Alert archive / Arkansas / Perry County
Weather alerts in Perry County, Arkansas, 2019
151 weather alerts in 2019, 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 2019. Tap one for its archive.
- Alerts
- 151
- Warnings
- 56
- Watches
- 23
- Advisories
- 31
- Busiest month
- May34 alerts
- Busiest day
- June 23, 201910 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Perry County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 30 | 20 | 33% | 4 | 100% | 22 min |
| Flash flood warnings | 6 | 4 | 33% | 3 | 100% | 109 min |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Little Rock, AR: tornado warnings | 41 | 8 | 80% | 29 | 69% | 7 min |
| NWS Little Rock, AR: severe thunderstorm warnings | 305 | 131 | 57% | 300 | 82% | 22 min |
| NWS Little Rock, AR: flash flood warnings | 117 | 49 | 58% | 110 | 92% | 108 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 3, 10:21 AM CST | River Flood Warning | LZK | 3 days |
| Jan 5, 7:14 PM CST | Dense Fog Advisory | LZK | 11 hr |
| Jan 8, 4:16 AM CST | Dense Fog Advisory | LZK | 6 hr |
| Jan 11, 10:17 AM CST | River Flood Warning | LZK | 23 hr |
| Jan 18, 2:21 PM CST | Wind Advisory | LZK | 34 hr |
| Feb 6, 3:41 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 6, 5:30 PM CST | Special Weather Statement | LZK | 45 min |
| Feb 9, 2:24 PM CST | Flood Watch | LZK | 58 hr |
| Feb 11, 8:05 AM CST | River Flood Warning | LZK | 5 days |
| Feb 11, 9:06 AM CST | Flash Flood Warning | LZK | 11 hr |
| Feb 11, 7:41 PM CST | Areal Flood Warning | LZK | 9 hr |
| Feb 12, 3:48 AM CST | Dense Fog Advisory | LZK | 4 hr |
| Feb 19, 9:40 PM CST | Flash Flood Warning | LZK | 3 hr |
| Feb 20, 7:10 AM CST | River Flood Warning | LZK | 6 days |
| Feb 22, 2:37 PM CST | Wind Advisory | LZK | 38 hr |
| Feb 23, 1:09 AM CST | Dense Fog Advisory | LZK | 11 hr |
| Mar 8, 9:16 AM CST | Dense Fog Advisory | LZK | 104 min |
| Mar 8, 5:04 PM CST | Dense Fog Advisory | LZK | 13 hr |
| Mar 9, 1:58 AM CST | Mesoscale Discussion | SPC | 92 min |
| Mar 9, 6:58 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 9, 7:16 AM CST | Severe Thunderstorm Warning | LZK | 59 min |
| Mar 9, 7:18 AM CST | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 9, 8:20 AM CST | Severe Thunderstorm Warning | LZK | 40 min |
| Mar 9, 8:45 AM CST | Severe Thunderstorm Warning | LZK | 45 min |
| Mar 12, 2:29 PM CDT | Wind Advisory | LZK | 29 hr |
| Mar 24, 3:28 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 24, 5:08 PM CDT | Severe Thunderstorm Watch | SPC | 11 hr |
| Mar 24, 6:36 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Mar 30, 3:29 AM CDT | Freeze Watch | LZK | 11 hr |
| Mar 30, 4:01 AM CDT | Freeze Watch | LZK | 23 hr |
| Mar 31, 2:49 AM CDT | Freeze Warning | LZK | 30 hr |
| Apr 5, 2:11 AM CDT | Dense Fog Advisory | LZK | 7 hr |
| Apr 13, 4:04 AM CDT | Flash Flood Watch | LZK | 18 hr |
| Apr 13, 10:58 AM CDT | River Flood Warning | LZK | 16 hr |
| Apr 17, 11:43 PM CDT | Severe Thunderstorm Warning | LZK | 47 min |
| Apr 18, 12:28 AM CDT | Severe Thunderstorm Warning | LZK | 47 min |
| Apr 18, 1:15 AM CDT | Mesoscale Discussion | SPC | 60 min |
| Apr 18, 1:53 AM CDT | Flash Flood Watch | LZK | 17 hr |
| Apr 18, 8:50 AM CDT | River Flood Warning | LZK | 3 days |
| Apr 25, 2:40 AM CDT | Special Weather Statement | LZK | 50 min |
| May 1, 1:28 AM CDT | Severe Thunderstorm Warning | LZK | 47 min |
| May 1, 1:35 AM CDT | Mesoscale Discussion | SPC | 55 min |
| May 1, 2:15 AM CDT | Severe Thunderstorm Warning | LZK | 45 min |
| May 1, 3:00 PM CDT | River Flood Warning | LZK | 5 days |
| May 1, 11:37 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 2, 8:54 PM CDT | Flash Flood Watch | LZK | 31 hr |
| May 7, 3:26 AM CDT | Flash Flood Watch | LZK | 54 hr |
| May 7, 3:36 PM CDT | River Flood Warning | LZK | 6 days |
| May 7, 3:39 PM CDT | River Flood Warning | LZK | 41 hr |
| May 8, 2:36 PM CDT | River Flood Advisory | LZK | 36 hr |
| May 8, 6:08 PM CDT | Flash Flood Warning | LZK | 3 hr |
| May 18, 12:48 PM CDT | Tornado Watch | SPC | 7 hr |
| May 18, 3:02 PM CDT | Special Weather Statement | LZK | 43 min |
| May 18, 3:32 PM CDT | Mesoscale Discussion | SPC | 88 min |
| May 18, 3:49 PM CDT | Special Weather Statement | LZK | 56 min |
| May 20, 9:25 AM CDT | River Flood Warning | LZK | 27 days |
| May 20, 4:11 PM CDT | Severe Thunderstorm Warning | LZK | 49 min |
| May 20, 4:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| May 20, 4:57 PM CDT | Severe Thunderstorm Warning | LZK | 48 min |
| May 20, 5:14 PM CDT | Tornado Watch | SPC | 8 hr |
| May 21, 9:57 AM CDT | Mesoscale Discussion | SPC | 93 min |
| May 21, 11:32 AM CDT | Tornado Watch | SPC | 7 hr |
| May 21, 1:37 PM CDT | Severe Thunderstorm Warning | LZK | 38 min |
| May 21, 2:56 PM CDT | Special Weather Statement | LZK | 49 min |
| May 21, 10:53 PM CDT | River Flood Warning | LZK | 22 days |
| May 21, 10:53 PM CDT | River Flood Warning | LZK | 21 days |
| May 29, 12:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| May 29, 12:46 PM CDT | Tornado Watch | SPC | 9 hr |
| May 29, 3:12 PM CDT | Mesoscale Discussion | SPC | 63 min |
| May 29, 4:13 PM CDT | Special Weather Statement | LZK | 47 min |
| May 29, 4:37 PM CDT | Special Weather Statement | LZK | 53 min |
| May 29, 4:45 PM CDT | Severe Thunderstorm Warning | LZK | 45 min |
| May 29, 5:09 PM CDT | Severe Thunderstorm Warning | LZK | 51 min |
| May 29, 6:22 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 6, 3:43 AM CDT | Flash Flood Watch | LZK | 27 hr |
| Jun 6, 7:30 PM CDT | Special Weather Statement | LZK | 30 min |
| Jun 19, 8:03 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jun 19, 8:26 PM CDT | Severe Thunderstorm Warning | LZK | 49 min |
| Jun 19, 8:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 19, 8:51 PM CDT | Severe Thunderstorm Warning | LZK | 54 min |
| Jun 19, 9:07 PM CDT | Severe Thunderstorm Warning | LZK | 53 min |
| Jun 19, 9:38 PM CDT | Severe Thunderstorm Warning | LZK | 25 min |
| Jun 21, 3:56 AM CDT | Heat Advisory | LZK | 15 hr |
| Jun 23, 2:05 AM CDT | Flash Flood Watch | LZK | 25 hr |
| Jun 23, 4:09 AM CDT | Special Weather Statement | LZK | 36 min |
| Jun 23, 6:06 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 23, 12:27 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 23, 1:02 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 23, 1:51 PM CDT | Special Weather Statement | LZK | 39 min |
| Jun 23, 2:05 PM CDT | Severe Thunderstorm Warning | LZK | 40 min |
| Jun 23, 2:34 PM CDT | Severe Thunderstorm Warning | LZK | 41 min |
| Jun 23, 2:39 PM CDT | Severe Thunderstorm Warning | LZK | 51 min |
| Jun 23, 3:31 PM CDT | Flash Flood Warning | LZK | 3 hr |
| Jun 23, 9:33 PM CDT | River Flood Warning | LZK | 7 days |
| Jun 23, 9:41 PM CDT | River Flood Warning | LZK | 5 days |
| Jun 23, 9:41 PM CDT | River Flood Warning | LZK | 4 days |
| Jul 6, 1:24 PM CDT | Heat Advisory | LZK | 5 hr |
| Jul 8, 2:50 PM CDT | Heat Advisory | LZK | 29 hr |
| Jul 9, 2:05 PM CDT | Heat Advisory | LZK | 30 hr |
| Jul 10, 3:40 PM CDT | Severe Thunderstorm Warning | LZK | 20 min |
| Jul 10, 3:52 PM CDT | Flash Flood Warning | LZK | 3 hr |
| Jul 12, 2:47 PM CDT | Flash Flood Watch | LZK | 4 days |
| Jul 16, 2:59 PM CDT | Heat Advisory | LZK | 29 hr |
| Jul 17, 3:23 PM CDT | Heat Advisory | LZK | 29 hr |
| Jul 18, 2:31 PM CDT | Heat Advisory | LZK | 29 hr |
| Jul 21, 3:15 AM CDT | Heat Advisory | LZK | 17 hr |
| Aug 6, 3:02 PM CDT | Heat Advisory | LZK | 29 hr |
| Aug 7, 2:51 PM CDT | Heat Advisory | LZK | 29 hr |
| Aug 10, 3:56 AM CDT | Heat Advisory | LZK | 40 hr |
| Aug 10, 6:29 AM CDT | Flash Flood Warning | LZK | 2 hr |
| Aug 10, 3:38 PM CDT | Excessive Heat Watch | LZK | 12 hr |
| Aug 11, 3:41 AM CDT | Excessive Heat Warning | LZK | 40 hr |
| Aug 12, 3:46 AM CDT | Heat Advisory | LZK | 40 hr |
| Aug 18, 12:29 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 18, 3:53 PM CDT | Special Weather Statement | LZK | 37 min |
| Aug 19, 3:52 AM CDT | Heat Advisory | LZK | 17 hr |
| Aug 19, 3:52 AM CDT | Heat Advisory | LZK | 40 hr |
| Aug 20, 4:02 AM CDT | Heat Advisory | LZK | 39 hr |
| Aug 20, 10:42 AM CDT | Excessive Heat Warning | LZK | 10 hr |
| Aug 20, 2:39 PM CDT | Special Weather Statement | LZK | 36 min |
| Aug 21, 5:16 PM CDT | Special Weather Statement | LZK | 29 min |
| Aug 21, 6:38 PM CDT | Special Weather Statement | LZK | 37 min |
| Aug 22, 9:47 PM CDT | Special Weather Statement | LZK | 58 min |
| Aug 26, 10:21 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Aug 27, 1:14 AM CDT | Severe Thunderstorm Warning | LZK | 27 min |
| Aug 27, 1:55 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Aug 27, 2:14 AM CDT | Severe Thunderstorm Warning | LZK | 46 min |
| Aug 27, 2:59 AM CDT | Special Weather Statement | LZK | 46 min |
| Oct 6, 3:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Oct 6, 6:36 PM CDT | Severe Thunderstorm Warning | LZK | 39 min |
| Oct 6, 6:45 PM CDT | Severe Thunderstorm Warning | LZK | 31 min |
| Oct 6, 7:01 PM CDT | Severe Thunderstorm Warning | LZK | 29 min |
| Oct 10, 2:44 PM CDT | Frost Advisory | LZK | 41 hr |
| Oct 20, 11:32 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Oct 20, 11:48 PM CDT | Tornado Watch | SPC | 8 hr |
| Oct 21, 12:46 AM CDT | Severe Thunderstorm Warning | LZK | 44 min |
| Oct 21, 1:11 AM CDT | Severe Thunderstorm Warning | LZK | 49 min |
| Oct 21, 1:50 AM CDT | Severe Thunderstorm Warning | LZK | 40 min |
| Oct 21, 2:31 AM CDT | Severe Thunderstorm Warning | LZK | 44 min |
| Oct 26, 10:08 PM CDT | Dense Fog Advisory | LZK | 13 hr |
| Oct 30, 3:24 PM CDT | Freeze Watch | LZK | 13 hr |
| Oct 31, 4:15 AM CDT | Freeze Warning | LZK | 29 hr |
| Nov 11, 9:25 AM CST | Wind Advisory | LZK | 18 hr |
| Nov 26, 4:27 PM CST | Mesoscale Discussion | SPC | 63 min |
| Nov 26, 4:41 PM CST | Tornado Watch | SPC | 5 hr |
| Dec 6, 4:52 AM CST | Special Weather Statement | LZK | 38 min |
| Dec 7, 9:17 PM CST | Dense Fog Advisory | LZK | 13 hr |
| Dec 28, 12:52 AM CST | Dense Fog Advisory | LZK | 9 hr |
| Dec 28, 4:45 PM CST | Mesoscale Discussion | SPC | 90 min |
| Dec 28, 8:15 PM CST | Special Weather Statement | LZK | 45 min |
| Dec 28, 9:24 PM CST | Severe Thunderstorm Warning | LZK | 51 min |
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 | 30 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 7 |
| Mesoscale Discussion | 23 |
| Special Weather Statement | 18 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 6 |
| River Flood Warning | 15 |
| Flash Flood Watch | 7 |
| Flood Watch | 1 |
| River Flood Advisory | 1 |
| Heat | |
| Excessive Heat Warning | 2 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 15 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 3 |
| Frost Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 4 |
| 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 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.