Alert archive / Arkansas / Ouachita County
Weather alerts in Ouachita County, Arkansas, 2021
162 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Ouachita County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 162
- Warnings
- 60
- Watches
- 17
- Advisories
- 33
- Busiest month
- March29 alerts
- Busiest day
- June 7, 202114 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 4 tornado warnings covering Ouachita County in 2021 had a tornado report inside them.
Ouachita County, 2021
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 32 | 15 | 53% | 15 | 93% | 24 min |
| Flash flood warnings | 12 | 1 | 92% | 0 |
Each office's whole area, 2021
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Little Rock, AR: tornado warnings | 54 | 10 | 81% | 18 | 78% | 24 min |
| NWS Little Rock, AR: severe thunderstorm warnings | 298 | 110 | 63% | 185 | 85% | 21 min |
| NWS Little Rock, AR: flash flood warnings | 129 | 42 | 67% | 75 | 91% | 136 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 1, 11:17 AM CST | River Flood Advisory | LZK | 21 hr |
| Jan 10, 3:35 AM CST | Winter Weather Advisory | LZK | 30 hr |
| Jan 14, 1:57 PM CST | Wind Advisory | LZK | 28 hr |
| Jan 24, 6:04 PM CST | Special Weather Statement | LZK | 26 min |
| Feb 9, 3:29 PM CST | Ice Storm Warning | LZK | 45 hr |
| Feb 10, 3:39 AM CST | Winter Weather Advisory | LZK | 32 hr |
| Feb 12, 2:21 PM CST | Winter Storm Watch | LZK | 13 hr |
| Feb 13, 3:39 AM CST | Winter Storm Warning | LZK | 59 hr |
| Feb 14, 2:51 PM CST | Wind Chill Advisory | LZK | 42 hr |
| Feb 15, 1:08 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 15, 4:10 PM CST | Winter Storm Warning | LZK | 65 hr |
| Feb 17, 9:15 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 17, 3:22 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 25, 11:23 PM CST | Severe Thunderstorm Warning | LZK | 37 min |
| Feb 26, 10:20 AM CST | River Flood Warning | LZK | 11 days |
| Feb 26, 9:06 PM CST | Dense Fog Advisory | LZK | 13 hr |
| Feb 27, 9:08 PM CST | Dense Fog Advisory | LZK | 6 hr |
| Feb 28, 2:22 PM CST | Tornado Watch | SPC | 8 hr |
| Feb 28, 4:40 PM CST | Mesoscale Discussion | SPC | 95 min |
| Feb 28, 6:27 PM CST | Mesoscale Discussion | SPC | 93 min |
| Feb 28, 7:46 PM CST | Flash Flood Warning | LZK | 2 hr |
| Feb 28, 8:43 PM CST | Flash Flood Warning | LZK | 77 min |
| Mar 17, 12:34 AM CDT | Severe Thunderstorm Warning | LZK | 56 min |
| Mar 17, 1:32 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Mar 17, 3:11 AM CDT | Special Weather Statement | LZK | 49 min |
| Mar 17, 3:44 AM CDT | Special Weather Statement | LZK | 31 min |
| Mar 17, 6:40 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Mar 17, 7:47 AM CDT | Tornado Watch | SPC | 5 hr |
| Mar 17, 1:18 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Mar 24, 11:37 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Mar 26, 10:44 AM CDT | River Flood Warning | LZK | 21 days |
| Mar 27, 3:00 AM CDT | Flash Flood Watch | LZK | 24 hr |
| Mar 27, 2:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Mar 27, 3:25 PM CDT | Tornado Watch | SPC | 10 hr |
| Mar 27, 4:06 PM CDT | Severe Thunderstorm Warning | LZK | 39 min |
| Mar 27, 4:37 PM CDT | Severe Thunderstorm Warning | LZK | 38 min |
| Mar 27, 6:24 PM CDT | Severe Thunderstorm Warning | LZK | 51 min |
| Mar 27, 6:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 27, 7:12 PM CDT | Severe Thunderstorm Warning | LZK | 48 min |
| Mar 27, 7:23 PM CDT | Flash Flood Warning | LZK | 3 hr |
| Mar 27, 7:25 PM CDT | Tornado Warning | LZK | 35 min |
| Mar 27, 8:20 PM CDT | Severe Thunderstorm Warning | LZK | 55 min |
| Mar 27, 9:08 PM CDT | Severe Thunderstorm Warning | LZK | 53 min |
| Mar 27, 9:21 PM CDT | Flash Flood Warning | LZK | 3 hr |
| Mar 27, 9:47 PM CDT | Flash Flood Warning | LZK | 4 hr |
| Mar 30, 6:47 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 31, 1:41 AM CDT | Special Weather Statement | LZK | 49 min |
| Mar 31, 2:38 PM CDT | Freeze Watch | LZK | 24 hr |
| Apr 1, 3:37 AM CDT | Freeze Warning | LZK | 29 hr |
| Apr 7, 12:38 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 7, 2:02 PM CDT | Special Weather Statement | LZK | 43 min |
| Apr 7, 2:18 PM CDT | Severe Thunderstorm Warning | LZK | 27 min |
| Apr 7, 2:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Apr 7, 2:45 PM CDT | Severe Thunderstorm Warning | LZK | 30 min |
| Apr 7, 3:40 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Apr 9, 12:07 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 9, 2:37 PM CDT | Severe Thunderstorm Warning | LZK | 53 min |
| Apr 9, 3:09 PM CDT | Severe Thunderstorm Warning | LZK | 66 min |
| Apr 10, 12:14 AM CDT | Severe Thunderstorm Warning | LZK | 46 min |
| Apr 14, 4:38 AM CDT | Special Weather Statement | LZK | 52 min |
| Apr 14, 4:59 AM CDT | Severe Thunderstorm Warning | LZK | 35 min |
| Apr 24, 2:57 AM CDT | Special Weather Statement | LZK | 33 min |
| Apr 24, 10:14 AM CDT | River Flood Warning | LZK | 4 days |
| Apr 28, 2:26 PM CDT | Flash Flood Watch | LZK | 24 hr |
| Apr 30, 10:32 AM CDT | River Flood Warning | LZK | 8 days |
| May 3, 8:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 3, 9:10 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 4, 6:44 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 9, 12:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| May 9, 1:14 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 9, 3:20 PM CDT | Severe Thunderstorm Warning | LZK | 40 min |
| May 9, 3:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| May 9, 3:51 PM CDT | Severe Thunderstorm Warning | LZK | 39 min |
| May 9, 4:22 PM CDT | Severe Thunderstorm Warning | LZK | 38 min |
| May 9, 4:57 PM CDT | Severe Thunderstorm Warning | LZK | 48 min |
| May 9, 5:08 PM CDT | Severe Thunderstorm Warning | LZK | 52 min |
| May 9, 5:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 9, 5:42 PM CDT | Severe Thunderstorm Warning | LZK | 48 min |
| May 9, 6:11 PM CDT | Severe Thunderstorm Warning | LZK | 49 min |
| May 9, 6:23 PM CDT | Severe Thunderstorm Warning | LZK | 37 min |
| May 17, 11:00 AM CDT | River Flood Warning | LZK | 13 days |
| May 18, 11:06 AM CDT | River Flood Advisory | LZK | 47 hr |
| May 18, 9:25 PM CDT | Flash Flood Warning | LZK | 3 hr |
| May 18, 10:34 PM CDT | Flash Flood Warning | LZK | 4 hr |
| May 19, 11:28 AM CDT | Flash Flood Watch | LZK | 32 hr |
| May 26, 3:56 AM CDT | Flash Flood Warning | LZK | 3 hr |
| Jun 7, 2:49 AM CDT | Flash Flood Watch | LZK | 4 days |
| Jun 7, 3:54 AM CDT | Severe Thunderstorm Warning | LZK | 51 min |
| Jun 7, 4:28 AM CDT | Severe Thunderstorm Warning | LZK | 47 min |
| Jun 7, 4:30 AM CDT | Flash Flood Warning | LZK | 2 hr |
| Jun 7, 10:39 AM CDT | River Flood Warning | LZK | 10 days |
| Jun 7, 12:32 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 7, 2:11 PM CDT | Special Weather Statement | LZK | 34 min |
| Jun 7, 2:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jun 7, 3:20 PM CDT | Tornado Warning | LZK | 28 min |
| Jun 7, 3:43 PM CDT | Tornado Warning | LZK | 32 min |
| Jun 7, 3:59 PM CDT | Special Weather Statement | LZK | 46 min |
| Jun 7, 4:15 PM CDT | Severe Thunderstorm Warning | LZK | 45 min |
| Jun 7, 4:15 PM CDT | Tornado Warning | LZK | 30 min |
| Jun 7, 4:35 PM CDT | Severe Thunderstorm Warning | LZK | 40 min |
| Jun 8, 12:42 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 8, 1:10 PM CDT | Flash Flood Warning | LZK | 99 min |
| Jun 8, 4:32 PM CDT | Special Weather Statement | LZK | 28 min |
| Jun 8, 5:03 PM CDT | Special Weather Statement | LZK | 27 min |
| Jun 8, 5:26 PM CDT | Severe Thunderstorm Warning | LZK | 26 min |
| Jul 11, 12:57 AM CDT | Special Weather Statement | LZK | 48 min |
| Jul 11, 1:39 AM CDT | Special Weather Statement | LZK | 51 min |
| Jul 16, 7:06 PM CDT | Special Weather Statement | LZK | 24 min |
| Jul 16, 7:29 PM CDT | Special Weather Statement | LZK | 31 min |
| Jul 24, 2:30 PM CDT | Heat Advisory | LZK | 29 hr |
| Jul 25, 2:35 PM CDT | Heat Advisory | LZK | 28 hr |
| Jul 26, 2:28 PM CDT | Heat Advisory | LZK | 29 hr |
| Jul 27, 2:53 PM CDT | Heat Advisory | LZK | 3 days |
| Jul 29, 2:16 PM CDT | Excessive Heat Warning | LZK | 30 hr |
| Jul 30, 3:36 AM CDT | Heat Advisory | LZK | 40 hr |
| Jul 31, 2:53 PM CDT | Heat Advisory | LZK | 28 hr |
| Aug 1, 11:21 PM CDT | Special Weather Statement | LZK | 24 min |
| Aug 2, 12:36 AM CDT | Special Weather Statement | LZK | 24 min |
| Aug 8, 2:22 PM CDT | Heat Advisory | LZK | 4 days |
| Aug 17, 3:44 PM CDT | Special Weather Statement | LZK | 31 min |
| Aug 19, 4:20 PM CDT | Special Weather Statement | LZK | 25 min |
| Aug 21, 3:11 AM CDT | Heat Advisory | LZK | 16 hr |
| Aug 21, 2:55 PM CDT | Heat Advisory | LZK | 29 hr |
| Aug 22, 2:21 PM CDT | Heat Advisory | LZK | 54 hr |
| Aug 24, 6:56 PM CDT | Heat Advisory | LZK | 25 hr |
| Aug 26, 3:31 AM CDT | Heat Advisory | LZK | 14 hr |
| Sep 1, 3:22 AM CDT | Heat Advisory | LZK | 16 hr |
| Sep 1, 4:16 PM CDT | Severe Thunderstorm Warning | LZK | 44 min |
| Sep 1, 4:54 PM CDT | Special Weather Statement | LZK | 36 min |
| Sep 1, 5:34 PM CDT | Special Weather Statement | LZK | 26 min |
| Sep 21, 11:51 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 21, 1:42 PM CDT | Severe Thunderstorm Warning | LZK | 48 min |
| Oct 3, 2:38 AM CDT | Flash Flood Warning | LZK | 2 hr |
| Oct 3, 2:54 AM CDT | Special Weather Statement | LZK | 51 min |
| Oct 3, 3:37 AM CDT | Flash Flood Warning | LZK | 2 hr |
| Oct 6, 10:08 PM CDT | Dense Fog Advisory | LZK | 12 hr |
| Oct 14, 10:16 PM CDT | Dense Fog Advisory | LZK | 11 hr |
| Oct 28, 2:31 AM CDT | Wind Advisory | LZK | 19 hr |
| Nov 3, 12:04 PM CDT | Freeze Warning | LZK | 45 hr |
| Nov 4, 4:12 AM CDT | Frost Advisory | LZK | 29 hr |
| Nov 10, 2:48 AM CST | Dense Fog Advisory | LZK | 5 hr |
| Nov 11, 1:19 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Nov 12, 4:35 AM CST | Special Weather Statement | LZK | 2 hr |
| Nov 21, 1:02 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 2, 4:59 AM CST | Dense Fog Advisory | LZK | 4 hr |
| Dec 4, 1:37 AM CST | Dense Fog Advisory | LZK | 6 hr |
| Dec 5, 6:50 AM CST | Dense Fog Advisory | LZK | 4 hr |
| Dec 10, 10:00 PM CST | Mesoscale Discussion | SPC | 90 min |
| Dec 10, 10:44 PM CST | Tornado Watch | SPC | 6 hr |
| Dec 10, 11:42 PM CST | Severe Thunderstorm Warning | LZK | 48 min |
| Dec 11, 12:17 AM CST | Severe Thunderstorm Warning | LZK | 30 min |
| Dec 16, 2:08 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Dec 21, 7:23 AM CST | Dense Fog Advisory | LZK | 3 hr |
| Dec 25, 9:44 PM CST | Dense Fog Advisory | LZK | 14 hr |
| Dec 29, 3:03 AM CST | Dense Fog Advisory | LZK | 6 hr |
| Dec 29, 9:25 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 29, 12:05 PM CST | Tornado Watch | SPC | 7 hr |
| Dec 29, 1:38 PM CST | Severe Thunderstorm Warning | LZK | 52 min |
| Dec 29, 2:30 PM CST | Dense Fog Advisory | LZK | 21 hr |
| Dec 29, 4:44 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 29, 5:18 PM CST | Special Weather Statement | LZK | 27 min |
| Dec 29, 5:39 PM CST | Special Weather Statement | LZK | 36 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 | 32 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 5 |
| Tornado Watch | 6 |
| Mesoscale Discussion | 27 |
| Special Weather Statement | 25 |
| Flooding | |
| Flash Flood Warning | 12 |
| River Flood Warning | 6 |
| Flash Flood Watch | 4 |
| River Flood Advisory | 2 |
| Winter | |
| Ice Storm Warning | 1 |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 2 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 13 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 12 |
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.