Alert archive / Tennessee / Perry County
Weather alerts in Perry County, Tennessee, 2024
98 weather alerts in 2024, 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 2024. Tap one for its archive.
- Alerts
- 98
- Warnings
- 13
- Watches
- 16
- Advisories
- 39
- Busiest month
- May39 alerts
- Busiest day
- May 8, 20247 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 4 tornado warnings covering Perry County in 2024 had a tornado report inside them.
Perry County, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 7 | 5 | 29% | 7 | 71% | 20 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Nashville, TN: tornado warnings | 43 | 6 | 86% | 15 | 67% | 15 min |
| NWS Nashville, TN: severe thunderstorm warnings | 175 | 111 | 37% | 349 | 74% | 21 min |
| NWS Nashville, TN: flash flood warnings | 34 | 16 | 53% | 54 | 59% | 83 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 7, 1:21 PM CST | Wind Advisory | OHX | 65 hr |
| Jan 11, 2:00 AM CST | Wind Advisory | OHX | 46 hr |
| Jan 13, 2:30 AM CST | Winter Storm Watch | OHX | 24 hr |
| Jan 14, 2:40 AM CST | Winter Storm Warning | OHX | 42 hr |
| Jan 15, 2:49 PM CST | Wind Chill Advisory | OHX | 43 hr |
| Jan 17, 1:59 PM CST | Winter Weather Advisory | OHX | 43 hr |
| Jan 18, 1:45 PM CST | Wind Chill Advisory | OHX | 67 hr |
| Jan 23, 1:08 PM CST | Flood Watch | OHX | 51 hr |
| Jan 24, 11:31 PM CST | Dense Fog Advisory | OHX | 11 hr |
| Jan 26, 5:26 AM CST | Dense Fog Advisory | OHX | 5 hr |
| Feb 11, 10:22 PM CST | River Flood Advisory | OHX | 22 hr |
| Feb 16, 4:17 PM CST | Special Weather Statement | OHX | 28 min |
| Feb 26, 1:03 PM CST | Wind Advisory | OHX | 47 hr |
| Mar 2, 11:56 PM CST | Dense Fog Advisory | OHX | 8 hr |
| Mar 15, 4:44 PM CDT | River Flood Advisory | OHX | 4 hr |
| Mar 15, 8:38 PM CDT | River Flood Warning | OHX | 33 hr |
| Mar 17, 5:41 AM CDT | River Flood Advisory | OHX | 14 hr |
| Mar 24, 4:23 AM CDT | Wind Advisory | OHX | 49 hr |
| Mar 27, 11:51 AM CDT | Frost Advisory | OHX | 21 hr |
| Apr 2, 8:32 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Apr 2, 9:50 AM CDT | Tornado Watch | SPC | 5 hr |
| Apr 2, 10:05 AM CDT | Special Weather Statement | OHX | 40 min |
| Apr 2, 12:25 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 2, 2:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Apr 2, 3:08 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 5, 2:01 AM CDT | Frost Advisory | OHX | 31 hr |
| Apr 8, 4:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 21, 10:17 AM CDT | Frost Advisory | OHX | 22 hr |
| May 6, 12:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 6, 2:55 PM CDT | Severe Thunderstorm Warning | OHX | 35 min |
| May 7, 4:22 PM CDT | Flood Watch | OHX | 39 hr |
| May 8, 1:13 PM CDT | Tornado Watch | SPC | 10 hr |
| May 8, 3:35 PM CDT | Severe Thunderstorm Warning | OHX | 40 min |
| May 8, 3:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 8, 3:56 PM CDT | Tornado Warning | OHX | 34 min |
| May 8, 3:59 PM CDT | Severe Thunderstorm Warning | OHX | 46 min |
| May 8, 4:18 PM CDT | Tornado Warning | OHX | 27 min |
| May 8, 4:44 PM CDT | Areal Flood Advisory | OHX | 3 hr |
| May 8, 7:29 PM CDT | Mesoscale Discussion | SPC | 61 min |
| May 8, 8:13 PM CDT | Tornado Watch | SPC | 7 hr |
| May 8, 11:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| May 9, 12:54 AM CDT | Severe Thunderstorm Warning | OHX | 36 min |
| May 9, 1:06 AM CDT | Tornado Warning | OHX | 24 min |
| May 9, 2:10 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 10, 2:38 PM CDT | River Flood Advisory | MEG | 8 days |
| May 10, 5:41 PM CDT | River Flood Advisory | OHX | 5 days |
| May 14, 12:44 PM CDT | Mesoscale Discussion | SPC | 61 min |
| May 14, 1:51 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 14, 3:29 PM CDT | Severe Thunderstorm Warning | OHX | 46 min |
| May 14, 5:24 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 19, 2:59 AM CDT | Dense Fog Advisory | OHX | 5 hr |
| May 22, 11:26 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 22, 11:46 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 22, 1:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| May 22, 3:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| May 22, 3:58 PM CDT | Severe Thunderstorm Warning | OHX | 23 min |
| May 24, 11:23 AM CDT | Areal Flood Advisory | OHX | 4 hr |
| May 26, 1:37 AM CDT | Flood Watch | OHX | 25 hr |
| May 26, 8:59 AM CDT | Tornado Watch | SPC | 8 hr |
| May 26, 11:52 AM CDT | Mesoscale Discussion | SPC | 83 min |
| May 26, 5:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| May 26, 9:39 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 26, 9:43 PM CDT | Tornado Watch | SPC | 7 hr |
| May 27, 12:04 AM CDT | Special Weather Statement | OHX | 26 min |
| May 27, 12:52 AM CDT | Mesoscale Discussion | SPC | 113 min |
| May 27, 1:36 AM CDT | Severe Thunderstorm Warning | OHX | 69 min |
| May 28, 1:58 PM CDT | River Flood Advisory | MEG | 3 days |
| Jun 9, 2:29 AM CDT | Special Weather Statement | OHX | 46 min |
| Jun 10, 12:58 AM CDT | Dense Fog Advisory | OHX | 7 hr |
| Jun 24, 5:12 AM CDT | Dense Fog Advisory | OHX | 3 hr |
| Jun 28, 12:25 PM CDT | Heat Advisory | OHX | 32 hr |
| Jun 29, 1:44 PM CDT | Heat Advisory | OHX | 28 hr |
| Jul 2, 11:45 AM CDT | Heat Advisory | OHX | 55 hr |
| Jul 9, 2:07 PM CDT | Tornado Watch | SPC | 10 hr |
| Jul 15, 11:27 AM CDT | Heat Advisory | OHX | 26 hr |
| Jul 21, 4:42 PM CDT | Areal Flood Advisory | OHX | 3 hr |
| Jul 22, 2:20 PM CDT | Areal Flood Advisory | OHX | 3 hr |
| Jul 29, 11:07 AM CDT | Heat Advisory | OHX | 32 hr |
| Jul 30, 11:12 AM CDT | Heat Advisory | OHX | 56 hr |
| Aug 15, 1:54 PM CDT | Heat Advisory | OHX | 29 hr |
| Aug 17, 5:02 AM CDT | Special Weather Statement | OHX | 43 min |
| Aug 17, 5:34 AM CDT | Special Weather Statement | OHX | 41 min |
| Sep 1, 10:58 PM CDT | Dense Fog Advisory | OHX | 9 hr |
| Sep 12, 2:23 AM CDT | Flood Watch | OHX | 65 hr |
| Sep 13, 12:21 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 24, 11:53 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 24, 12:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 24, 3:01 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Sep 26, 12:45 AM CDT | Flood Watch | OHX | 48 hr |
| Sep 26, 11:14 AM CDT | Wind Advisory | OHX | 35 hr |
| Oct 1, 1:37 AM CDT | Dense Fog Advisory | OHX | 7 hr |
| Oct 2, 8:27 PM CDT | Dense Fog Advisory | OHX | 13 hr |
| Nov 6, 5:55 AM CST | Special Weather Statement | OHX | 35 min |
| Nov 6, 6:23 AM CST | Special Weather Statement | OHX | 37 min |
| Nov 19, 7:06 PM CST | Dense Fog Advisory | OHX | 13 hr |
| Dec 18, 5:54 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Dec 18, 7:23 AM CST | Tornado Warning | OHX | 22 min |
| Dec 30, 8:10 AM CST | River Flood Advisory | OHX | 12 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 | 7 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 3 |
| Tornado Watch | 7 |
| Mesoscale Discussion | 22 |
| Special Weather Statement | 8 |
| Flooding | |
| River Flood Warning | 1 |
| Flood Watch | 5 |
| Areal Flood Advisory | 4 |
| River Flood Advisory | 7 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 1 |
| Heat | |
| Heat Advisory | 7 |
| Cold | |
| Frost Advisory | 3 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 10 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20232025
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.