 2:38 AM CDT | Wind Advisory | BMX | 35 hr |
| May 28, 2:45 AM CDT | Flash Flood Watch | BMX | 40 hr |
| May 29, 5:15 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| May 29, 8:55 PM CDT | Areal Flood Advisory | BMX | 2 hr |
| May 30, 1:46 AM CDT | Areal Flood Advisory | BMX | 6 hr |
| May 30, 2:55 AM CDT | Flash Flood Warning | BMX | 6 hr |
| May 30, 5:18 AM CDT | Flash Flood Watch | BMX | 14 hr |
| May 30, 7:44 AM CDT | Flash Flood Warning | BMX | 6 hr |
| May 31, 1:00 PM CDT | Special Weather Statement | BMX | 30 min |
| May 31, 1:32 PM CDT | Special Weather Statement | BMX | 28 min |
| Jun 3, 2:24 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Jun 11, 5:03 AM CDT | Dense Fog Advisory | BMX | 3 hr |
| Jun 13, 2:47 AM CDT | Dense Fog Advisory | BMX | 5 hr |
| Jun 18, 5:10 AM CDT | Dense Fog Advisory | BMX | 3 hr |
| Jun 25, 4:40 AM CDT | Heat Advisory | BMX | 14 hr |
| Jun 25, 7:41 PM CDT | Heat Advisory | BMX | 24 hr |
| Jun 26, 2:13 PM CDT | Special Weather Statement | BMX | 32 min |
| Jun 26, 2:20 PM CDT | Areal Flood Advisory | BMX | 115 min |
| Jun 26, 2:44 PM CDT | Special Weather Statement | BMX | 31 min |
| Jun 26, 3:13 PM CDT | Special Weather Statement | BMX | 32 min |
| Jun 26, 3:54 PM CDT | Heat Advisory | BMX | 27 hr |
| Jun 27, 5:24 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 7:56 PM CDT | Heat Advisory | BMX | 23 hr |
| Jun 28, 10:46 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 28, 1:07 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 28, 4:05 PM CDT | Severe Thunderstorm Warning | BMX | 25 min |
| Jun 28, 4:12 PM CDT | Special Weather Statement | BMX | 33 min |
| Jun 28, 4:25 PM CDT | Severe Thunderstorm Warning | BMX | 35 min |
| Jun 28, 4:27 PM CDT | Severe Thunderstorm Warning | BMX | 33 min |
| Jun 28, 4:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jun 28, 4:50 PM CDT | Severe Thunderstorm Warning | BMX | 25 min |
| Jun 28, 4:56 PM CDT | Severe Thunderstorm Warning | BMX | 34 min |
| Jun 30, 2:38 PM CDT | Special Weather Statement | BMX | 37 min |
| Jun 30, 2:49 PM CDT | Special Weather Statement | BMX | 26 min |
| Jun 30, 3:13 PM CDT | Special Weather Statement | BMX | 32 min |
| Jul 7, 5:53 PM CDT | Areal Flood Advisory | BMX | 2 hr |
| Jul 13, 3:56 AM CDT | Heat Advisory | BMX | 15 hr |
| Jul 13, 4:27 PM CDT | Areal Flood Advisory | BMX | 2 hr |
| Jul 14, 3:02 AM CDT | Heat Advisory | BMX | 16 hr |
| Jul 14, 2:07 PM CDT | Special Weather Statement | BMX | 23 min |
| Jul 14, 2:28 PM CDT | Special Weather Statement | BMX | 47 min |
| Jul 14, 2:55 PM CDT | Areal Flood Advisory | BMX | 2 hr |
| Jul 15, 6:17 PM CDT | Areal Flood Advisory | BMX | 118 min |
| Jul 15, 6:47 PM CDT | Flash Flood Warning | BMX | 88 min |
| Jul 15, 7:14 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Jul 19, 4:27 PM CDT | Heat Advisory | BMX | 27 hr |
| Jul 22, 1:05 PM CDT | Severe Thunderstorm Warning | BMX | 40 min |
| Jul 22, 1:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 31, 12:46 PM CDT | Special Weather Statement | BMX | 29 min |
| Jul 31, 1:00 PM CDT | Special Weather Statement | BMX | 30 min |
| Jul 31, 1:43 PM CDT | Flash Flood Watch | BMX | 37 hr |
| Aug 3, 4:26 AM CDT | Dense Fog Advisory | BMX | 5 hr |
| Aug 7, 3:18 AM CDT | Heat Advisory | BMX | 16 hr |
| Aug 7, 1:21 PM CDT | Special Weather Statement | BMX | 24 min |
| Aug 7, 1:44 PM CDT | Special Weather Statement | BMX | 46 min |
| Aug 14, 2:56 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Aug 14, 3:12 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Aug 15, 1:21 AM CDT | Dense Fog Advisory | BMX | 8 hr |
| Aug 31, 5:45 PM CDT | Special Weather Statement | BMX | 30 min |
| Sep 4, 5:31 PM CDT | Special Weather Statement | BMX | 29 min |
| Sep 4, 6:00 PM CDT | Special Weather Statement | BMX | 30 min |
| Sep 10, 10:23 PM CDT | Areal Flood Advisory | BMX | 2 hr |
| Sep 25, 5:59 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Sep 26, 4:40 PM CDT | Areal Flood Advisory | BMX | 2 hr |
| Sep 27, 11:38 AM CDT | Special Weather Statement | BMX | 37 min |
| Sep 30, 4:54 PM CDT | Special Weather Statement | BMX | 36 min |
| Oct 10, 4:28 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Oct 16, 5:04 AM CDT | Dense Fog Advisory | BMX | 4 hr |
| Oct 29, 6:47 AM CDT | Dense Fog Advisory | BMX | 2 hr |
| Nov 1, 4:30 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Nov 1, 5:27 AM CDT | Tornado Watch | SPC | 7 hr |
| Nov 1, 7:50 AM CDT | Mesoscale Discussion | SPC | 115 min |
| Nov 1, 10:05 AM CDT | Special Weather Statement | BMX | 25 min |
| Nov 7, 10:34 AM CST | Mesoscale Discussion | SPC | 56 min |
| Nov 7, 1:48 PM CST | Special Weather Statement | BMX | 42 min |
| Nov 8, 11:43 PM CST | Dense Fog Advisory | BMX | 10 hr |
| Nov 10, 8:52 AM CST | Frost Advisory | BMX | 23 hr |
| Nov 12, 4:13 PM CST | Areal Flood Advisory | BMX | 2 hr |
| Nov 15, 2:44 AM CST | Freeze Warning | BMX | 30 hr |
| Nov 18, 2:39 AM CST | Dense Fog Advisory | BMX | 5 hr |
| Nov 24, 7:22 PM CST | Dense Fog Advisory | BMX | 15 hr |
| Dec 8, 10:44 PM CST | Wind Advisory | BMX | 3 hr |
| Dec 17, 2:33 AM CST | Dense Fog Advisory | BMX | 7 hr |
| Dec 18, 12:42 AM CST | Dense Fog Advisory | BMX | 9 hr |
| Dec 26, 1:54 PM CST | Wind Advisory | BMX | 34 hr |
| Dec 26, 2:07 PM CST | Flash Flood Watch | BMX | 45 hr |
| Dec 27, 1:32 PM CST | River Flood Warning | BMX | 4 days |
| Dec 28, 6:38 AM CST | Areal Flood Advisory | BMX | 3 hr |
| Dec 28, 7:36 PM CST | River Flood Warning | BMX | 72 hr |
| Dec 28, 7:48 PM CST | River Flood Warning | BMX | 4 days |
| Dec 28, 9:38 PM CST | Dense Fog Advisory | BMX | 10 hr |
| Dec 30, 2:17 AM CST | Dense Fog Advisory | BMX | 8 hr |
| Dec 30, 6:08 PM CST | Dense Fog Advisory | BMX | 13 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 | 1 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 12 |
| Special Weather Statement | 23 |
| Flooding | |
| Flash Flood Warning | 3 |
| River Flood Warning | 4 |
| Flash Flood Watch | 4 |
| Flood Watch | 1 |
| Areal Flood Advisory | 23 |
| Winter | |
| Winter Weather Advisory | 1 |
| Heat | |
| Heat Advisory | 8 |
| Cold | |
| Freeze Warning | 3 |
| Hard Freeze Warning | 1 |
| Freeze Watch | 3 |
| Hard Freeze Watch | 1 |
| Frost Advisory | 5 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 11 |
| Fog and smoke | |
| Dense Fog Advisory | 21 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20172019
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.