Alert archive / Missouri / Howell County
Weather alerts in Howell County, Missouri, 2022
159 weather alerts in 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Howell County and its neighbors
Each county as a circle sized by its count in 2022. Tap one for its archive.
- Alerts
- 159
- Warnings
- 51
- Watches
- 23
- Advisories
- 43
- Busiest month
- May26 alerts
- Busiest day
- May 14, 202211 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 3 tornado warnings covering Howell County in 2022 had a tornado report inside them.
Howell County, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 3 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 22 | 11 | 50% | 7 | 86% | 18 min |
| Flash flood warnings | 4 | 3 | 25% | 3 | 100% | 199 min |
Each office's whole area, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Springfield, MO: tornado warnings | 15 | 1 | 93% | 2 | 50% | 10 min |
| NWS Springfield, MO: severe thunderstorm warnings | 231 | 119 | 48% | 260 | 77% | 20 min |
| NWS Springfield, MO: flash flood warnings | 54 | 33 | 39% | 105 | 83% | 104 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, 3:05 PM CST | Winter Weather Advisory | SGF | 21 hr |
| Jan 7, 7:29 PM CST | Winter Weather Advisory | SGF | 17 hr |
| Jan 14, 2:14 AM CST | Winter Weather Advisory | SGF | 48 hr |
| Jan 15, 1:37 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 31, 3:42 AM CST | Winter Storm Watch | SGF | 23 hr |
| Feb 1, 2:57 AM CST | Winter Storm Warning | SGF | 3 days |
| Feb 2, 9:35 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 15, 2:47 PM CST | Flood Watch | SGF | 48 hr |
| Feb 16, 1:39 PM CST | Winter Weather Advisory | SGF | 28 hr |
| Feb 17, 9:19 AM CST | Areal Flood Warning | SGF | 12 hr |
| Feb 17, 9:08 PM CST | Areal Flood Advisory | SGF | 12 hr |
| Feb 20, 1:26 PM CST | Flood Watch | SGF | 40 hr |
| Feb 22, 1:54 AM CST | Severe Thunderstorm Warning | SGF | 36 min |
| Feb 22, 2:31 AM CST | Winter Storm Watch | SGF | 12 hr |
| Feb 22, 3:26 AM CST | Areal Flood Warning | SGF | 12 hr |
| Feb 22, 2:19 PM CST | Winter Storm Warning | SGF | 51 hr |
| Feb 22, 2:19 PM CST | Winter Weather Advisory | SGF | 55 hr |
| Feb 23, 10:29 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Feb 23, 3:42 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 24, 9:21 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Mar 6, 1:21 PM CST | Flood Watch | SGF | 14 hr |
| Mar 6, 2:18 PM CST | Tornado Watch | SPC | 6 hr |
| Mar 6, 5:32 PM CST | Mesoscale Discussion | SPC | 88 min |
| Mar 6, 7:03 PM CST | Mesoscale Discussion | SPC | 57 min |
| Mar 6, 7:58 PM CST | Tornado Watch | SPC | 6 hr |
| Mar 6, 8:46 PM CST | Mesoscale Discussion | SPC | 89 min |
| Mar 6, 9:33 PM CST | Severe Thunderstorm Warning | SGF | 42 min |
| Mar 6, 10:05 PM CST | Severe Thunderstorm Warning | SGF | 55 min |
| Mar 6, 10:12 PM CST | Tornado Warning | SGF | 21 min |
| Mar 6, 10:43 PM CST | Tornado Warning | SGF | 17 min |
| Mar 6, 10:48 PM CST | Mesoscale Discussion | SPC | 117 min |
| Mar 10, 3:17 AM CST | Winter Weather Advisory | SGF | 39 hr |
| Mar 18, 7:06 AM CDT | Special Weather Statement | SGF | 24 min |
| Mar 18, 11:13 AM CDT | Areal Flood Advisory | SGF | 6 hr |
| Mar 18, 11:50 AM CDT | Mesoscale Discussion | SPC | 85 min |
| Mar 18, 5:27 PM CDT | Areal Flood Advisory | SGF | 16 hr |
| Mar 30, 5:30 AM CDT | Tornado Watch | SPC | 8 hr |
| Mar 30, 9:44 AM CDT | Severe Thunderstorm Warning | SGF | 46 min |
| Mar 30, 9:44 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 30, 10:00 AM CDT | Flash Flood Warning | SGF | 6 hr |
| Mar 30, 3:40 PM CDT | Areal Flood Warning | SGF | 18 hr |
| Mar 31, 9:38 AM CDT | Areal Flood Warning | SGF | 6 hr |
| Mar 31, 1:29 PM CDT | Freeze Warning | SGF | 20 hr |
| Apr 6, 2:20 AM CDT | Red Flag Warning | SGF | 20 hr |
| Apr 8, 4:02 AM CDT | Freeze Warning | SGF | 28 hr |
| Apr 11, 12:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 11, 10:05 PM CDT | Dense Fog Advisory | SGF | 11 hr |
| Apr 13, 8:46 AM CDT | Flood Watch | SGF | 8 min |
| Apr 13, 8:54 AM CDT | Flood Watch | SGF | 10 hr |
| Apr 13, 10:30 AM CDT | Severe Thunderstorm Warning | SGF | 60 min |
| Apr 13, 10:49 AM CDT | Mesoscale Discussion | SPC | 56 min |
| Apr 13, 11:16 AM CDT | Tornado Watch | SPC | 5 hr |
| Apr 13, 11:28 AM CDT | Severe Thunderstorm Warning | SGF | 62 min |
| Apr 13, 12:49 PM CDT | Flash Flood Warning | SGF | 6 hr |
| Apr 13, 2:34 PM CDT | Frost Advisory | SGF | 17 hr |
| Apr 13, 6:17 PM CDT | Areal Flood Warning | SGF | 20 hr |
| Apr 15, 4:49 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 15, 6:28 PM CDT | Severe Thunderstorm Warning | SGF | 47 min |
| Apr 15, 8:29 PM CDT | Special Weather Statement | SGF | 31 min |
| Apr 17, 3:16 PM CDT | Freeze Watch | SGF | 12 hr |
| Apr 18, 3:30 AM CDT | Freeze Warning | SGF | 30 hr |
| Apr 21, 4:52 AM CDT | Dense Fog Advisory | SGF | 5 hr |
| Apr 23, 2:38 AM CDT | Flood Watch | SGF | 52 hr |
| Apr 25, 3:30 AM CDT | Areal Flood Warning | SGF | 6 hr |
| Apr 30, 1:09 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 2, 7:51 PM CDT | Areal Flood Advisory | SGF | 8 hr |
| May 2, 8:20 PM CDT | Special Weather Statement | SGF | 55 min |
| May 2, 8:44 PM CDT | Severe Thunderstorm Warning | SGF | 46 min |
| May 3, 3:25 AM CDT | Areal Flood Advisory | SGF | 7 hr |
| May 3, 1:34 PM CDT | Flood Watch | SGF | 67 hr |
| May 5, 7:06 AM CDT | Areal Flood Warning | SGF | 27 hr |
| May 13, 4:39 PM CDT | Severe Thunderstorm Warning | SGF | 51 min |
| May 13, 5:43 PM CDT | Special Weather Statement | SGF | 47 min |
| May 13, 6:45 PM CDT | Severe Thunderstorm Warning | SGF | 45 min |
| May 13, 7:29 PM CDT | Severe Thunderstorm Warning | SGF | 46 min |
| May 13, 7:46 PM CDT | Severe Thunderstorm Warning | SGF | 44 min |
| May 13, 7:58 PM CDT | Flash Flood Warning | SGF | 4 hr |
| May 13, 8:22 PM CDT | Special Weather Statement | SGF | 38 min |
| May 13, 8:31 PM CDT | Severe Thunderstorm Warning | SGF | 44 min |
| May 13, 8:59 PM CDT | Special Weather Statement | SGF | 46 min |
| May 13, 9:04 PM CDT | Special Weather Statement | SGF | 41 min |
| May 13, 9:25 PM CDT | Flash Flood Warning | SGF | 4 hr |
| May 13, 9:29 PM CDT | Severe Thunderstorm Warning | SGF | 46 min |
| May 14, 2:24 AM CDT | Areal Flood Advisory | SGF | 6 hr |
| May 14, 2:39 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| May 15, 8:45 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 15, 11:18 AM CDT | Mesoscale Discussion | SPC | 87 min |
| May 19, 12:17 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 19, 12:51 PM CDT | Tornado Watch | SPC | 6 hr |
| May 19, 3:47 PM CDT | Tornado Warning | SGF | 28 min |
| May 24, 11:37 PM CDT | Areal Flood Advisory | SGF | 11 hr |
| Jun 1, 3:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jun 7, 2:21 PM CDT | Areal Flood Advisory | SGF | 4 hr |
| Jun 11, 1:33 PM CDT | Heat Advisory | SGF | 30 hr |
| Jun 12, 2:46 PM CDT | Heat Advisory | SGF | 29 hr |
| Jun 15, 2:55 PM CDT | Heat Advisory | SGF | 29 hr |
| Jun 16, 2:38 PM CDT | Heat Advisory | SGF | 29 hr |
| Jun 25, 3:07 AM CDT | Heat Advisory | SGF | 17 hr |
| Jul 3, 1:43 PM CDT | Heat Advisory | SGF | 37 hr |
| Jul 5, 2:34 AM CDT | Excessive Heat Warning | SGF | 4 days |
| Jul 15, 2:27 PM CDT | Heat Advisory | SGF | 28 hr |
| Jul 17, 3:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 17, 6:35 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 17, 6:44 PM CDT | Severe Thunderstorm Warning | SGF | 46 min |
| Jul 18, 2:17 PM CDT | Heat Advisory | SGF | 30 hr |
| Jul 19, 2:26 PM CDT | Heat Advisory | SGF | 30 hr |
| Jul 21, 2:07 PM CDT | Heat Advisory | SGF | 4 days |
| Jul 25, 2:39 PM CDT | Heat Advisory | SGF | 28 hr |
| Jul 26, 1:18 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jul 27, 4:09 AM CDT | Heat Advisory | SGF | 15 hr |
| Jul 27, 3:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 27, 7:07 PM CDT | Special Weather Statement | SGF | 38 min |
| Jul 27, 7:10 PM CDT | Severe Thunderstorm Warning | SGF | 50 min |
| Aug 1, 2:54 AM CDT | Heat Advisory | SGF | 65 hr |
| Aug 3, 1:51 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 3, 2:03 PM CDT | Flood Watch | SGF | 19 hr |
| Aug 3, 3:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Aug 4, 2:45 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 4, 6:24 AM CDT | Areal Flood Advisory | SGF | 6 hr |
| Aug 5, 2:51 AM CDT | Heat Advisory | SGF | 42 hr |
| Aug 6, 2:58 AM CDT | Heat Advisory | SGF | 42 hr |
| Aug 8, 3:58 PM CDT | Severe Thunderstorm Warning | SGF | 21 min |
| Aug 8, 4:36 PM CDT | Severe Thunderstorm Warning | SGF | 14 min |
| Aug 20, 9:46 PM CDT | Special Weather Statement | SGF | 44 min |
| Aug 20, 9:59 PM CDT | Severe Thunderstorm Warning | SGF | 19 min |
| Aug 21, 1:13 AM CDT | Special Weather Statement | SGF | 62 min |
| Aug 21, 1:38 AM CDT | Areal Flood Advisory | SGF | 4 hr |
| Aug 29, 1:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 30, 4:32 AM CDT | Dense Fog Advisory | SGF | 4 hr |
| Sep 2, 10:28 PM CDT | Areal Flood Warning | SGF | 15 hr |
| Sep 3, 1:01 AM CDT | Areal Flood Warning | SGF | 12 hr |
| Sep 4, 5:04 AM CDT | Dense Fog Advisory | SGF | 4 hr |
| Sep 24, 4:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Sep 24, 4:55 PM CDT | Severe Thunderstorm Warning | SGF | 50 min |
| Sep 24, 7:08 PM CDT | Severe Thunderstorm Warning | SGF | 52 min |
| Sep 24, 7:56 PM CDT | Special Weather Statement | SGF | 34 min |
| Oct 12, 8:53 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 12, 9:15 AM CDT | Special Weather Statement | SGF | 30 min |
| Oct 12, 9:39 AM CDT | Special Weather Statement | SGF | 36 min |
| Oct 12, 2:10 PM CDT | Red Flag Warning | SGF | 30 hr |
| Oct 13, 2:57 AM CDT | Fire Weather Watch | SGF | 12 hr |
| Oct 13, 2:36 PM CDT | Red Flag Warning | SGF | 29 hr |
| Oct 16, 2:54 AM CDT | Freeze Watch | SGF | 11 hr |
| Oct 16, 1:33 PM CDT | Freeze Warning | SGF | 44 hr |
| Oct 17, 9:44 AM CDT | Red Flag Warning | SGF | 10 hr |
| Nov 4, 2:33 PM CDT | Wind Advisory | SGF | 14 hr |
| Nov 4, 8:08 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Nov 4, 9:22 PM CDT | Special Weather Statement | SGF | 53 min |
| Nov 4, 9:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Nov 4, 9:49 PM CDT | Severe Thunderstorm Warning | SGF | 56 min |
| Dec 6, 7:32 AM CST | Dense Fog Advisory | SGF | 6 hr |
| Dec 6, 5:01 PM CST | Dense Fog Advisory | SGF | 18 hr |
| Dec 8, 7:10 PM CST | Dense Fog Advisory | SGF | 12 hr |
| Dec 10, 12:04 PM CST | Areal Flood Advisory | SGF | 3 hr |
| Dec 19, 2:20 PM CST | Wind Chill Watch | SGF | 24 hr |
| Dec 20, 2:31 PM CST | Wind Chill Warning | SGF | 3 days |
| Dec 21, 3:04 AM CST | Winter Storm Warning | SGF | 39 hr |
| Dec 21, 3:04 AM CST | Winter Weather Advisory | SGF | 31 hr |
| Dec 23, 1:32 AM CST | Wind Chill Advisory | SGF | 33 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 archive20212023
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.