Alert archive / Kentucky / Nelson County
Weather alerts in Nelson County, Kentucky, 2024
152 weather alerts in 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Nelson County and its neighbors
Each county as a circle sized by its count in 2024. Tap one for its archive.
- Alerts
- 152
- Warnings
- 37
- Watches
- 20
- Advisories
- 35
- Busiest month
- July33 alerts
- Busiest day
- April 2, 202411 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 3 tornado warnings covering Nelson County in 2024 had a tornado report inside them; 0 of 3 tornado reports fell inside a warning.
Nelson County, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 3 | 1 | 67% | 3 | 0% | |
| Severe thunderstorm warnings | 29 | 23 | 21% | 16 | 88% | 8 min |
| Flash flood warnings | 1 | 1 | 0% | 1 | 100% | 10 min |
Each office's whole area, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Louisville, KY: tornado warnings | 44 | 9 | 80% | 39 | 28% | 10 min |
| NWS Louisville, KY: severe thunderstorm warnings | 243 | 161 | 34% | 474 | 74% | 17 min |
| NWS Louisville, KY: flash flood warnings | 26 | 16 | 38% | 31 | 87% | 98 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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 8, 2:22 PM EST | Wind Advisory | LMK | 41 hr |
| Jan 11, 3:04 AM EST | Wind Advisory | LMK | 33 hr |
| Jan 12, 6:00 AM EST | High Wind Warning | LMK | 13 hr |
| Jan 12, 6:00 AM EST | Wind Advisory | LMK | 25 hr |
| Jan 14, 3:34 AM EST | Winter Weather Advisory | LMK | 42 hr |
| Jan 16, 2:54 PM EST | Wind Chill Advisory | LMK | 19 hr |
| Jan 17, 2:30 PM EST | Winter Weather Advisory | LMK | 52 hr |
| Jan 19, 3:40 AM EST | Wind Chill Advisory | LMK | 54 hr |
| Jan 24, 3:34 PM EST | Dense Fog Advisory | LMK | 21 hr |
| Feb 11, 3:22 PM EST | Winter Weather Advisory | LMK | 36 hr |
| Feb 22, 11:26 AM EST | Special Weather Statement | LMK | 34 min |
| Feb 26, 2:47 PM EST | Wind Advisory | LMK | 46 hr |
| Feb 27, 6:42 AM EST | Mesoscale Discussion | SPC | 3 hr |
| Feb 27, 8:46 PM EST | Mesoscale Discussion | SPC | 119 min |
| Feb 28, 3:01 AM EST | Mesoscale Discussion | SPC | 119 min |
| Feb 28, 3:40 AM EST | Special Weather Statement | LMK | 35 min |
| Feb 28, 3:56 AM EST | Tornado Watch | SPC | 5 hr |
| Feb 28, 4:29 AM EST | Severe Thunderstorm Warning | LMK | 31 min |
| Feb 28, 5:57 AM EST | Special Weather Statement | LMK | 33 min |
| Feb 28, 6:15 AM EST | Severe Thunderstorm Warning | LMK | 30 min |
| Feb 28, 6:17 AM EST | Severe Thunderstorm Warning | LMK | 28 min |
| Feb 28, 6:25 AM EST | Areal Flood Advisory | LMK | 3 hr |
| Feb 28, 6:45 AM EST | Severe Thunderstorm Warning | LMK | 30 min |
| Mar 3, 3:13 AM EST | Dense Fog Advisory | LMK | 8 hr |
| Mar 14, 10:17 PM EDT | Tornado Watch | SPC | 4 hr |
| Mar 14, 11:59 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 15, 12:05 AM EDT | Severe Thunderstorm Warning | LMK | 25 min |
| Mar 15, 12:14 AM EDT | Severe Thunderstorm Warning | LMK | 20 min |
| Mar 16, 3:34 AM EDT | Dense Fog Advisory | LMK | 6 hr |
| Mar 24, 3:26 PM EDT | Wind Advisory | LMK | 51 hr |
| Apr 2, 5:55 AM EDT | Mesoscale Discussion | SPC | 95 min |
| Apr 2, 6:55 AM EDT | Tornado Watch | SPC | 4 hr |
| Apr 2, 8:16 AM EDT | Mesoscale Discussion | SPC | 89 min |
| Apr 2, 8:29 AM EDT | Severe Thunderstorm Warning | LMK | 46 min |
| Apr 2, 8:42 AM EDT | Tornado Warning | LMK | 18 min |
| Apr 2, 8:49 AM EDT | Severe Thunderstorm Warning | LMK | 26 min |
| Apr 2, 8:55 AM EDT | Tornado Warning | LMK | 35 min |
| Apr 2, 9:03 AM EDT | Severe Thunderstorm Warning | LMK | 42 min |
| Apr 2, 3:28 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Apr 2, 3:49 PM EDT | Tornado Watch | SPC | 6 hr |
| Apr 2, 5:34 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Apr 4, 3:07 PM EDT | Freeze Watch | LMK | 12 hr |
| Apr 5, 3:15 AM EDT | Freeze Warning | LMK | 31 hr |
| Apr 6, 2:56 PM EDT | Frost Advisory | LMK | 19 hr |
| Apr 15, 2:55 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 19, 12:08 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 21, 3:00 AM EDT | Frost Advisory | LMK | 30 hr |
| May 7, 7:36 PM EDT | Mesoscale Discussion | SPC | 54 min |
| May 7, 7:57 PM EDT | Tornado Watch | SPC | 7 hr |
| May 8, 1:24 AM EDT | Flood Watch | LMK | 31 hr |
| May 8, 2:26 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 8, 6:18 PM EDT | Areal Flood Advisory | LMK | 11 hr |
| May 18, 1:49 AM EDT | Dense Fog Advisory | LMK | 8 hr |
| May 22, 7:30 PM EDT | Mesoscale Discussion | SPC | 90 min |
| May 23, 8:09 AM EDT | Severe Thunderstorm Warning | LMK | 33 min |
| May 23, 1:44 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 23, 3:16 PM EDT | Mesoscale Discussion | SPC | 119 min |
| May 24, 3:41 AM EDT | Dense Fog Advisory | LMK | 6 hr |
| May 26, 2:50 AM EDT | Flood Watch | LMK | 24 hr |
| May 26, 9:59 AM EDT | Tornado Watch | SPC | 8 hr |
| May 26, 11:17 AM EDT | Mesoscale Discussion | SPC | 88 min |
| May 26, 11:24 AM EDT | Severe Thunderstorm Warning | LMK | 36 min |
| May 26, 11:58 AM EDT | Severe Thunderstorm Warning | LMK | 32 min |
| May 26, 2:01 PM EDT | Special Weather Statement | LMK | 59 min |
| May 26, 7:54 PM EDT | Tornado Watch | SPC | 6 hr |
| May 26, 11:09 PM EDT | Severe Thunderstorm Warning | LMK | 51 min |
| May 26, 11:17 PM EDT | Tornado Warning | LMK | 23 min |
| May 26, 11:45 PM EDT | Special Weather Statement | LMK | 30 min |
| May 27, 12:04 AM EDT | Severe Thunderstorm Warning | LMK | 41 min |
| Jun 3, 3:28 AM EDT | Dense Fog Advisory | LMK | 6 hr |
| Jun 4, 3:03 PM EDT | Special Weather Statement | LMK | 27 min |
| Jun 4, 4:00 PM EDT | Flash Flood Warning | LMK | 2 hr |
| Jun 14, 5:52 PM EDT | Special Weather Statement | LMK | 23 min |
| Jun 14, 5:55 PM EDT | Severe Thunderstorm Warning | LMK | 35 min |
| Jun 14, 6:23 PM EDT | Special Weather Statement | LMK | 22 min |
| Jun 14, 7:10 PM EDT | Special Weather Statement | LMK | 35 min |
| Jun 25, 3:57 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jun 25, 5:48 PM EDT | Special Weather Statement | LMK | 57 min |
| Jun 30, 12:28 PM EDT | Special Weather Statement | LMK | 32 min |
| Jun 30, 1:00 PM EDT | Special Weather Statement | LMK | 30 min |
| Jun 30, 1:24 PM EDT | Severe Thunderstorm Warning | LMK | 36 min |
| Jun 30, 2:16 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Jul 2, 2:45 PM EDT | Heat Advisory | LMK | 29 hr |
| Jul 3, 12:46 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 4, 12:30 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 4, 12:56 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 4, 2:20 PM EDT | Special Weather Statement | LMK | 40 min |
| Jul 4, 2:25 PM EDT | Severe Thunderstorm Warning | LMK | 35 min |
| Jul 4, 3:02 PM EDT | Special Weather Statement | LMK | 58 min |
| Jul 9, 2:39 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 9, 3:07 PM EDT | Tornado Watch | SPC | 10 hr |
| Jul 9, 6:42 PM EDT | Mesoscale Discussion | SPC | 93 min |
| Jul 13, 5:16 PM EDT | Special Weather Statement | LMK | 29 min |
| Jul 13, 6:18 PM EDT | Special Weather Statement | LMK | 27 min |
| Jul 13, 6:44 PM EDT | Special Weather Statement | LMK | 31 min |
| Jul 15, 1:08 PM EDT | Heat Advisory | LMK | 26 hr |
| Jul 16, 10:56 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 16, 10:59 PM EDT | Special Weather Statement | LMK | 31 min |
| Jul 16, 11:06 PM EDT | Severe Thunderstorm Warning | LMK | 24 min |
| Jul 16, 11:24 PM EDT | Severe Thunderstorm Warning | LMK | 39 min |
| Jul 17, 12:26 AM EDT | Flood Watch | LMK | 5 hr |
| Jul 17, 2:07 AM EDT | Areal Flood Advisory | LMK | 3 hr |
| Jul 29, 8:48 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 30, 1:54 AM EDT | Severe Thunderstorm Warning | LMK | 36 min |
| Jul 30, 3:05 AM EDT | Special Weather Statement | LMK | 25 min |
| Jul 30, 3:21 AM EDT | Severe Thunderstorm Warning | LMK | 24 min |
| Jul 30, 11:05 AM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 30, 1:08 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 30, 2:09 PM EDT | Severe Thunderstorm Warning | LMK | 51 min |
| Jul 30, 2:34 PM EDT | Severe Thunderstorm Warning | LMK | 26 min |
| Jul 31, 1:19 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jul 31, 1:57 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 31, 3:40 PM EDT | Special Weather Statement | LMK | 35 min |
| Jul 31, 3:47 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jul 31, 4:08 PM EDT | Areal Flood Advisory | LMK | 3 hr |
| Aug 1, 12:18 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Aug 1, 1:07 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 1, 3:51 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Aug 1, 5:22 PM EDT | Special Weather Statement | LMK | 23 min |
| Aug 1, 5:37 PM EDT | Severe Thunderstorm Warning | LMK | 23 min |
| Aug 1, 6:01 PM EDT | Severe Thunderstorm Warning | LMK | 44 min |
| Aug 1, 6:05 PM EDT | Areal Flood Advisory | LMK | 3 hr |
| Aug 1, 6:15 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Aug 2, 7:17 AM EDT | Special Weather Statement | LMK | 28 min |
| Aug 2, 4:17 PM EDT | Special Weather Statement | LMK | 28 min |
| Aug 2, 4:44 PM EDT | Special Weather Statement | LMK | 31 min |
| Aug 17, 1:31 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Aug 17, 3:29 PM EDT | Special Weather Statement | LMK | 31 min |
| Aug 17, 7:30 PM EDT | Severe Thunderstorm Warning | LMK | 30 min |
| Aug 17, 7:39 PM EDT | Special Weather Statement | LMK | 36 min |
| Aug 31, 5:43 PM EDT | Special Weather Statement | LMK | 17 min |
| Sep 23, 4:24 PM EDT | Severe Thunderstorm Warning | LMK | 36 min |
| Sep 24, 1:56 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 24, 12:52 PM EDT | Severe Thunderstorm Warning | LMK | 38 min |
| Sep 24, 12:53 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 24, 1:45 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 24, 3:29 PM EDT | Severe Thunderstorm Warning | LMK | 17 min |
| Sep 24, 4:01 PM EDT | Mesoscale Discussion | SPC | 119 min |
| Sep 24, 4:32 PM EDT | Special Weather Statement | LMK | 28 min |
| Sep 26, 11:03 AM EDT | Wind Advisory | LMK | 35 hr |
| Sep 26, 1:54 PM EDT | Flood Watch | LMK | 37 hr |
| Sep 27, 4:52 AM EDT | High Wind Warning | LMK | 11 hr |
| Oct 15, 3:23 AM EDT | Frost Advisory | LMK | 30 hr |
| Oct 16, 12:02 PM EDT | Frost Advisory | LMK | 3 hr |
| Oct 16, 12:02 PM EDT | Freeze Warning | LMK | 21 hr |
| Oct 17, 1:52 PM EDT | Frost Advisory | LMK | 19 hr |
| Nov 19, 7:19 PM EST | Dense Fog Advisory | LMK | 15 hr |
| Nov 29, 9:23 PM EST | Winter Weather Advisory | LMK | 32 hr |
| Dec 4, 10:49 PM EST | Wind Advisory | LMK | 5 hr |
| Dec 16, 2:28 PM EST | Areal Flood Advisory | LMK | 2 hr |
| Dec 29, 2:39 AM EST | Wind Advisory | LMK | 16 hr |
| Dec 31, 2:52 AM EST | Wind Advisory | LMK | 15 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 | 29 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 7 |
| Tornado Watch | 8 |
| Mesoscale Discussion | 32 |
| Special Weather Statement | 28 |
| Flooding | |
| Flash Flood Warning | 1 |
| Flood Watch | 4 |
| Areal Flood Advisory | 6 |
| Winter | |
| Winter Weather Advisory | 4 |
| Heat | |
| Heat Advisory | 2 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 5 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 2 |
| Wind Advisory | 9 |
| Fog and smoke | |
| Dense Fog Advisory | 7 |
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.