Alert archive / Tennessee / Perry County
Weather alerts in Perry County, Tennessee, 2022
130 weather alerts in 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Perry County and its neighbors
Each county as a circle sized by its count in 2022. Tap one for its archive.
- Alerts
- 130
- Warnings
- 20
- Watches
- 14
- Advisories
- 63
- Busiest month
- February24 alerts
- Busiest day
- February 23, 20226 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Perry County, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 5 | 2 | 60% | 3 | 67% | 22 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Nashville, TN: tornado warnings | 10 | 0 | 100% | 1 | 0% | |
| NWS Nashville, TN: severe thunderstorm warnings | 159 | 83 | 48% | 303 | 70% | 18 min |
| NWS Nashville, TN: flash flood warnings | 16 | 6 | 63% | 26 | 77% | 63 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 |
|---|---|---|---|
| Dec 31, 11:57 PM CST | Tornado Watch | SPC | 7 hr |
| Jan 1, 10:27 AM CST | Wind Advisory | OHX | 6 hr |
| Jan 1, 10:50 AM CST | Tornado Watch | SPC | 7 hr |
| Jan 1, 11:59 AM CST | Severe Thunderstorm Warning | OHX | 31 min |
| Jan 1, 12:18 PM CST | Severe Thunderstorm Warning | OHX | 27 min |
| Jan 2, 3:09 AM CST | Winter Weather Advisory | OHX | 24 hr |
| Jan 2, 9:59 PM CST | River Flood Advisory | OHX | 31 hr |
| Jan 3, 1:29 PM CST | River Flood Advisory | OHX | 11 days |
| Jan 4, 1:40 PM CST | River Flood Advisory | MEG | 51 hr |
| Jan 5, 10:53 AM CST | Winter Weather Advisory | OHX | 27 hr |
| Jan 5, 9:05 PM CST | Winter Storm Warning | OHX | 23 hr |
| Jan 6, 4:47 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 11, 12:26 PM CST | River Flood Advisory | MEG | 48 hr |
| Jan 14, 2:47 AM CST | Winter Storm Watch | OHX | 35 hr |
| Jan 15, 2:15 PM CST | Winter Storm Warning | OHX | 34 hr |
| Jan 18, 4:29 AM CST | Freezing Fog Advisory | OHX | 5 hr |
| Jan 18, 3:22 PM CST | River Flood Advisory | OHX | 5 hr |
| Jan 20, 4:47 AM CST | River Flood Advisory | OHX | 6 hr |
| Jan 20, 10:38 AM CST | River Flood Warning | OHX | 4 min |
| Jan 20, 10:43 AM CST | River Flood Warning | OHX | 39 hr |
| Jan 20, 11:55 AM CST | River Flood Advisory | OHX | 5 days |
| Jan 20, 11:58 AM CST | River Flood Advisory | OHX | 12 hr |
| Jan 22, 1:29 AM CST | River Flood Advisory | OHX | 8 hr |
| Feb 2, 2:50 PM CST | Winter Weather Advisory | OHX | 39 hr |
| Feb 4, 1:18 AM CST | River Flood Warning | OHX | 15 hr |
| Feb 4, 1:29 AM CST | River Flood Advisory | OHX | 12 hr |
| Feb 4, 3:41 PM CST | River Flood Advisory | OHX | 17 hr |
| Feb 11, 1:16 PM CST | Red Flag Warning | OHX | 7 hr |
| Feb 16, 3:01 AM CST | Wind Advisory | OHX | 42 hr |
| Feb 17, 1:11 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 17, 1:46 PM CST | Tornado Watch | SPC | 6 hr |
| Feb 21, 3:08 AM CST | Flood Watch | OHX | 51 hr |
| Feb 22, 7:30 AM CST | Mesoscale Discussion | SPC | 90 min |
| Feb 22, 10:22 AM CST | Areal Flood Advisory | OHX | 3 hr |
| Feb 22, 11:03 AM CST | Areal Flood Advisory | OHX | 3 hr |
| Feb 22, 3:03 PM CST | Mesoscale Discussion | SPC | 117 min |
| Feb 22, 4:31 PM CST | Areal Flood Advisory | OHX | 119 min |
| Feb 22, 8:27 PM CST | River Flood Advisory | OHX | 5 hr |
| Feb 23, 1:50 AM CST | River Flood Warning | OHX | 3 days |
| Feb 23, 8:41 AM CST | River Flood Advisory | OHX | 21 hr |
| Feb 23, 12:53 PM CST | River Flood Advisory | OHX | 64 hr |
| Feb 23, 1:01 PM CST | River Flood Advisory | MEG | 23 hr |
| Feb 23, 1:41 PM CST | Flood Watch | OHX | 37 hr |
| Feb 24, 10:39 AM CST | River Flood Advisory | OHX | 18 hr |
| Feb 24, 12:01 PM CST | River Flood Warning | MEG | 7 days |
| Feb 26, 4:42 AM CST | River Flood Warning | OHX | 4 days |
| Feb 26, 9:24 AM CST | River Flood Advisory | OHX | 16 hr |
| Mar 1, 11:11 PM CST | River Flood Advisory | OHX | 9 days |
| Mar 3, 1:02 PM CST | River Flood Advisory | MEG | 5 days |
| Mar 7, 1:53 AM CST | Wind Advisory | OHX | 10 hr |
| Mar 10, 1:51 PM CST | Winter Weather Advisory | OHX | 37 hr |
| Mar 11, 8:24 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Mar 16, 11:28 PM CDT | Dense Fog Advisory | OHX | 153 days |
| Mar 22, 2:41 AM CDT | Wind Advisory | OHX | 19 hr |
| Mar 23, 12:06 PM CDT | Wind Advisory | OHX | 7 hr |
| Mar 24, 8:41 AM CDT | River Flood Advisory | OHX | 18 hr |
| Mar 29, 3:36 AM CDT | Wind Advisory | OHX | 47 hr |
| Mar 30, 5:29 PM CDT | Tornado Watch | SPC | 8 hr |
| Mar 30, 7:12 PM CDT | Severe Thunderstorm Warning | OHX | 48 min |
| Mar 30, 7:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Apr 6, 12:02 AM CDT | Dense Fog Advisory | OHX | 5 hr |
| Apr 8, 2:44 PM CDT | Frost Advisory | OHX | 11 hr |
| Apr 11, 3:51 PM CDT | Special Weather Statement | OHX | 39 min |
| Apr 13, 2:25 AM CDT | Wind Advisory | OHX | 19 hr |
| Apr 13, 12:32 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Apr 13, 4:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Apr 13, 5:01 PM CDT | Tornado Watch | SPC | 4 hr |
| Apr 13, 6:34 PM CDT | Severe Thunderstorm Warning | OHX | 56 min |
| Apr 15, 1:56 PM CDT | River Flood Advisory | MEG | 6 days |
| Apr 15, 10:02 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 16, 7:53 PM CDT | River Flood Advisory | OHX | 4 days |
| Apr 18, 10:42 PM CDT | Frost Advisory | OHX | 10 hr |
| May 2, 5:39 PM CDT | Special Weather Statement | OHX | 36 min |
| May 5, 1:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 5, 2:00 PM CDT | Severe Thunderstorm Warning | OHX | 28 min |
| May 5, 2:35 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 5, 3:35 PM CDT | Special Weather Statement | OHX | 40 min |
| May 5, 4:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 6, 12:10 PM CDT | Special Weather Statement | OHX | 35 min |
| May 15, 6:23 PM CDT | Mesoscale Discussion | SPC | 67 min |
| May 21, 10:10 PM CDT | Special Weather Statement | OHX | 35 min |
| May 25, 5:08 PM CDT | Special Weather Statement | OHX | 52 min |
| Jun 6, 12:34 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 6, 5:34 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 6, 9:37 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 12, 2:42 AM CDT | Heat Advisory | OHX | 40 hr |
| Jun 13, 2:10 AM CDT | Heat Advisory | OHX | 36 hr |
| Jun 14, 2:42 AM CDT | Heat Advisory | OHX | 64 hr |
| Jun 17, 8:48 AM CDT | Mesoscale Discussion | SPC | 87 min |
| Jun 17, 9:01 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 17, 11:06 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 26, 10:08 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 26, 1:34 PM CDT | Special Weather Statement | OHX | 26 min |
| Jun 26, 1:59 PM CDT | Special Weather Statement | OHX | 31 min |
| Jun 26, 3:54 PM CDT | Areal Flood Advisory | OHX | 3 hr |
| Jul 4, 12:13 PM CDT | Heat Advisory | OHX | 4 days |
| Jul 6, 2:31 AM CDT | Excessive Heat Warning | OHX | 66 hr |
| Jul 7, 12:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 12, 2:29 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jul 19, 3:04 AM CDT | Heat Advisory | OHX | 40 hr |
| Jul 20, 3:25 AM CDT | Excessive Heat Warning | OHX | 16 hr |
| Jul 22, 2:04 PM CDT | Heat Advisory | OHX | 29 hr |
| Jul 23, 1:31 PM CDT | Heat Advisory | OHX | 29 hr |
| Jul 25, 8:16 PM CDT | Areal Flood Advisory | OHX | 3 hr |
| Jul 26, 1:18 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jul 29, 6:34 AM CDT | Areal Flood Advisory | OHX | 116 min |
| Aug 29, 2:42 PM CDT | Special Weather Statement | MEG | 33 min |
| Aug 29, 6:12 PM CDT | Areal Flood Advisory | OHX | 2 hr |
| Aug 31, 4:51 AM CDT | Dense Fog Advisory | OHX | 3 hr |
| Sep 3, 1:06 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 4, 2:30 AM CDT | Flood Watch | OHX | 41 hr |
| Oct 8, 2:32 AM CDT | Frost Advisory | OHX | 30 hr |
| Oct 12, 1:39 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 16, 2:46 AM CDT | Freeze Watch | OHX | 11 hr |
| Oct 16, 1:30 PM CDT | Freeze Warning | OHX | 44 hr |
| Oct 18, 1:33 AM CDT | Freeze Warning | OHX | 31 hr |
| Oct 19, 2:00 PM CDT | Freeze Warning | OHX | 19 hr |
| Oct 24, 2:28 PM CDT | Wind Advisory | OHX | 29 hr |
| Nov 4, 1:56 PM CDT | Wind Advisory | OHX | 28 hr |
| Nov 7, 5:40 AM CST | Dense Fog Advisory | OHX | 2 hr |
| Nov 25, 11:40 PM CST | Dense Fog Advisory | OHX | 8 hr |
| Nov 26, 7:33 PM CST | Wind Advisory | OHX | 19 hr |
| Nov 29, 5:18 PM CST | Special Weather Statement | OHX | 27 min |
| Nov 29, 6:19 PM CST | Mesoscale Discussion | SPC | 86 min |
| Dec 9, 7:56 PM CST | Dense Fog Advisory | OHX | 13 hr |
| Dec 20, 9:49 AM CST | Wind Chill Watch | OHX | 17 hr |
| Dec 21, 2:19 AM CST | Wind Chill Warning | OHX | 3 days |
| Dec 21, 2:42 PM CST | Winter Weather Advisory | OHX | 39 hr |
| Dec 23, 1:23 AM CST | Wind Chill Advisory | OHX | 35 hr |
| Dec 26, 5:54 AM CST | Winter Weather Advisory | OHX | 6 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
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.