Alert archive / Alabama / Calhoun County
Weather alerts in Calhoun County, Alabama, 2026
109 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Calhoun County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 109
- Warnings
- 13
- Watches
- 19
- Advisories
- 40
- Busiest month
- July22 alerts
- Busiest day
- July 1, 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.
Calhoun County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 5 | 5 | 0% | 6 | 67% | 23 min |
| Flash flood warnings | 3 | 1 | 67% | 2 | 100% | 26 min |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Birmingham, AL: tornado warnings | 9 | 2 | 78% | 12 | 17% | 0 min |
| NWS Birmingham, AL: severe thunderstorm warnings | 191 | 131 | 31% | 562 | 65% | 24 min |
| NWS Birmingham, AL: flash flood warnings | 35 | 23 | 34% | 58 | 88% | 76 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 | Lasted |
|---|---|---|---|
| Jan 3, 9:59 PM CST | Dense Fog Advisory | BMX | 10 hr |
| Jan 6, 5:26 PM CST | Dense Fog Advisory | BMX | 18 hr |
| Jan 7, 8:52 PM CST | Dense Fog Advisory | BMX | 13 hr |
| Jan 8, 11:53 AM CST | Flood Watch | BMX | 51 hr |
| Jan 10, 3:49 AM CST | Tornado Watch | SPC | 9 hr |
| Jan 10, 5:37 AM CST | Areal Flood Advisory | BMX | 7 hr |
| Jan 10, 6:17 AM CST | Special Weather Statement | BMX | 28 min |
| Jan 10, 8:54 AM CST | Areal Flood Advisory | BMX | 3 hr |
| Jan 21, 2:08 AM CST | Winter Storm Watch | BMX | 68 hr |
| Jan 23, 3:15 PM CST | Extreme Cold Watch | BMX | 20 hr |
| Jan 24, 10:48 AM CST | Cold Weather Advisory | BMX | 47 hr |
| Jan 24, 10:25 PM CST | Cold Weather Advisory | BMX | 59 hr |
| Jan 28, 11:24 PM CST | Extreme Cold Watch | BMX | 35 hr |
| Jan 29, 11:29 AM CST | Cold Weather Advisory | BMX | 49 hr |
| Jan 29, 11:29 AM CST | Extreme Cold Warning | BMX | 3 days |
| Jan 30, 10:53 AM CST | Wind Advisory | BMX | 33 hr |
| Jan 30, 10:58 AM CST | Winter Weather Advisory | BMX | 25 hr |
| Feb 4, 6:07 AM CST | Dense Fog Advisory | BMX | 3 hr |
| Feb 21, 10:27 PM CST | Wind Advisory | BMX | 20 hr |
| Feb 26, 10:01 PM CST | Areal Flood Advisory | BMX | 104 min |
| Feb 27, 10:01 PM CST | Dense Fog Advisory | BMX | 12 hr |
| Mar 6, 6:14 AM CST | Dense Fog Advisory | BMX | 3 hr |
| Mar 7, 6:58 PM CST | Special Weather Statement | BMX | 77 min |
| Mar 8, 9:46 PM CDT | Dense Fog Advisory | BMX | 12 hr |
| Mar 9, 3:21 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Mar 9, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 9, 6:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Mar 9, 7:34 PM CDT | Special Weather Statement | BMX | 71 min |
| Mar 9, 7:39 PM CDT | Severe Thunderstorm Warning | BMX | 66 min |
| Mar 9, 8:10 PM CDT | Severe Thunderstorm Warning | BMX | 65 min |
| Mar 9, 8:33 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Mar 9, 8:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Mar 11, 11:47 PM CDT | Wind Advisory | BMX | 19 hr |
| Mar 12, 10:59 AM CDT | Frost Advisory | BMX | 23 hr |
| Mar 14, 10:20 PM CDT | Wind Advisory | BMX | 45 hr |
| Mar 14, 10:24 PM CDT | Freeze Warning | BMX | 3 days |
| Mar 15, 9:28 PM CDT | Tornado Watch | SPC | 7 hr |
| Mar 16, 1:00 AM CDT | Special Weather Statement | BMX | 60 min |
| Mar 16, 1:56 AM CDT | Special Weather Statement | BMX | 64 min |
| Mar 18, 10:53 AM CDT | Frost Advisory | BMX | 21 hr |
| Mar 26, 1:43 PM CDT | Fire Weather Watch | BMX | 21 hr |
| Mar 27, 10:58 AM CDT | Red Flag Warning | BMX | 32 hr |
| Apr 4, 8:48 PM CDT | Special Weather Statement | BMX | 27 min |
| Apr 4, 9:13 PM CDT | Special Weather Statement | BMX | 62 min |
| Apr 11, 10:57 AM CDT | Fire Weather Watch | BMX | 11 hr |
| Apr 11, 10:01 PM CDT | Red Flag Warning | BMX | 21 hr |
| Apr 26, 1:20 AM CDT | Dense Fog Advisory | BMX | 8 hr |
| Apr 29, 6:26 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 6, 4:52 AM CDT | Flood Watch | BMX | 26 hr |
| May 6, 2:39 PM CDT | Tornado Watch | SPC | 8 hr |
| May 6, 4:37 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 9, 8:44 PM CDT | Dense Fog Advisory | BMX | 13 hr |
| May 24, 11:18 AM CDT | Flood Watch | BMX | 7 hr |
| May 24, 12:55 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 24, 11:29 PM CDT | Flood Watch | BMX | 47 hr |
| May 25, 5:21 AM CDT | Dense Fog Advisory | BMX | 5 hr |
| May 25, 12:23 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 1, 11:26 AM CDT | Severe Thunderstorm Watch | SPC | 12 hr |
| Jun 1, 2:18 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jun 1, 2:27 PM CDT | Severe Thunderstorm Warning | BMX | 78 min |
| Jun 1, 3:08 PM CDT | Severe Thunderstorm Warning | BMX | 52 min |
| Jun 7, 8:07 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Jun 8, 3:09 AM CDT | Flood Watch | BMX | 17 hr |
| Jun 8, 3:08 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Jun 14, 6:07 PM CDT | Special Weather Statement | BMX | 53 min |
| Jun 16, 3:06 PM CDT | Flood Watch | BMX | 3 days |
| Jun 18, 2:20 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Jun 22, 12:20 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 28, 11:53 AM CDT | Heat Advisory | BMX | 4 days |
| Jun 30, 1:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 30, 11:24 PM CDT | Heat Advisory | BMX | 44 hr |
| Jul 1, 12:29 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 1, 1:00 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 1, 3:19 PM CDT | Special Weather Statement | BMX | 26 min |
| Jul 1, 3:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jul 1, 4:00 PM CDT | Special Weather Statement | BMX | 45 min |
| Jul 1, 4:48 PM CDT | Special Weather Statement | BMX | 27 min |
| Jul 2, 10:52 AM CDT | Heat Advisory | BMX | 58 hr |
| Jul 2, 8:41 PM CDT | Special Weather Statement | BMX | 34 min |
| Jul 2, 9:04 PM CDT | Severe Thunderstorm Warning | BMX | 41 min |
| Jul 2, 9:17 PM CDT | Special Weather Statement | BMX | 28 min |
| Jul 3, 11:54 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 3, 3:32 PM CDT | Special Weather Statement | BMX | 28 min |
| Jul 5, 3:13 PM CDT | Special Weather Statement | BMX | 17 min |
| Jul 9, 5:27 PM CDT | Special Weather Statement | BMX | 33 min |
| Jul 14, 2:28 PM CDT | Areal Flood Advisory | BMX | 100 min |
| Jul 19, 12:02 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jul 22, 10:39 AM CDT | Flood Watch | BMX | 3 days |
| Jul 24, 3:33 PM CDT | Areal Flood Advisory | BMX | 3 hr |
| Jul 24, 3:54 PM CDT | Flash Flood Warning | BMX | 3 hr |
| Jul 25, 1:03 AM CDT | Dense Fog Advisory | BMX | 7 hr |
| Jul 26, 11:25 AM CDT | Heat Advisory | BMX | 58 hr |
| Aug 1, 3:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 1:34 PM CDT | Areal Flood Advisory | BMX | 2 hr |
| Aug 7, 1:41 PM CDT | Special Weather Statement | BMX | 34 min |
| Aug 7, 1:52 PM CDT | Areal Flood Advisory | BMX | 107 min |
| Aug 9, 12:49 PM CDT | Special Weather Statement | BMX | 26 min |
| Aug 11, 10:24 AM CDT | Heat Advisory | BMX | 5 days |
| Aug 11, 3:53 PM CDT | Flash Flood Warning | BMX | 2 hr |
| Aug 16, 10:16 AM CDT | Extreme Heat Warning | BMX | 35 hr |
| Aug 17, 8:15 PM CDT | Special Weather Statement | BMX | 45 min |
| Aug 17, 8:53 PM CDT | Special Weather Statement | BMX | 67 min |
| Sep 1, 9:42 AM CDT | Heat Advisory | BMX | 5 days |
| Sep 6, 1:28 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 11, 1:46 PM CDT | Special Weather Statement | BMX | 44 min |
| Sep 11, 2:43 PM CDT | Areal Flood Advisory | BMX | 2 hr |
| Sep 11, 3:18 PM CDT | Flash Flood Warning | BMX | 3 hr |
| Sep 18, 12:43 PM CDT | Heat Advisory | BMX | 31 hr |
| Sep 21, 1:18 PM CDT | Special Weather Statement | BMX | 42 min |
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 | 5 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 15 |
| Special Weather Statement | 22 |
| Flooding | |
| Flash Flood Warning | 3 |
| Flood Watch | 7 |
| Areal Flood Advisory | 12 |
| Winter | |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 1 |
| Heat | |
| Extreme Heat Warning | 1 |
| Heat Advisory | 7 |
| Cold | |
| Extreme Cold Warning | 1 |
| Freeze Warning | 1 |
| Extreme Cold Watch | 2 |
| Cold Weather Advisory | 3 |
| Frost Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 4 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 11 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.