Alert archive / Kentucky / Henry County

Weather alerts in Henry County, Kentucky, 2019

119 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Henry County and its neighbors

Each county as a circle sized by its count in 2019. Tap one for its archive.

Alerts
119
Warnings
26
Watches
19
Advisories
38
Busiest month
June20 alerts
Busiest day
May 23, 20198 alerts

Over time

By month

Warning verification

How often warnings here had a storm report inside them, and how much warning the reports had.

Henry County, 2019

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
Tornado warnings00
Severe thunderstorm warnings17947%367%16 min
Flash flood warnings00

Each office's whole area, 2019

WarningsWith a reportFalse alarm ratioReportsInside a warningMean lead time
NWS Louisville, KY: tornado warnings9278%540%1 min
NWS Louisville, KY: severe thunderstorm warnings21612841%28375%15 min
NWS Louisville, KY: flash flood warnings292321%7786%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.

IssuedProductOfficeLasted
Jan 8, 3:25 AM ESTWind AdvisoryLMK17 hr
Jan 11, 3:18 AM ESTWinter Weather AdvisoryLMK33 hr
Jan 12, 3:25 PM ESTWinter Weather AdvisoryLMK19 hr
Jan 18, 2:34 PM ESTWinter Weather AdvisoryLMK38 hr
Jan 19, 3:59 AM ESTWinter Storm WarningLMK24 hr
Jan 19, 10:35 PM ESTMesoscale DiscussionSPC3 hr
Jan 28, 3:58 PM ESTWind Chill AdvisoryLMK51 hr
Jan 29, 9:42 PM ESTWinter Weather AdvisoryLMK11 hr
Jan 31, 3:35 PM ESTWinter Weather AdvisoryLMK19 hr
Feb 1, 11:02 PM ESTDense Fog AdvisoryLMK12 hr
Feb 5, 3:24 PM ESTFlood WatchLMK56 hr
Feb 7, 10:07 AM ESTWind AdvisoryLMK14 hr
Feb 9, 3:02 PM ESTFlood WatchLMK67 hr
Feb 12, 3:05 AM ESTWind AdvisoryLMK25 hr
Feb 12, 7:37 AM ESTAreal Flood AdvisoryLMK3 hr
Feb 12, 9:13 AM ESTRiver Flood AdvisoryLMK11 min
Feb 12, 9:21 AM ESTRiver Flood WarningLMK47 hr
Feb 14, 3:22 PM ESTWinter Weather AdvisoryLMK38 hr
Feb 18, 3:40 PM ESTFlood WatchLMK49 hr
Feb 19, 3:12 AM ESTWinter Weather AdvisoryLMK27 hr
Feb 20, 3:25 AM ESTMesoscale DiscussionSPC6 hr
Feb 20, 9:11 PM ESTRiver Flood AdvisoryLMK36 hr
Feb 21, 2:09 PM ESTFlash Flood WatchLMK59 hr
Feb 21, 4:04 PM ESTRiver Flood WarningLMK7 days
Feb 23, 3:20 PM ESTWind AdvisoryLMK29 hr
Feb 23, 7:30 PM ESTAreal Flood AdvisoryLMK6 hr
Mar 2, 3:25 PM ESTWinter Weather AdvisoryLMK30 hr
Mar 7, 4:08 AM ESTWinter Weather AdvisoryLMK32 hr
Mar 13, 3:04 PM EDTWind AdvisoryLMK32 hr
Mar 14, 3:15 PM EDTHigh Wind WarningLMK3 hr
Mar 14, 3:15 PM EDTWind AdvisoryLMK8 hr
Mar 14, 5:03 PM EDTSevere Thunderstorm WatchSPC5 hr
Mar 14, 6:06 PM EDTSevere Thunderstorm WarningLMK24 min
Mar 14, 6:29 PM EDTSevere Thunderstorm WarningLMK18 min
Mar 14, 7:02 PM EDTMesoscale DiscussionSPC88 min
Mar 14, 8:26 PM EDTMesoscale DiscussionSPC94 min
Mar 14, 8:34 PM EDTSevere Thunderstorm WarningLMK11 min
Mar 30, 9:34 PM EDTSpecial Weather StatementLMK41 min
Apr 10, 2:55 PM EDTWind AdvisoryLMK29 hr
Apr 12, 6:56 AM EDTSevere Thunderstorm WarningLMK19 min
Apr 12, 7:18 AM EDTMesoscale DiscussionSPC117 min
Apr 14, 3:17 AM EDTWind AdvisoryLMK19 hr
Apr 14, 4:17 PM EDTSpecial Weather StatementLMK28 min
Apr 21, 3:34 AM EDTDense Fog AdvisoryLMK6 hr
Apr 25, 7:10 PM EDTSevere Thunderstorm WarningLMK35 min
Apr 25, 7:22 PM EDTSevere Thunderstorm WarningLMK23 min
Apr 25, 7:46 PM EDTSevere Thunderstorm WarningLMK14 min
May 1, 8:38 PM EDTSpecial Weather StatementLMK37 min
May 2, 2:14 AM EDTDense Fog AdvisoryLMK7 hr
May 2, 12:58 PM EDTSpecial Weather StatementLMK32 min
May 2, 1:22 PM EDTMesoscale DiscussionSPC113 min
May 2, 8:54 PM EDTFlash Flood WatchLMK14 hr
May 16, 8:06 PM EDTSpecial Weather StatementLMK24 min
May 23, 3:17 PM EDTSevere Thunderstorm WarningLMK28 min
May 23, 3:26 PM EDTSpecial Weather StatementLMK34 min
May 23, 3:38 PM EDTSevere Thunderstorm WarningLMK37 min
May 23, 3:39 PM EDTMesoscale DiscussionSPC96 min
May 23, 5:00 PM EDTSevere Thunderstorm WarningLMK30 min
May 23, 5:16 PM EDTSevere Thunderstorm WarningLMK29 min
May 23, 5:37 PM EDTSevere Thunderstorm WatchSPC5 hr
May 23, 5:44 PM EDTMesoscale DiscussionSPC61 min
May 23, 8:02 PM EDTMesoscale DiscussionSPC118 min
May 26, 1:09 PM EDTMesoscale DiscussionSPC96 min
May 26, 1:38 PM EDTSevere Thunderstorm WatchSPC7 hr
May 26, 4:29 PM EDTMesoscale DiscussionSPC2 hr
May 27, 1:20 AM EDTDense Fog AdvisoryLMK8 hr
Jun 5, 4:05 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 5, 7:10 PM EDTSevere Thunderstorm WarningLMK35 min
Jun 5, 7:41 PM EDTSpecial Weather StatementLMK34 min
Jun 5, 8:13 PM EDTMesoscale DiscussionSPC62 min
Jun 7, 3:19 AM EDTFlash Flood WatchLMK69 hr
Jun 15, 1:57 PM EDTMesoscale DiscussionSPC3 hr
Jun 16, 2:46 PM EDTMesoscale DiscussionSPC59 min
Jun 16, 3:08 PM EDTSevere Thunderstorm WatchSPC8 hr
Jun 16, 3:18 PM EDTSpecial Weather StatementLMK27 min
Jun 16, 4:42 PM EDTMesoscale DiscussionSPC93 min
Jun 16, 4:46 PM EDTSpecial Weather StatementLMK59 min
Jun 16, 4:57 PM EDTSevere Thunderstorm WarningLMK18 min
Jun 16, 8:29 PM EDTAreal Flood AdvisoryLMK3 hr
Jun 17, 3:41 AM EDTFlash Flood WatchLMK69 hr
Jun 17, 1:40 PM EDTMesoscale DiscussionSPC2 hr
Jun 19, 6:26 PM EDTAreal Flood AdvisoryLMK3 hr
Jun 21, 3:10 PM EDTFlash Flood WatchLMK21 hr
Jun 23, 3:09 PM EDTSevere Thunderstorm WatchSPC7 hr
Jun 23, 4:58 PM EDTSevere Thunderstorm WarningLMK32 min
Jun 23, 5:24 PM EDTSevere Thunderstorm WarningLMK36 min
Jul 14, 7:32 PM EDTSpecial Weather StatementLMK28 min
Jul 14, 7:58 PM EDTSpecial Weather StatementLMK47 min
Jul 14, 11:12 PM EDTSpecial Weather StatementLMK33 min
Jul 16, 8:58 PM EDTSevere Thunderstorm WarningLMK17 min
Jul 16, 9:12 PM EDTSevere Thunderstorm WarningLMK18 min
Jul 16, 9:27 PM EDTSpecial Weather StatementLMK33 min
Jul 17, 3:08 AM EDTExcessive Heat WatchLMK13 hr
Jul 17, 3:49 PM EDTExcessive Heat WarningLMK4 days
Aug 6, 4:58 PM EDTSpecial Weather StatementLMK32 min
Aug 6, 7:16 PM EDTSpecial Weather StatementLMK44 min
Aug 6, 7:31 PM EDTSpecial Weather StatementLMK29 min
Aug 12, 11:00 PM EDTMesoscale DiscussionSPC2 hr
Aug 13, 12:45 AM EDTMesoscale DiscussionSPC2 hr
Aug 20, 2:53 PM EDTSevere Thunderstorm WatchSPC5 hr
Aug 20, 4:55 PM EDTSpecial Weather StatementLMK35 min
Aug 22, 4:06 AM EDTSpecial Weather StatementLMK39 min
Oct 8, 1:23 AM EDTDense Fog AdvisoryLMK9 hr
Oct 12, 2:45 PM EDTFrost AdvisoryLMK18 hr
Oct 17, 3:25 PM EDTFrost AdvisoryLMK18 hr
Oct 26, 3:36 AM EDTWind AdvisoryLMK17 hr
Oct 30, 3:37 AM EDTFreeze WatchLMK25 hr
Oct 30, 10:29 PM EDTDense Fog AdvisoryLMK7 hr
Oct 31, 4:11 AM EDTFreeze WarningLMK31 hr
Nov 11, 4:21 AM ESTWinter Weather AdvisoryLMK28 hr
Nov 26, 3:50 AM ESTWind AdvisoryLMK37 hr
Nov 30, 2:12 PM ESTFlash Flood WatchLMK13 hr
Nov 30, 3:17 PM ESTAreal Flood WarningLMK3 hr
Nov 30, 10:15 PM ESTRiver Flood AdvisoryLMK25 hr
Dec 1, 11:02 PM ESTRiver Flood WarningLMK18 hr
Dec 16, 5:57 PM ESTAreal Flood AdvisoryLMK2 hr
Dec 16, 8:41 PM ESTRiver Flood AdvisoryLMK36 hr
Dec 17, 10:32 AM ESTRiver Flood WarningLMK71 hr
Dec 28, 3:04 PM ESTFlood WatchLMK33 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 archive20182020

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.