Alert archive / Mississippi / Clay County
Weather alerts in Clay County, Mississippi, 2022
135 weather alerts in 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Clay County and its neighbors
Each county as a circle sized by its count in 2022. Tap one for its archive.
- Alerts
- 135
- Warnings
- 44
- Watches
- 24
- Advisories
- 24
- Busiest month
- March20 alerts
- Busiest day
- March 30, 20227 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
3 of 8 tornado warnings covering Clay County in 2022 had a tornado report inside them; 2 of 3 tornado reports fell inside a warning, on average 6 minutes after it went out.
Clay County, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 8 | 3 | 63% | 3 | 67% | 6 min |
| Severe thunderstorm warnings | 16 | 10 | 38% | 4 | 50% | 18 min |
| Flash flood warnings | 3 | 2 | 33% | 1 | 100% | 133 min |
Each office's whole area, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Jackson, MS: tornado warnings | 161 | 69 | 57% | 236 | 80% | 22 min |
| NWS Jackson, MS: severe thunderstorm warnings | 417 | 252 | 40% | 784 | 69% | 27 min |
| NWS Jackson, MS: flash flood warnings | 85 | 44 | 48% | 195 | 88% | 85 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 1, 4:17 AM CST | Wind Advisory | JAN | 14 hr |
| Jan 1, 1:30 PM CST | Tornado Watch | SPC | 9 hr |
| Jan 1, 1:57 PM CST | Mesoscale Discussion | SPC | 93 min |
| Jan 1, 5:30 PM CST | Tornado Warning | JAN | 60 min |
| Jan 1, 5:30 PM CST | Tornado Warning | JAN | 60 min |
| Jan 1, 6:02 PM CST | Mesoscale Discussion | SPC | 118 min |
| Jan 1, 9:11 PM CST | Mesoscale Discussion | SPC | 64 min |
| Jan 2, 10:58 AM CST | Winter Weather Advisory | JAN | 13 hr |
| Jan 15, 4:35 AM CST | Winter Weather Advisory | JAN | 31 hr |
| Feb 14, 1:41 PM CST | Red Flag Warning | JAN | 28 hr |
| Feb 16, 3:38 AM CST | Wind Advisory | JAN | 38 hr |
| Feb 17, 1:36 PM CST | Severe Thunderstorm Warning | JAN | 39 min |
| Feb 17, 1:46 PM CST | Tornado Watch | SPC | 6 hr |
| Feb 17, 2:13 PM CST | Severe Thunderstorm Warning | JAN | 47 min |
| Feb 17, 2:22 PM CST | Severe Thunderstorm Warning | JAN | 38 min |
| Feb 21, 8:35 PM CST | River Flood Warning | JAN | 5 days |
| Feb 22, 3:54 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 22, 5:16 PM CST | Tornado Watch | SPC | 7 hr |
| Feb 22, 5:57 PM CST | Special Weather Statement | JAN | 33 min |
| Feb 23, 1:25 AM CST | Flash Flood Warning | JAN | 4 hr |
| Mar 9, 7:51 AM CST | River Flood Warning | JAN | 3 days |
| Mar 10, 2:55 PM CST | Winter Weather Advisory | JAN | 36 hr |
| Mar 11, 3:31 AM CST | Freeze Warning | JAN | 29 hr |
| Mar 11, 3:31 AM CST | Freeze Warning | JAN | 52 hr |
| Mar 11, 3:31 AM CST | Wind Advisory | JAN | 24 hr |
| Mar 13, 2:14 PM CDT | Freeze Warning | JAN | 18 hr |
| Mar 21, 2:52 AM CDT | Flood Watch | JAN | 44 hr |
| Mar 21, 12:31 PM CDT | Wind Advisory | JAN | 28 hr |
| Mar 22, 8:46 AM CDT | River Flood Warning | JAN | 49 hr |
| Mar 22, 10:40 AM CDT | Tornado Watch | SPC | 8 hr |
| Mar 22, 2:12 PM CDT | Severe Thunderstorm Warning | JAN | 93 min |
| Mar 22, 3:01 PM CDT | Tornado Warning | JAN | 14 min |
| Mar 29, 3:44 AM CDT | Wind Advisory | JAN | 24 hr |
| Mar 30, 3:44 AM CDT | High Wind Warning | JAN | 15 hr |
| Mar 30, 12:16 PM CDT | Tornado Watch | SPC | 9 hr |
| Mar 30, 5:20 PM CDT | Tornado Warning | JAN | 55 min |
| Mar 30, 5:59 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Mar 30, 6:05 PM CDT | Severe Thunderstorm Warning | JAN | 55 min |
| Mar 30, 6:17 PM CDT | Tornado Warning | JAN | 24 min |
| Mar 30, 6:53 PM CDT | Severe Thunderstorm Warning | JAN | 82 min |
| Apr 5, 3:18 AM CDT | Tornado Watch | SPC | 8 hr |
| Apr 5, 4:50 AM CDT | Severe Thunderstorm Warning | JAN | 31 min |
| Apr 13, 2:48 PM CDT | Tornado Watch | SPC | 8 hr |
| Apr 13, 6:29 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Apr 13, 7:52 PM CDT | Special Weather Statement | JAN | 23 min |
| Apr 13, 8:23 PM CDT | Severe Thunderstorm Warning | JAN | 63 min |
| Apr 16, 5:05 AM CDT | Special Weather Statement | JAN | 55 min |
| Apr 17, 8:32 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Apr 18, 9:19 AM CDT | River Flood Warning | JAN | 49 hr |
| May 1, 2:56 AM CDT | Special Weather Statement | JAN | 49 min |
| May 2, 2:33 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 5, 12:44 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 12, 4:19 PM CDT | Special Weather Statement | JAN | 41 min |
| May 12, 5:12 PM CDT | Special Weather Statement | MEG | 18 min |
| May 13, 2:40 AM CDT | Dense Fog Advisory | JAN | 6 hr |
| May 15, 4:31 PM CDT | Special Weather Statement | JAN | 44 min |
| May 15, 4:34 PM CDT | Severe Thunderstorm Warning | JAN | 45 min |
| May 15, 4:58 PM CDT | Severe Thunderstorm Warning | JAN | 28 min |
| May 15, 5:55 PM CDT | Special Weather Statement | JAN | 35 min |
| May 15, 6:49 PM CDT | Special Weather Statement | MEG | 26 min |
| May 15, 7:10 PM CDT | Special Weather Statement | MEG | 35 min |
| May 15, 8:37 PM CDT | Special Weather Statement | JAN | 38 min |
| May 24, 3:28 PM CDT | Mesoscale Discussion | SPC | 92 min |
| May 24, 4:10 PM CDT | Severe Thunderstorm Warning | JAN | 50 min |
| May 25, 9:37 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 25, 1:34 PM CDT | Severe Thunderstorm Warning | JAN | 56 min |
| May 25, 2:21 PM CDT | Severe Thunderstorm Warning | JAN | 34 min |
| May 25, 2:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jun 2, 11:59 AM CDT | Flash Flood Warning | JAN | 86 min |
| Jun 8, 3:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 8, 5:12 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 8, 5:43 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jun 11, 2:07 AM CDT | Dense Fog Advisory | JAN | 7 hr |
| Jun 11, 2:41 PM CDT | Heat Advisory | JAN | 29 hr |
| Jun 12, 1:27 PM CDT | Heat Advisory | JAN | 31 hr |
| Jun 13, 2:47 PM CDT | Heat Advisory | JAN | 29 hr |
| Jun 15, 3:12 PM CDT | Heat Advisory | JAN | 3 days |
| Jun 17, 3:39 PM CDT | Special Weather Statement | JAN | 36 min |
| Jun 22, 3:07 AM CDT | Heat Advisory | JAN | 41 hr |
| Jun 25, 2:13 PM CDT | Heat Advisory | JAN | 30 hr |
| Jul 4, 8:41 AM CDT | Heat Advisory | JAN | 5 days |
| Jul 6, 4:11 AM CDT | Excessive Heat Warning | JAN | 4 days |
| Jul 9, 2:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jul 9, 3:29 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 9, 5:14 PM CDT | Special Weather Statement | JAN | 46 min |
| Jul 9, 5:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 13, 1:49 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 19, 11:12 AM CDT | Heat Advisory | JAN | 32 hr |
| Jul 20, 2:05 PM CDT | Heat Advisory | JAN | 31 hr |
| Jul 21, 9:45 AM CDT | Excessive Heat Warning | JAN | 11 hr |
| Jul 21, 3:12 PM CDT | Heat Advisory | JAN | 28 hr |
| Jul 21, 3:20 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 21, 3:58 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 21, 5:37 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Aug 7, 1:31 PM CDT | Special Weather Statement | JAN | 44 min |
| Aug 15, 3:40 AM CDT | Heat Advisory | JAN | 15 hr |
| Aug 29, 9:14 PM CDT | Special Weather Statement | JAN | 46 min |
| Aug 31, 2:20 AM CDT | Dense Fog Advisory | JAN | 4 hr |
| Sep 6, 8:47 PM CDT | Special Weather Statement | JAN | 43 min |
| Sep 26, 2:46 PM CDT | Fire Weather Watch | JAN | 24 hr |
| Sep 27, 2:22 PM CDT | Red Flag Warning | JAN | 30 hr |
| Oct 12, 3:56 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Oct 12, 5:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Oct 12, 10:07 PM CDT | Special Weather Statement | JAN | 38 min |
| Oct 12, 11:27 PM CDT | Severe Thunderstorm Warning | JAN | 48 min |
| Oct 12, 11:30 PM CDT | Special Weather Statement | JAN | 60 min |
| Oct 13, 12:10 AM CDT | Severe Thunderstorm Warning | JAN | 65 min |
| Oct 17, 2:45 AM CDT | Freeze Watch | JAN | 23 hr |
| Oct 18, 2:11 AM CDT | Freeze Watch | JAN | 25 hr |
| Oct 18, 2:11 AM CDT | Freeze Warning | JAN | 31 hr |
| Oct 19, 2:41 AM CDT | Freeze Warning | JAN | 30 hr |
| Oct 25, 11:21 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Nov 7, 12:50 AM CST | Dense Fog Advisory | JAN | 8 hr |
| Nov 11, 2:24 PM CST | Freeze Watch | JAN | 13 hr |
| Nov 12, 2:58 AM CST | Freeze Warning | JAN | 29 hr |
| Nov 29, 3:18 AM CST | Flood Watch | JAN | 27 hr |
| Nov 29, 12:11 PM CST | Tornado Watch | SPC | 7 hr |
| Nov 29, 4:50 PM CST | Severe Thunderstorm Warning | JAN | 55 min |
| Nov 29, 5:10 PM CST | Tornado Warning | JAN | 65 min |
| Nov 29, 5:12 PM CST | Mesoscale Discussion | SPC | 93 min |
| Nov 29, 5:56 PM CST | Tornado Warning | JAN | 50 min |
| Nov 29, 6:52 PM CST | Tornado Watch | SPC | 9 hr |
| Nov 29, 8:11 PM CST | Mesoscale Discussion | SPC | 64 min |
| Nov 29, 9:47 PM CST | Flash Flood Warning | JAN | 6 hr |
| Nov 29, 10:17 PM CST | Tornado Warning | JAN | 58 min |
| Nov 29, 11:33 PM CST | Mesoscale Discussion | SPC | 87 min |
| Dec 13, 8:43 AM CST | Flood Watch | JAN | 33 hr |
| Dec 13, 11:05 PM CST | Mesoscale Discussion | SPC | 115 min |
| Dec 14, 2:13 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 14, 3:10 AM CST | Special Weather Statement | JAN | 50 min |
| Dec 20, 3:16 AM CST | Hard Freeze Watch | JAN | 23 hr |
| Dec 21, 2:34 AM CST | Hard Freeze Warning | JAN | 4 days |
| Dec 21, 11:48 AM CST | Wind Chill Advisory | JAN | 70 hr |
| Dec 22, 3:13 PM CST | Wind Chill Warning | JAN | 21 hr |
| Dec 30, 11:37 AM CST | Special Weather Statement | JAN | 53 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 | 16 |
| Tornado Warning | 8 |
| Severe Thunderstorm Watch | 7 |
| Tornado Watch | 9 |
| Mesoscale Discussion | 23 |
| Special Weather Statement | 20 |
| Flooding | |
| Flash Flood Warning | 3 |
| River Flood Warning | 4 |
| Flood Watch | 3 |
| Winter | |
| Winter Weather Advisory | 3 |
| Heat | |
| Excessive Heat Warning | 2 |
| Heat Advisory | 11 |
| Cold | |
| Freeze Warning | 6 |
| Hard Freeze Warning | 1 |
| Wind Chill Warning | 1 |
| Freeze Watch | 3 |
| Hard Freeze Watch | 1 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 5 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20212023
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.