Alert archive / Arkansas / Hempstead County
Weather alerts in Hempstead County, Arkansas, 2019
131 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Hempstead County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 131
- Warnings
- 26
- Watches
- 20
- Advisories
- 41
- Busiest month
- May25 alerts
- Busiest day
- June 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.
Hempstead County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 12 | 7 | 42% | 1 | 0% | |
| Flash flood warnings | 9 | 7 | 22% | 6 | 100% | 187 min |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Shreveport, LA: tornado warnings | 92 | 24 | 74% | 60 | 73% | 16 min |
| NWS Shreveport, LA: severe thunderstorm warnings | 327 | 180 | 45% | 449 | 72% | 23 min |
| NWS Shreveport, LA: flash flood warnings | 47 | 32 | 32% | 90 | 82% | 115 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 5, 2:51 AM CST | Freezing Fog Advisory | SHV | 5 hr |
| Jan 8, 1:27 AM CST | Dense Fog Advisory | SHV | 9 hr |
| Jan 18, 3:46 PM CST | Lake Wind Advisory | SHV | 30 hr |
| Jan 21, 4:33 AM CST | Lake Wind Advisory | SHV | 11 hr |
| Jan 22, 3:34 PM CST | Lake Wind Advisory | SHV | 24 hr |
| Feb 6, 3:58 PM CST | Lake Wind Advisory | SHV | 26 hr |
| Feb 8, 4:12 PM CST | Winter Weather Advisory | SHV | 17 hr |
| Feb 13, 3:45 PM CST | Lake Wind Advisory | SHV | 26 hr |
| Feb 19, 4:17 PM CST | Special Weather Statement | SHV | 43 min |
| Feb 22, 7:37 PM CST | Dense Fog Advisory | SHV | 13 hr |
| Feb 23, 9:18 AM CST | Lake Wind Advisory | SHV | 9 hr |
| Feb 23, 6:20 PM CST | Lake Wind Advisory | SHV | 10 hr |
| Mar 4, 3:06 PM CST | Freeze Warning | SHV | 19 hr |
| Mar 5, 3:45 AM CST | Freeze Warning | SHV | 29 hr |
| Mar 8, 2:31 PM CST | Lake Wind Advisory | SHV | 25 hr |
| Mar 9, 3:03 AM CST | Mesoscale Discussion | SPC | 117 min |
| Mar 9, 6:58 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 9, 7:18 AM CST | Severe Thunderstorm Watch | SPC | 8 hr |
| Mar 9, 10:24 AM CST | Severe Thunderstorm Warning | SHV | 66 min |
| Mar 12, 3:49 PM CDT | Lake Wind Advisory | SHV | 31 hr |
| Mar 13, 11:30 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 14, 1:59 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 14, 2:41 AM CDT | Severe Thunderstorm Warning | SHV | 64 min |
| Mar 14, 2:57 AM CDT | Severe Thunderstorm Warning | SHV | 44 min |
| Mar 14, 3:05 AM CDT | Lake Wind Advisory | SHV | 14 hr |
| Mar 14, 4:07 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Mar 15, 10:07 AM CDT | Lake Wind Advisory | SHV | 6 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 24, 10:11 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 25, 1:51 AM CDT | Special Weather Statement | SHV | 54 min |
| Mar 30, 5:20 AM CDT | Lake Wind Advisory | SHV | 16 hr |
| Apr 1, 3:39 PM CDT | Freeze Warning | SHV | 17 hr |
| Apr 7, 5:29 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 7, 1:11 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 10, 3:58 AM CDT | Lake Wind Advisory | SHV | 24 hr |
| Apr 13, 2:53 AM CDT | Lake Wind Advisory | SHV | 37 hr |
| Apr 13, 3:27 AM CDT | Flash Flood Watch | SHV | 16 hr |
| Apr 18, 12:54 AM CDT | Mesoscale Discussion | SPC | 66 min |
| Apr 18, 1:09 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 18, 1:15 AM CDT | Mesoscale Discussion | SPC | 60 min |
| Apr 18, 3:51 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Apr 18, 4:46 AM CDT | Flash Flood Warning | SHV | 3 hr |
| Apr 19, 3:20 AM CDT | Lake Wind Advisory | SHV | 16 hr |
| Apr 27, 3:58 AM CDT | Lake Wind Advisory | SHV | 14 hr |
| Apr 30, 3:05 AM CDT | Lake Wind Advisory | SHV | 19 hr |
| May 1, 4:36 AM CDT | Flash Flood Watch | SHV | 3 days |
| May 1, 8:11 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 1, 9:40 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 1, 11:37 PM CDT | Mesoscale Discussion | SPC | 113 min |
| May 1, 11:39 PM CDT | Special Weather Statement | SHV | 51 min |
| May 7, 3:44 AM CDT | Flash Flood Watch | SHV | 55 hr |
| May 8, 2:16 PM CDT | Tornado Watch | SPC | 6 hr |
| May 8, 3:52 PM CDT | Flash Flood Warning | SHV | 3 hr |
| May 9, 12:03 AM CDT | Flash Flood Warning | SHV | 5 hr |
| May 18, 3:38 AM CDT | Lake Wind Advisory | SHV | 19 hr |
| May 18, 12:48 PM CDT | Tornado Watch | SPC | 7 hr |
| May 18, 3:22 PM CDT | Special Weather Statement | SHV | 8 min |
| May 18, 3:32 PM CDT | Mesoscale Discussion | SPC | 88 min |
| May 18, 3:47 PM CDT | Severe Thunderstorm Warning | SHV | 58 min |
| May 18, 6:59 PM CDT | Areal Flood Advisory | SHV | 3 hr |
| May 18, 11:18 PM CDT | Severe Thunderstorm Warning | SHV | 42 min |
| May 18, 11:46 PM CDT | Severe Thunderstorm Warning | SHV | 29 min |
| May 20, 3:43 AM CDT | Lake Wind Advisory | SHV | 39 hr |
| May 20, 4:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| May 22, 2:48 AM CDT | Lake Wind Advisory | SHV | 16 hr |
| May 28, 4:09 PM CDT | Flash Flood Watch | SHV | 35 hr |
| 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, 6:22 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 3, 12:20 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 4, 4:10 PM CDT | Special Weather Statement | SHV | 50 min |
| Jun 19, 5:30 AM CDT | Special Weather Statement | SHV | 45 min |
| Jun 19, 3:14 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 19, 3:58 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 19, 7:43 PM CDT | Special Weather Statement | SHV | 47 min |
| Jun 19, 7:53 PM CDT | Severe Thunderstorm Warning | SHV | 56 min |
| Jun 21, 3:01 AM CDT | Heat Advisory | SHV | 16 hr |
| Jun 22, 2:58 AM CDT | Heat Advisory | SHV | 16 hr |
| Jun 23, 3:29 AM CDT | Flash Flood Watch | SHV | 24 hr |
| 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, 3:41 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jun 23, 3:55 PM CDT | Special Weather Statement | SHV | 50 min |
| Jun 23, 4:24 PM CDT | Special Weather Statement | SHV | 36 min |
| Jun 23, 6:17 PM CDT | Special Weather Statement | SHV | 43 min |
| Jun 23, 6:21 PM CDT | Flash Flood Warning | SHV | 6 hr |
| Jun 23, 8:51 PM CDT | Special Weather Statement | SHV | 54 min |
| Jun 23, 8:53 PM CDT | Special Weather Statement | SHV | 67 min |
| Jun 23, 9:44 PM CDT | Severe Thunderstorm Warning | SHV | 46 min |
| Jun 28, 9:48 PM CDT | Special Weather Statement | SHV | 57 min |
| Jun 28, 10:09 PM CDT | Severe Thunderstorm Warning | SHV | 51 min |
| Jun 29, 6:36 AM CDT | Areal Flood Advisory | SHV | 3 hr |
| Jul 8, 2:32 PM CDT | Heat Advisory | SHV | 3 days |
| Jul 10, 3:38 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 10, 4:59 PM CDT | Severe Thunderstorm Warning | SHV | 61 min |
| Jul 10, 6:02 PM CDT | Special Weather Statement | SHV | 43 min |
| Jul 12, 4:17 PM CDT | Flash Flood Watch | SHV | 4 days |
| Jul 16, 12:45 AM CDT | Flash Flood Warning | SHV | 3 hr |
| Jul 16, 3:44 AM CDT | Flash Flood Warning | SHV | 2 hr |
| Jul 16, 5:52 AM CDT | Flash Flood Warning | SHV | 5 hr |
| Jul 16, 7:19 AM CDT | Flash Flood Warning | SHV | 3 hr |
| Jul 16, 10:10 AM CDT | Flash Flood Warning | SHV | 8 hr |
| Jul 16, 5:44 PM CDT | Areal Flood Advisory | SHV | 12 hr |
| Jul 17, 3:38 AM CDT | Heat Advisory | SHV | 15 hr |
| Jul 22, 3:18 PM CDT | Special Weather Statement | SHV | 42 min |
| Aug 6, 3:56 PM CDT | Heat Advisory | SHV | 7 days |
| Aug 11, 3:23 PM CDT | Excessive Heat Warning | SHV | 52 hr |
| Aug 17, 4:11 AM CDT | Heat Advisory | SHV | 5 days |
| Aug 25, 3:16 PM CDT | Heat Advisory | SHV | 28 hr |
| Aug 27, 4:06 AM CDT | Special Weather Statement | SHV | 54 min |
| Sep 7, 3:22 AM CDT | Heat Advisory | SHV | 16 hr |
| Oct 10, 9:17 PM CDT | Lake Wind Advisory | SHV | 18 hr |
| Oct 20, 7:01 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 20, 11:32 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Oct 21, 12:03 AM CDT | Severe Thunderstorm Warning | SHV | 57 min |
| Oct 21, 1:50 AM CDT | Tornado Watch | SPC | 5 hr |
| Oct 21, 2:39 AM CDT | Severe Thunderstorm Warning | SHV | 66 min |
| Oct 26, 9:30 PM CDT | Dense Fog Advisory | SHV | 12 hr |
| Oct 31, 3:15 AM CDT | Freeze Warning | SHV | 30 hr |
| Nov 11, 3:33 AM CST | Lake Wind Advisory | SHV | 29 hr |
| Nov 11, 2:05 PM CST | Wind Chill Advisory | SHV | 17 hr |
| Nov 26, 3:04 PM CST | Mesoscale Discussion | SPC | 116 min |
| Nov 30, 9:46 AM CST | Mesoscale Discussion | SPC | 3 hr |
| Nov 30, 9:52 AM CST | Special Weather Statement | SHV | 23 min |
| Nov 30, 10:19 AM CST | Special Weather Statement | SHV | 26 min |
| Dec 1, 2:47 AM CST | Lake Wind Advisory | SHV | 15 hr |
| Dec 8, 4:36 AM CST | Dense Fog Advisory | SHV | 4 hr |
| Dec 28, 4:45 PM CST | Mesoscale Discussion | SPC | 90 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 | 12 |
| Severe Thunderstorm Watch | 7 |
| Tornado Watch | 7 |
| Mesoscale Discussion | 26 |
| Special Weather Statement | 18 |
| Flooding | |
| Flash Flood Warning | 9 |
| Flash Flood Watch | 6 |
| Areal Flood Advisory | 3 |
| Winter | |
| Winter Weather Advisory | 1 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 8 |
| Cold | |
| Freeze Warning | 4 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Lake Wind Advisory | 23 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
| Freezing Fog Advisory | 1 |
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.