Alert archive / Missouri / DeKalb County
Weather alerts in DeKalb County, Missouri, 2022
114 weather alerts in 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
DeKalb County and its neighbors
Each county as a circle sized by its count in 2022. Tap one for its archive.
- Alerts
- 114
- Warnings
- 39
- Watches
- 21
- Advisories
- 31
- Busiest month
- June29 alerts
- Busiest day
- June 12, 20229 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 DeKalb County in 2022 had a tornado report inside them.
DeKalb County, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 4 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 21 | 9 | 57% | 3 | 100% | 11 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2022
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Kansas City, MO: tornado warnings | 26 | 2 | 92% | 6 | 33% | 12 min |
| NWS Kansas City, MO: severe thunderstorm warnings | 152 | 64 | 58% | 154 | 78% | 19 min |
| NWS Kansas City, MO: flash flood warnings | 9 | 0 | 100% | 1 | 0% |
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, 3:44 AM CST | Wind Chill Advisory | EAX | 30 hr |
| Jan 1, 10:31 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 4, 3:05 PM CST | Wind Chill Advisory | EAX | 45 hr |
| Jan 14, 3:10 AM CST | Winter Weather Advisory | EAX | 33 hr |
| Jan 31, 2:58 AM CST | Winter Storm Watch | EAX | 24 hr |
| Feb 1, 2:36 AM CST | Winter Weather Advisory | EAX | 33 hr |
| Feb 15, 3:00 PM CST | Winter Storm Watch | EAX | 20 hr |
| Feb 16, 3:41 AM CST | Winter Weather Advisory | EAX | 38 hr |
| Feb 22, 5:11 AM CST | Winter Weather Advisory | EAX | 5 hr |
| Mar 5, 1:20 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 5, 2:04 PM CST | Tornado Watch | SPC | 6 hr |
| Mar 5, 3:37 PM CST | Special Weather Statement | EAX | 23 min |
| Mar 5, 3:46 PM CST | Mesoscale Discussion | SPC | 89 min |
| Mar 5, 5:28 PM CST | Severe Thunderstorm Warning | EAX | 32 min |
| Mar 6, 2:40 PM CST | Winter Weather Advisory | EAX | 15 hr |
| Mar 8, 2:55 PM CST | Winter Storm Watch | EAX | 12 hr |
| Mar 9, 3:00 AM CST | Winter Storm Warning | EAX | 35 hr |
| Mar 9, 3:00 AM CST | Winter Weather Advisory | EAX | 51 hr |
| Mar 20, 3:01 AM CDT | Red Flag Warning | EAX | 17 hr |
| Mar 29, 4:57 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Mar 29, 7:50 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Mar 29, 8:47 PM CDT | Severe Thunderstorm Warning | EAX | 28 min |
| Mar 29, 9:10 PM CDT | Severe Thunderstorm Warning | EAX | 50 min |
| Mar 29, 9:28 PM CDT | Tornado Warning | EAX | 32 min |
| Apr 7, 10:17 AM CDT | Wind Advisory | EAX | 9 hr |
| Apr 8, 3:30 AM CDT | Freeze Warning | EAX | 29 hr |
| Apr 11, 3:00 PM CDT | Wind Advisory | EAX | 34 hr |
| Apr 13, 2:48 AM CDT | Freeze Warning | EAX | 30 hr |
| Apr 14, 2:22 AM CDT | Red Flag Warning | EAX | 19 hr |
| Apr 17, 1:58 PM CDT | Freeze Watch | EAX | 14 hr |
| Apr 17, 1:58 PM CDT | Freeze Warning | EAX | 19 hr |
| Apr 18, 3:29 AM CDT | Freeze Warning | EAX | 30 hr |
| Apr 20, 11:21 PM CDT | Dense Fog Advisory | EAX | 135 days |
| Apr 22, 2:45 PM CDT | Wind Advisory | EAX | 28 hr |
| Apr 23, 1:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Apr 23, 2:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 23, 4:01 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 23, 7:03 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Apr 23, 7:52 PM CDT | Severe Thunderstorm Warning | EAX | 38 min |
| Apr 23, 8:28 PM CDT | Severe Thunderstorm Warning | EAX | 47 min |
| Apr 25, 2:51 AM CDT | Freeze Warning | EAX | 30 hr |
| Apr 29, 8:05 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Apr 29, 8:34 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Apr 29, 10:08 PM CDT | Severe Thunderstorm Warning | EAX | 52 min |
| May 13, 1:16 AM CDT | Special Weather Statement | EAX | 44 min |
| May 17, 4:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| May 17, 4:45 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 30, 4:12 AM CDT | Wind Advisory | EAX | 12 hr |
| May 30, 5:23 PM CDT | Tornado Watch | SPC | 5 hr |
| May 30, 9:39 PM CDT | Mesoscale Discussion | SPC | 66 min |
| May 30, 9:54 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 31, 1:22 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 6, 3:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 6, 4:41 PM CDT | Severe Thunderstorm Warning | EAX | 34 min |
| Jun 7, 8:35 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 8, 12:11 AM CDT | Severe Thunderstorm Warning | EAX | 49 min |
| Jun 8, 12:49 AM CDT | Severe Thunderstorm Warning | EAX | 41 min |
| Jun 11, 2:59 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 11, 3:22 PM CDT | Heat Advisory | EAX | 4 days |
| Jun 11, 3:37 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 11, 5:31 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 11, 8:56 PM CDT | Severe Thunderstorm Warning | EAX | 34 min |
| Jun 11, 9:15 PM CDT | Tornado Warning | EAX | 15 min |
| Jun 11, 9:28 PM CDT | Severe Thunderstorm Warning | EAX | 32 min |
| Jun 11, 9:36 PM CDT | Tornado Warning | EAX | 24 min |
| Jun 11, 9:54 PM CDT | Tornado Warning | EAX | 36 min |
| Jun 11, 10:00 PM CDT | Severe Thunderstorm Warning | EAX | 30 min |
| Jun 11, 10:26 PM CDT | Severe Thunderstorm Warning | EAX | 49 min |
| Jun 11, 11:16 PM CDT | Areal Flood Advisory | EAX | 4 hr |
| Jun 12, 7:08 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 15, 6:21 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 16, 9:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jun 16, 10:13 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 16, 11:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 17, 12:21 AM CDT | Severe Thunderstorm Warning | EAX | 39 min |
| Jun 17, 12:36 AM CDT | Severe Thunderstorm Warning | EAX | 24 min |
| Jun 17, 12:59 AM CDT | Special Weather Statement | EAX | 46 min |
| Jun 17, 3:29 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 20, 2:34 PM CDT | Heat Advisory | EAX | 29 hr |
| Jun 21, 5:57 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 21, 8:53 PM CDT | Severe Thunderstorm Warning | EAX | 37 min |
| Jul 3, 2:10 PM CDT | Heat Advisory | EAX | 71 hr |
| Jul 7, 2:07 AM CDT | Severe Thunderstorm Warning | EAX | 38 min |
| Jul 7, 2:43 AM CDT | Special Weather Statement | EAX | 47 min |
| Jul 7, 4:03 AM CDT | Flash Flood Warning | EAX | 5 hr |
| Jul 7, 11:34 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 8, 12:05 AM CDT | Severe Thunderstorm Warning | EAX | 40 min |
| Jul 8, 12:34 AM CDT | Areal Flood Advisory | EAX | 3 hr |
| Jul 8, 12:38 AM CDT | Severe Thunderstorm Warning | EAX | 52 min |
| Jul 21, 2:10 PM CDT | Heat Advisory | EAX | 3 days |
| Aug 1, 3:28 AM CDT | Heat Advisory | EAX | 60 hr |
| Aug 3, 6:08 AM CDT | Special Weather Statement | EAX | 37 min |
| Aug 4, 2:10 PM CDT | Heat Advisory | EAX | 3 days |
| Aug 19, 3:04 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 27, 6:56 PM CDT | Severe Thunderstorm Warning | EAX | 34 min |
| Aug 29, 5:01 PM CDT | Severe Thunderstorm Warning | EAX | 33 min |
| Sep 6, 2:39 AM CDT | Dense Fog Advisory | EAX | 7 hr |
| Sep 24, 2:30 AM CDT | Dense Fog Advisory | EAX | 7 hr |
| Oct 7, 3:42 AM CDT | Freeze Warning | EAX | 29 hr |
| Oct 12, 2:27 PM CDT | Red Flag Warning | EAX | 29 hr |
| Oct 13, 2:31 PM CDT | Frost Advisory | EAX | 18 hr |
| Oct 14, 2:45 PM CDT | Frost Advisory | EAX | 17 hr |
| Oct 16, 2:24 AM CDT | Freeze Watch | EAX | 12 hr |
| Oct 16, 2:01 PM CDT | Frost Advisory | EAX | 20 hr |
| Oct 16, 2:01 PM CDT | Freeze Warning | EAX | 44 hr |
| Oct 22, 3:27 PM CDT | Wind Advisory | EAX | 34 hr |
| Nov 14, 2:51 AM CST | Winter Weather Advisory | EAX | 31 hr |
| Dec 1, 2:46 PM CST | Wind Advisory | EAX | 33 hr |
| Dec 10, 8:52 PM CST | Dense Fog Advisory | EAX | 15 hr |
| Dec 19, 3:39 PM CST | Wind Chill Watch | EAX | 22 hr |
| Dec 19, 3:39 PM CST | Winter Storm Watch | EAX | 36 hr |
| Dec 20, 1:56 PM CST | Wind Chill Warning | EAX | 4 days |
| Dec 21, 3:42 AM CST | Winter Storm Warning | EAX | 35 hr |
| Dec 23, 2:24 AM CST | Wind Chill Advisory | EAX | 31 hr |
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 | 21 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 11 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 18 |
| Special Weather Statement | 5 |
| Flooding | |
| Flash Flood Warning | 1 |
| Areal Flood Advisory | 2 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 4 |
| Winter Weather Advisory | 7 |
| Heat | |
| Heat Advisory | 6 |
| Cold | |
| Freeze Warning | 7 |
| Wind Chill Warning | 1 |
| Freeze Watch | 2 |
| Wind Chill Watch | 1 |
| Frost Advisory | 3 |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| Wind Advisory | 6 |
| Fire | |
| Red Flag Warning | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
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.