Alert archive / Kentucky / Harlan County
Weather alerts in Harlan County, Kentucky, 2017
97 weather alerts in 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Harlan County and its neighbors
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Alerts
- 97
- Warnings
- 22
- Watches
- 10
- Advisories
- 31
- Busiest month
- May26 alerts
- Busiest day
- March 1, 20177 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Harlan County, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 7 | 4 | 43% | 3 | 33% | 5 min |
| Flash flood warnings | 3 | 1 | 67% | 1 | 100% | 100 min |
Each office's whole area, 2017
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Jackson, KY: tornado warnings | 8 | 1 | 88% | 1 | 100% | 3 min |
| NWS Jackson, KY: severe thunderstorm warnings | 97 | 74 | 24% | 217 | 83% | 19 min |
| NWS Jackson, KY: flash flood warnings | 35 | 13 | 63% | 57 | 70% | 93 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 4, 2:30 PM EST | Winter Weather Advisory | JKL | 35 hr |
| Jan 6, 9:42 PM EST | Winter Weather Advisory | JKL | 9 hr |
| Jan 9, 7:55 PM EST | Wind Advisory | JKL | 29 hr |
| Jan 28, 3:30 PM EST | Winter Weather Advisory | JKL | 37 hr |
| Feb 7, 2:58 PM EST | Special Weather Statement | JKL | 77 min |
| Mar 1, 6:28 AM EST | Mesoscale Discussion | SPC | 2 hr |
| Mar 1, 7:47 AM EST | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 1, 8:28 AM EST | Mesoscale Discussion | SPC | 92 min |
| Mar 1, 9:25 AM EST | Severe Thunderstorm Warning | JKL | 65 min |
| Mar 1, 9:52 AM EST | Severe Thunderstorm Warning | JKL | 53 min |
| Mar 1, 11:07 AM EST | Areal Flood Advisory | JKL | 3 hr |
| Mar 1, 1:56 PM EST | Areal Flood Advisory | JKL | 3 hr |
| Mar 9, 2:39 PM EST | Freeze Warning | JKL | 43 hr |
| Mar 11, 3:42 AM EST | Freeze Warning | JKL | 30 hr |
| Mar 13, 4:30 PM EDT | Freeze Warning | JKL | 68 hr |
| Mar 14, 11:47 PM EDT | Special Weather Statement | JKL | 28 min |
| Mar 15, 3:59 PM EDT | Freeze Warning | JKL | 41 hr |
| Mar 22, 10:11 AM EDT | Freeze Warning | JKL | 24 hr |
| Mar 27, 5:43 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Mar 27, 6:02 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 5, 7:57 PM EDT | Mesoscale Discussion | SPC | 48 min |
| Apr 6, 3:55 AM EDT | Wind Advisory | JKL | 18 hr |
| Apr 7, 4:00 AM EDT | Frost Advisory | JKL | 11 hr |
| Apr 7, 2:39 PM EDT | Freeze Warning | JKL | 18 hr |
| Apr 21, 2:13 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 22, 3:45 AM EDT | Flash Flood Watch | JKL | 48 hr |
| Apr 22, 11:32 AM EDT | Areal Flood Advisory | JKL | 3 hr |
| Apr 22, 11:54 AM EDT | Flash Flood Warning | JKL | 4 hr |
| Apr 23, 6:01 PM EDT | Areal Flood Warning | JKL | 3 hr |
| Apr 23, 6:11 PM EDT | River Flood Advisory | JKL | 20 hr |
| Apr 23, 7:45 PM EDT | Areal Flood Warning | JKL | 3 hr |
| Apr 23, 10:05 PM EDT | River Flood Warning | JKL | 11 hr |
| Apr 23, 10:09 PM EDT | River Flood Advisory | JKL | 11 hr |
| Apr 30, 3:40 PM EDT | Wind Advisory | JKL | 30 hr |
| May 1, 4:10 PM EDT | Wind Advisory | JKL | 28 hr |
| May 3, 4:29 AM EDT | Wind Advisory | JKL | 40 hr |
| May 4, 11:36 PM EDT | Severe Thunderstorm Warning | JKL | 39 min |
| May 5, 12:13 AM EDT | Special Weather Statement | JKL | 32 min |
| May 7, 3:40 AM EDT | Frost Advisory | JKL | 29 hr |
| May 11, 1:58 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| May 11, 4:47 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 11, 7:00 PM EDT | Special Weather Statement | JKL | 60 min |
| May 24, 7:41 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| May 24, 12:17 PM EDT | Special Weather Statement | JKL | 28 min |
| May 24, 12:39 PM EDT | Severe Thunderstorm Warning | JKL | 23 min |
| May 24, 1:19 PM EDT | Tornado Watch | SPC | 7 hr |
| May 24, 3:50 PM EDT | Mesoscale Discussion | SPC | 55 min |
| May 27, 4:50 AM EDT | Flash Flood Watch | JKL | 23 hr |
| May 27, 1:50 PM EDT | Mesoscale Discussion | SPC | 85 min |
| May 27, 4:11 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 27, 5:21 PM EDT | Special Weather Statement | JKL | 24 min |
| May 27, 7:32 PM EDT | Special Weather Statement | JKL | 28 min |
| May 27, 7:47 PM EDT | Severe Thunderstorm Warning | JKL | 28 min |
| May 27, 8:07 PM EDT | Mesoscale Discussion | SPC | 83 min |
| May 27, 8:14 PM EDT | Special Weather Statement | JKL | 31 min |
| May 27, 8:39 PM EDT | Areal Flood Advisory | JKL | 3 hr |
| May 27, 8:58 PM EDT | Special Weather Statement | JKL | 32 min |
| May 27, 9:05 PM EDT | Flash Flood Warning | JKL | 6 hr |
| May 28, 3:01 AM EDT | Areal Flood Warning | JKL | 6 hr |
| May 30, 4:34 PM EDT | Special Weather Statement | JKL | 41 min |
| Jun 1, 6:13 PM EDT | Special Weather Statement | JKL | 32 min |
| Jun 13, 5:45 PM EDT | Special Weather Statement | JKL | 30 min |
| Jun 13, 5:53 PM EDT | Areal Flood Advisory | JKL | 3 hr |
| Jun 13, 6:03 PM EDT | Flash Flood Warning | JKL | 3 hr |
| Jun 13, 6:31 PM EDT | Areal Flood Advisory | JKL | 4 hr |
| Jun 14, 9:51 AM EDT | Areal Flood Advisory | JKL | 3 hr |
| Jun 14, 2:20 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 15, 2:55 PM EDT | Special Weather Statement | JKL | 35 min |
| Jun 18, 3:23 PM EDT | Flash Flood Watch | JKL | 13 hr |
| Jun 22, 12:39 PM EDT | Flash Flood Watch | JKL | 37 hr |
| Jun 23, 1:39 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 23, 3:32 PM EDT | Tornado Watch | SPC | 6 hr |
| Jun 23, 5:50 PM EDT | Mesoscale Discussion | SPC | 115 min |
| Jul 1, 1:18 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Jul 5, 3:19 PM EDT | Special Weather Statement | JKL | 56 min |
| Jul 6, 6:22 PM EDT | Severe Thunderstorm Warning | JKL | 38 min |
| Jul 6, 6:49 PM EDT | Special Weather Statement | JKL | 56 min |
| Jul 6, 7:01 PM EDT | Severe Thunderstorm Warning | JKL | 29 min |
| Jul 23, 8:50 PM EDT | Areal Flood Advisory | JKL | 115 min |
| Jul 27, 2:24 PM EDT | Special Weather Statement | JKL | 36 min |
| Jul 28, 7:01 AM EDT | Flash Flood Watch | JKL | 12 hr |
| Aug 1, 5:25 PM EDT | Special Weather Statement | JKL | 35 min |
| Aug 7, 1:45 PM EDT | Areal Flood Advisory | JKL | 3 hr |
| Aug 15, 11:09 AM EDT | Areal Flood Advisory | JKL | 3 hr |
| Sep 1, 1:19 PM EDT | Special Weather Statement | JKL | 41 min |
| Sep 1, 2:24 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 15, 1:11 AM EDT | Dense Fog Advisory | JKL | 9 hr |
| Sep 15, 11:24 PM EDT | Dense Fog Advisory | JKL | 8 hr |
| Sep 20, 2:43 AM EDT | Dense Fog Advisory | JKL | 7 hr |
| Oct 13, 5:00 AM EDT | Dense Fog Advisory | JKL | 5 hr |
| Oct 23, 12:59 PM EDT | Areal Flood Advisory | JKL | 2 hr |
| Oct 25, 3:57 AM EDT | Frost Advisory | JKL | 29 hr |
| Oct 29, 3:13 PM EDT | Freeze Warning | JKL | 19 hr |
| Nov 17, 11:53 AM EST | Wind Advisory | JKL | 40 hr |
| Dec 13, 6:29 AM EST | Red Flag Warning | JKL | 15 hr |
| Dec 23, 8:53 AM EST | Areal Flood Advisory | JKL | 5 hr |
| Dec 23, 10:00 AM EST | Areal Flood Advisory | JKL | 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 | 7 |
| Severe Thunderstorm Watch | 3 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 16 |
| Special Weather Statement | 18 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 3 |
| River Flood Warning | 1 |
| Flash Flood Watch | 5 |
| Areal Flood Advisory | 13 |
| River Flood Advisory | 2 |
| Winter | |
| Winter Weather Advisory | 3 |
| Cold | |
| Freeze Warning | 7 |
| Frost Advisory | 3 |
| Wind and dust | |
| Wind Advisory | 6 |
| Fire | |
| Red Flag Warning | 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 archive20162018
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.