Weather alerts in Shelby County, Alabama, 2021

211 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Shelby County and its neighbors

Each county as a circle sized by its count in 2021. Tap one for its archive.

Alerts: 211
Warnings: 52
Watches: 25
Advisories: 66
Busiest month: March40 alerts
Busiest day: March 25, 202113 alerts

Over time

By month

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 5, 3:18 AM CST	Dense Fog Advisory	BMX	7 hr
Jan 13, 12:50 AM CST	Freezing Fog Advisory	BMX	8 hr
Jan 25, 5:52 PM CST	Tornado Watch	SPC	7 hr
Jan 25, 11:40 PM CST	Mesoscale Discussion	SPC	2 hr
Jan 26, 12:37 AM CST	Tornado Watch	SPC	4 hr
Jan 26, 1:58 AM CST	Mesoscale Discussion	SPC	92 min
Jan 30, 12:54 PM CST	Wind Advisory	BMX	14 hr
Feb 10, 10:06 PM CST	Dense Fog Advisory	BMX	11 hr
Feb 11, 6:15 AM CST	Special Weather Statement	BMX	60 min
Feb 14, 3:36 AM CST	Winter Storm Watch	BMX	24 hr
Feb 15, 3:54 AM CST	Hard Freeze Warning	BMX	31 hr
Feb 16, 7:31 AM CST	Winter Weather Advisory	BMX	4 hr
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 PDS	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 PDS	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 PDS	SPC	9 hr
Mar 25, 12:28 PM CDT	Mesoscale Discussion	SPC	2 hr
Mar 25, 12:53 PM CDT	Tornado Warning Emergency	BMX	67 min
Mar 25, 1:46 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	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 EmergencyTornado observedConsiderable damage threat	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 EmergencyTornado observedCatastrophic damage threat	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
Mar 31, 8:23 PM CDT	River Flood Warning	BMX	3 days
Apr 1, 3:57 AM CDT	Freeze Warning	BMX	29 hr
Apr 1, 2:53 PM CDT	Freeze Watch	BMX	19 hr
Apr 2, 9:42 AM CDT	Freeze Warning	BMX	23 hr
Apr 3, 3:30 PM CDT	Frost Advisory	BMX	17 hr
Apr 9, 11:44 AM CDT	Mesoscale Discussion	SPC	2 hr
Apr 9, 12:11 PM CDT	Special Weather Statement	BMX	49 min
Apr 9, 12:54 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Apr 9, 4:34 PM CDT	Special Weather Statement	BMX	41 min
Apr 21, 3:09 AM CDT	Frost Advisory	BMX	29 hr
Apr 24, 1:22 PM CDT	Mesoscale Discussion	SPC	113 min
Apr 24, 4:52 PM CDT	Severe Thunderstorm Watch	SPC	4 hr
Apr 24, 5:25 PM CDT	Special Weather Statement	BMX	35 min
Apr 24, 5:37 PM CDT	Severe Thunderstorm Warning	BMX	23 min
Apr 24, 5:40 PM CDT	Severe Thunderstorm Warning	BMX	35 min
Apr 24, 5:58 PM CDT	Special Weather Statement	BMX	32 min
Apr 24, 6:09 PM CDT	Severe Thunderstorm Warning	BMX	51 min
Apr 24, 6:13 PM CDT	Mesoscale Discussion	SPC	2 hr
Apr 24, 7:04 PM CDT	Wind Advisory	BMX	9 hr
May 3, 11:47 AM CDT	Severe Thunderstorm Watch	SPC	10 hr
May 3, 4:00 PM CDT	Mesoscale Discussion	SPC	90 min
May 3, 9:31 PM CDT	Special Weather Statement	BMX	59 min
May 4, 9:03 AM CDT	Mesoscale Discussion	SPC	117 min
May 4, 9:18 AM CDT	Tornado Watch	SPC	7 hr
May 4, 12:17 PM CDT	Severe Thunderstorm Warning	BMX	28 min
May 4, 1:15 PM CDT	Severe Thunderstorm Warning	BMX	30 min
May 4, 1:39 PM CDT	Flash Flood Warning	BMX	5 hr
May 4, 2:54 PM CDT	Areal Flood Advisory	BMX	3 hr
May 4, 3:03 PM CDT	Mesoscale Discussion	SPC	117 min
May 4, 4:01 PM CDT	Flash Flood Warning	BMX	3 hr
May 4, 5:17 PM CDT	Flash Flood Warning EmergencyCatastrophic damage threat	BMX	3 hr
May 4, 5:38 PM CDT	Tornado Warning	BMX	12 min
May 4, 6:48 PM CDT	River Flood Warning	BMX	22 hr
May 4, 7:12 PM CDT	Areal Flood Warning	BMX	6 hr
May 4, 7:22 PM CDT	Areal Flood Warning	BMX	6 hr
May 4, 9:23 PM CDT	River Flood Warning	BMX	30 hr
May 5, 6:59 PM CDT	River Flood Warning	BMX	61 hr
May 28, 4:02 PM CDT	Special Weather Statement	BMX	28 min
Jun 6, 6:05 PM CDT	Areal Flood Advisory	BMX	115 min
Jun 7, 7:42 PM CDT	Areal Flood Advisory	BMX	2 hr
Jun 7, 8:08 PM CDT	Flash Flood Warning	BMX	3 hr
Jun 8, 3:45 PM CDT	Special Weather Statement	BMX	60 min
Jun 9, 4:14 PM CDT	Special Weather Statement	BMX	31 min
Jun 9, 4:48 PM CDT	Areal Flood Advisory	BMX	117 min
Jun 12, 12:14 PM CDT	Mesoscale Discussion	SPC	3 hr
Jun 18, 2:38 AM CDT	Flash Flood Watch	BMX	52 hr
Jun 19, 8:53 PM CDT	Areal Flood Advisory	BMX	3 hr
Jun 30, 9:34 PM CDT	Areal Flood Advisory	BMX	116 min
Jul 9, 2:42 PM CDT	Special Weather Statement	BMX	33 min
Jul 9, 6:35 PM CDT	Special Weather Statement	BMX	40 min
Jul 9, 7:16 PM CDT	Special Weather Statement	BMX	44 min
Jul 9, 8:02 PM CDT	Areal Flood Advisory	BMX	114 min
Jul 12, 3:02 PM CDT	Special Weather Statement	BMX	28 min
Jul 16, 5:18 PM CDT	Special Weather Statement	BMX	27 min
Jul 19, 6:00 AM CDT	Areal Flood Advisory	BMX	3 hr
Jul 19, 5:56 PM CDT	Areal Flood Advisory	BMX	2 hr
Jul 19, 6:27 PM CDT	Flash Flood Warning	BMX	3 hr
Jul 20, 8:42 AM CDT	Flash Flood Watch	BMX	12 hr
Jul 20, 2:29 PM CDT	Areal Flood Advisory	BMX	3 hr
Jul 20, 2:48 PM CDT	Areal Flood Advisory	BMX	3 hr
Jul 20, 3:34 PM CDT	Areal Flood Advisory	BMX	3 hr
Jul 20, 3:41 PM CDT	Flash Flood Warning	BMX	3 hr
Jul 20, 4:00 PM CDT	Areal Flood Advisory	BMX	3 hr
Jul 23, 4:52 PM CDT	Areal Flood Advisory	BMX	3 hr
Jul 24, 4:03 AM CDT	Dense Fog Advisory	BMX	5 hr
Jul 26, 3:19 PM CDT	Special Weather Statement	BMX	41 min
Jul 26, 3:57 PM CDT	Areal Flood Advisory	BMX	44 min
Jul 27, 4:04 AM CDT	Heat Advisory	BMX	6 days
Jul 27, 2:33 PM CDT	Areal Flood Advisory	BMX	117 min
Jul 27, 2:39 PM CDT	Areal Flood Advisory	BMX	111 min
Jul 27, 3:06 PM CDT	Areal Flood Advisory	BMX	3 hr
Jul 27, 3:32 PM CDT	Flash Flood Warning	BMX	3 hr
Jul 28, 1:10 AM CDT	Dense Fog Advisory	BMX	7 hr
Jul 31, 2:44 PM CDT	Special Weather Statement	BMX	46 min
Jul 31, 3:34 PM CDT	Severe Thunderstorm Warning	BMX	41 min
Jul 31, 3:38 PM CDT	Severe Thunderstorm Warning	BMX	52 min
Jul 31, 3:57 PM CDT	Special Weather Statement	BMX	33 min
Aug 1, 12:09 PM CDT	Mesoscale Discussion	SPC	2 hr
Aug 10, 4:31 AM CDT	Heat Advisory	BMX	38 hr
Aug 11, 12:40 PM CDT	Special Weather Statement	BMX	35 min
Aug 11, 1:23 PM CDT	Special Weather Statement	BMX	37 min
Aug 11, 1:49 PM CDT	Special Weather Statement	BMX	26 min
Aug 14, 9:45 PM CDT	Special Weather Statement	BMX	30 min
Aug 19, 12:20 PM CDT	Areal Flood Advisory	BMX	115 min
Aug 25, 5:33 PM CDT	Special Weather Statement	BMX	27 min
Aug 25, 5:53 PM CDT	Special Weather Statement	BMX	52 min
Aug 25, 5:59 PM CDT	Severe Thunderstorm Warning	BMX	31 min
Aug 25, 6:14 PM CDT	Special Weather Statement	BMX	31 min
Aug 29, 3:20 AM CDT	Flash Flood Watch	BMX	56 hr
Aug 29, 4:21 PM CDT	Wind Advisory	BMX	44 hr
Aug 30, 12:02 PM CDT	Mesoscale Discussion	SPC	2 hr
Aug 30, 12:03 PM CDT	Mesoscale Discussion	SPC	4 hr
Aug 31, 3:42 AM CDT	Areal Flood Advisory	BMX	3 hr
Sep 1, 2:35 PM CDT	Mesoscale Discussion	SPC	115 min
Sep 18, 8:46 AM CDT	Areal Flood Advisory	BMX	3 hr
Sep 18, 9:40 AM CDT	Flash Flood Warning	BMX	3 hr
Sep 18, 1:10 PM CDT	Flash Flood Watch	BMX	54 hr
Oct 1, 2:33 AM CDT	Dense Fog Advisory	BMX	6 hr
Oct 4, 12:53 AM CDT	Areal Flood Advisory	BMX	3 hr
Oct 4, 3:11 AM CDT	Flash Flood Watch	BMX	3 days
Oct 4, 5:09 PM CDT	Special Weather Statement	BMX	36 min
Oct 4, 5:22 PM CDT	Special Weather Statement	BMX	23 min
Oct 4, 5:43 PM CDT	Severe Thunderstorm Warning	BMX	47 min
Oct 4, 5:47 PM CDT	Severe Thunderstorm Warning	BMX	43 min
Oct 4, 6:02 PM CDT	Special Weather Statement	BMX	28 min
Oct 5, 5:27 AM CDT	Areal Flood Advisory	BMX	3 hr
Oct 5, 6:25 AM CDT	Flash Flood Warning	BMX	2 hr
Oct 5, 6:43 PM CDT	Areal Flood Advisory	BMX	6 hr
Oct 6, 2:53 PM CDT	Tornado Watch	SPC	7 hr
Oct 6, 5:25 PM CDT	Mesoscale Discussion	SPC	95 min
Oct 6, 7:17 PM CDT	Flash Flood Warning Emergency	BMX	10 hr
Oct 6, 7:31 PM CDT	Mesoscale Discussion	SPC	89 min
Oct 6, 7:57 PM CDT	Special Weather Statement	BMX	33 min
Oct 6, 8:35 PM CDT	Special Weather Statement	BMX	40 min
Oct 7, 12:06 AM CDT	River Flood Warning	BMX	10 hr
Oct 7, 12:24 AM CDT	Areal Flood Advisory	BMX	3 hr
Oct 7, 5:14 AM CDT	Dense Fog Advisory	BMX	5 hr
Oct 21, 8:23 AM CDT	Areal Flood Advisory	BMX	65 min
Oct 22, 2:39 AM CDT	Dense Fog Advisory	BMX	7 hr
Oct 23, 2:35 AM CDT	Dense Fog Advisory	BMX	6 hr
Oct 27, 3:05 AM CDT	Wind Advisory	BMX	34 hr
Nov 6, 12:36 PM CDT	Frost Advisory	BMX	19 hr
Nov 11, 12:08 PM CST	Mesoscale Discussion	SPC	2 hr
Nov 11, 9:18 PM CST	Dense Fog Advisory	BMX	11 hr
Nov 12, 2:51 AM CST	Freeze Watch	BMX	25 hr
Nov 13, 3:21 AM CST	Freeze Warning	BMX	29 hr
Nov 17, 6:15 AM CST	Dense Fog Advisory	BMX	3 hr
Nov 19, 11:22 AM CST	Frost Advisory	BMX	10 hr
Nov 19, 9:30 PM CST	Freeze Warning	BMX	11 hr
Nov 22, 2:33 AM CST	Freeze Warning	BMX	30 hr
Nov 23, 11:01 AM CST	Freeze Warning	BMX	22 hr
Dec 2, 8:42 PM CST	Dense Fog Advisory	BMX	11 hr
Dec 3, 9:38 PM CST	Dense Fog Advisory	BMX	12 hr
Dec 4, 9:42 PM CST	Dense Fog Advisory	BMX	12 hr
Dec 6, 9:33 AM CST	Special Weather Statement	BMX	42 min
Dec 6, 10:06 AM CST	Mesoscale Discussion	SPC	114 min
Dec 6, 10:15 AM CST	Special Weather Statement	BMX	45 min
Dec 9, 1:33 AM CST	Dense Fog Advisory	BMX	7 hr
Dec 10, 12:38 PM CST	Wind Advisory	BMX	24 hr
Dec 11, 7:34 AM CST	Mesoscale Discussion	SPC	86 min
Dec 16, 9:14 PM CST	Dense Fog Advisory	BMX	12 hr
Dec 18, 6:23 AM CST	Areal Flood Advisory	BMX	2 hr
Dec 26, 7:52 PM CST	Dense Fog Advisory	BMX	12 hr
Dec 29, 3:53 PM CST	Tornado Watch	SPC	6 hr
Dec 29, 7:27 PM CST	Mesoscale Discussion	SPC	2 hr
Dec 29, 9:16 PM CST	Tornado Watch	SPC	7 hr
Dec 29, 9:34 PM CST	Areal Flood Advisory	BMX	116 min
Dec 29, 10:01 PM CST	Tornado Warning	BMX	32 min
Dec 29, 10:39 PM CST	Flash Flood Warning	BMX	2 hr
Dec 29, 10:50 PM CST	Flood Watch	BMX	16 hr
Dec 30, 1:15 AM CST	Mesoscale Discussion	SPC	90 min
Dec 30, 1:17 AM CST	Special Weather Statement	BMX	28 min
Dec 30, 4:02 AM CST	Mesoscale Discussion	SPC	2 hr
Dec 30, 6:44 AM CST	Special Weather Statement	BMX	31 min
Dec 30, 7:05 AM CST	Areal Flood Advisory	BMX	3 hr
Dec 30, 8:27 AM CST	Flash Flood Warning	BMX	3 hr
Dec 30, 9:57 AM CST	Severe Thunderstorm Warning	BMX	34 min
Dec 30, 6:44 PM CST	Dense Fog Advisory	BMX	14 hr
Dec 31, 12:48 PM CST	Mesoscale Discussion	SPC	57 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	14
Tornado Warning	8
Severe Thunderstorm Watch	4
Tornado Watch	10
Mesoscale Discussion	33
Special Weather Statement	35
Flooding
Areal Flood Warning	2
Flash Flood Warning	14
River Flood Warning	7
Flash Flood Watch	6
Flood Watch	1
Areal Flood Advisory	31
Winter
Winter Storm Watch	1
Winter Weather Advisory	1
Heat
Heat Advisory	2
Cold
Freeze Warning	6
Hard Freeze Warning	1
Freeze Watch	3
Frost Advisory	4
Wind and dust
Wind Advisory	9
Fog and smoke
Dense Fog Advisory	18
Freezing Fog Advisory	1

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record Forecast The radar archive 2020 2022

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. Rebuilt daily.