Alert archive / Kentucky / Hancock County
Weather alerts in Hancock County, Kentucky, 2021
77 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Hancock County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 77
- Warnings
- 16
- Watches
- 10
- Advisories
- 24
- Busiest month
- February12 alerts
- Busiest day
- December 11, 20215 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 1 tornado warnings covering Hancock County in 2021 had a tornado report inside them.
Hancock County, 2021
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 1 | 0% | 0 | ||
| Severe thunderstorm warnings | 3 | 1 | 67% | 0 | ||
| Flash flood warnings | 2 | 1 | 50% | 0 |
Each office's whole area, 2021
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Louisville, KY: tornado warnings | 31 | 14 | 55% | 53 | 81% | 19 min |
| NWS Louisville, KY: severe thunderstorm warnings | 111 | 54 | 51% | 190 | 52% | 11 min |
| NWS Louisville, KY: flash flood warnings | 60 | 39 | 35% | 95 | 79% | 91 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, 11:50 PM CST | Winter Weather Advisory | LMK | 7 hr |
| Jan 15, 2:45 AM CST | Winter Weather Advisory | LMK | 31 hr |
| Jan 26, 2:41 AM CST | Dense Fog Advisory | LMK | 3 hr |
| Jan 26, 1:59 PM CST | Winter Weather Advisory | LMK | 33 hr |
| Feb 8, 1:06 PM CST | Winter Storm Watch | LMK | 24 hr |
| Feb 9, 1:32 PM CST | Ice Storm Warning | LMK | 49 hr |
| Feb 9, 1:32 PM CST | Winter Weather Advisory | LMK | 43 hr |
| Feb 10, 11:18 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 12, 2:54 PM CST | Winter Storm Watch | LMK | 35 hr |
| Feb 14, 2:15 AM CST | Winter Storm Warning | LMK | 44 hr |
| Feb 15, 10:44 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 17, 2:57 AM CST | Winter Weather Advisory | LMK | 42 hr |
| Feb 26, 2:20 PM CST | Flood Watch | LMK | 61 hr |
| Feb 28, 4:20 AM CST | Areal Flood Advisory | LMK | 3 hr |
| Feb 28, 7:30 AM CST | Areal Flood Advisory | LMK | 4 hr |
| Feb 28, 5:19 PM CST | Special Weather Statement | LMK | 41 min |
| Mar 1, 10:31 AM CST | River Flood Warning | LMK | 21 days |
| Mar 1, 8:55 PM CST | River Flood Warning | LMK | 8 days |
| Mar 12, 3:23 AM CST | Areal Flood Advisory | LMK | 4 hr |
| Mar 16, 2:28 AM CDT | Dense Fog Advisory | LMK | 8 hr |
| Mar 25, 2:55 AM CDT | Wind Advisory | LMK | 25 hr |
| Mar 25, 2:33 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Mar 25, 3:48 PM CDT | Tornado Watch | SPC | 7 hr |
| Mar 25, 8:28 PM CDT | Special Weather Statement | LMK | 32 min |
| Mar 30, 2:07 PM CDT | Freeze Watch | LMK | 23 hr |
| Mar 30, 2:07 PM CDT | Freeze Warning | LMK | 43 hr |
| Mar 31, 1:32 PM CDT | Freeze Warning | LMK | 44 hr |
| Apr 1, 1:35 PM CDT | Freeze Warning | LMK | 43 hr |
| Apr 7, 2:25 PM CDT | Special Weather Statement | LMK | 35 min |
| Apr 20, 2:36 AM CDT | Freeze Watch | LMK | 24 hr |
| Apr 21, 2:52 AM CDT | Freeze Warning | LMK | 28 hr |
| Apr 25, 2:40 AM CDT | Dense Fog Advisory | LMK | 4 hr |
| Apr 27, 2:03 PM CDT | Flash Flood Watch | LMK | 48 hr |
| May 6, 3:46 PM CDT | Special Weather Statement | LMK | 29 min |
| May 9, 2:04 AM CDT | Wind Advisory | LMK | 17 hr |
| May 26, 8:42 PM CDT | Dense Fog Advisory | LMK | 12 hr |
| May 27, 5:21 PM CDT | Mesoscale Discussion | SPC | 114 min |
| May 27, 8:43 PM CDT | Special Weather Statement | LMK | 47 min |
| Jun 8, 6:11 PM CDT | Special Weather Statement | LMK | 49 min |
| Jun 8, 6:53 PM CDT | Special Weather Statement | LMK | 37 min |
| Jun 13, 2:05 AM CDT | Special Weather Statement | LMK | 25 min |
| Jun 13, 1:04 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jun 29, 8:03 PM CDT | Special Weather Statement | LMK | 27 min |
| Jun 29, 8:12 PM CDT | Severe Thunderstorm Warning | LMK | 33 min |
| Jul 8, 12:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jul 10, 2:48 AM CDT | Flash Flood Watch | LMK | 26 hr |
| Jul 10, 5:47 AM CDT | Special Weather Statement | LMK | 28 min |
| Jul 10, 4:39 PM CDT | Severe Thunderstorm Warning | LMK | 36 min |
| Jul 10, 8:20 PM CDT | Special Weather Statement | LMK | 40 min |
| Jul 12, 1:13 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 12, 5:14 PM CDT | Special Weather Statement | LMK | 46 min |
| Jul 12, 7:33 PM CDT | Special Weather Statement | LMK | 42 min |
| Jul 16, 12:10 PM CDT | Mesoscale Discussion | SPC | 4 hr |
| Jul 28, 2:10 PM CDT | Heat Advisory | LMK | 28 hr |
| Aug 10, 2:32 PM CDT | Heat Advisory | LMK | 29 hr |
| Aug 10, 2:32 PM CDT | Heat Advisory | LMK | 53 hr |
| Aug 13, 12:13 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 19, 4:25 AM CDT | Areal Flood Advisory | LMK | 3 hr |
| Aug 19, 2:36 PM CDT | Dense Fog Advisory | LMK | 18 hr |
| Aug 30, 3:33 PM CDT | Areal Flood Advisory | LMK | 117 min |
| Aug 30, 8:25 PM CDT | Areal Flood Advisory | LMK | 3 hr |
| Aug 30, 9:12 PM CDT | Flash Flood Warning | LMK | 3 hr |
| Aug 31, 12:12 AM CDT | Areal Flood Advisory | LMK | 4 hr |
| Sep 21, 7:53 PM CDT | Areal Flood Advisory | LMK | 3 hr |
| Oct 25, 2:11 AM CDT | Special Weather Statement | LMK | 34 min |
| Nov 2, 2:35 AM CDT | Freeze Watch | LMK | 23 hr |
| Nov 2, 2:35 AM CDT | Freeze Warning | LMK | 29 hr |
| Nov 3, 2:04 AM CDT | Freeze Warning | LMK | 30 hr |
| Dec 2, 2:45 AM CST | Dense Fog Advisory | LMK | 4 hr |
| Dec 5, 11:28 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 6, 1:02 AM CST | Special Weather Statement | LMK | 28 min |
| Dec 10, 5:52 PM CST | Mesoscale Discussion | SPC | 83 min |
| Dec 10, 6:21 PM CST | Tornado Watch | SPC | 10 hr |
| Dec 10, 8:24 PM CST | Severe Thunderstorm Warning | LMK | 36 min |
| Dec 10, 8:35 PM CST | Mesoscale Discussion | SPC | 85 min |
| Dec 10, 11:07 PM CST | Tornado Warning | LMK | 53 min |
| Dec 11, 3:56 AM CST | Flash Flood Warning | LMK | 3 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 | 3 |
| Tornado Warning | 1 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 12 |
| Special Weather Statement | 15 |
| Flooding | |
| Flash Flood Warning | 2 |
| River Flood Warning | 2 |
| Flash Flood Watch | 2 |
| Flood Watch | 1 |
| Areal Flood Advisory | 8 |
| Winter | |
| Ice Storm Warning | 1 |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 5 |
| Heat | |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 6 |
| Freeze Watch | 3 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.