Alert archive / Alabama / Shelby County / 2021
Weather alerts in Shelby County, Alabama, March 2021
40 weather alerts in March 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 40
- Warnings
- 13
- Watches
- 7
- Advisories
- 7
- Busiest day
- March 25, 202113 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|
| Mar 15, 2:35 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 15, 11:44 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Mar 16, 2:54 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 17, 1:27 AM CDT | Dense Fog Advisory | BMX | 6 hr |
| Mar 17, 10:56 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 17, 11:36 AM CDT | Tornado Watch | SPC | 7 hr |
| Mar 17, 5:42 PM CDT | Tornado Warning | BMX | 48 min |
| Mar 17, 5:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Mar 17, 6:09 PM CDT | Tornado Warning | BMX | 13 min |
| Mar 17, 6:48 PM CDT | Tornado Watch | SPC | 8 hr |
| Mar 17, 10:06 PM CDT | Severe Thunderstorm Warning | BMX | 69 min |
| Mar 18, 3:06 AM CDT | Wind Advisory | BMX | 16 hr |
| Mar 23, 4:56 PM CDT | Wind Advisory | BMX | 7 hr |
| Mar 24, 10:58 PM CDT | Wind Advisory | BMX | 24 hr |
| Mar 25, 9:02 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Mar 25, 10:12 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 25, 11:26 AM CDT | Tornado Watch | SPC | 9 hr |
| Mar 25, 12:28 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 25, 12:53 PM CDT | Tornado Warning | BMX | 67 min |
| Mar 25, 1:46 PM CDT | Tornado Warning | BMX | 59 min |
| Mar 25, 3:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 25, 4:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Mar 25, 5:05 PM CDT | Tornado Warning | BMX | 55 min |
| Mar 25, 5:29 PM CDT | Areal Flood Advisory | BMX | 21 min |
| Mar 25, 5:50 PM CDT | Flash Flood Warning | BMX | 100 min |
| Mar 25, 5:50 PM CDT | Tornado Warning | BMX | 23 min |
| Mar 25, 7:00 PM CDT | Mesoscale Discussion | SPC | 30 min |
| Mar 25, 7:47 PM CDT | Tornado Watch | SPC | 3 hr |
| Mar 25, 9:01 PM CDT | River Flood Warning | BMX | 24 hr |
| Mar 26, 5:26 AM CDT | River Flood Warning | BMX | 4 days |
| Mar 28, 5:10 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 28, 6:59 AM CDT | Special Weather Statement | BMX | 61 min |
| Mar 28, 7:13 AM CDT | Severe Thunderstorm Warning | BMX | 32 min |
| Mar 28, 7:41 AM CDT | Special Weather Statement | BMX | 64 min |
| Mar 28, 7:50 AM CDT | Severe Thunderstorm Warning | BMX | 40 min |
| Mar 30, 1:25 PM CDT | Flash Flood Watch | BMX | 28 hr |
| Mar 31, 9:32 AM CDT | Flash Flood Warning | BMX | 3 hr |
| Mar 31, 12:09 PM CDT | Areal Flood Advisory | BMX | 111 min |
| Mar 31, 2:40 PM CDT | Freeze Watch | BMX | 13 hr |
| Mar 31, 6:04 PM CDT | Wind Advisory | BMX | 24 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 | 3 |
| Tornado Warning | 6 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 4 |
| Mesoscale Discussion | 11 |
| Special Weather Statement | 2 |
| Flooding | |
| Flash Flood Warning | 2 |
| River Flood Warning | 2 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 2 |
| Cold | |
| Freeze Watch | 1 |
| Wind and dust | |
| Wind Advisory | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
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.