Alert archive / Kansas / Linn County
Weather alerts in Linn County, Kansas, 2019
226 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Linn County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 226
- Warnings
- 66
- Watches
- 37
- Advisories
- 55
- Busiest month
- August57 alerts
- Busiest day
- August 16, 201912 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Linn County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 25 | 9 | 64% | 6 | 83% | 22 min |
| Flash flood warnings | 5 | 2 | 60% | 0 |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Kansas City, MO: tornado warnings | 25 | 12 | 52% | 19 | 84% | 21 min |
| NWS Kansas City, MO: severe thunderstorm warnings | 312 | 135 | 57% | 291 | 85% | 20 min |
| NWS Kansas City, MO: flash flood warnings | 68 | 27 | 60% | 71 | 90% | 125 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 10, 3:28 PM CST | Winter Weather Advisory | EAX | 51 hr |
| Jan 11, 11:34 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 14, 9:09 PM CST | Dense Fog Advisory | EAX | 12 hr |
| Jan 15, 6:34 PM CST | Dense Fog Advisory | EAX | 17 hr |
| Jan 17, 2:17 AM CST | Dense Fog Advisory | EAX | 8 hr |
| Jan 17, 2:29 PM CST | Winter Weather Advisory | EAX | 41 hr |
| Jan 21, 3:25 PM CST | Winter Weather Advisory | EAX | 39 hr |
| Jan 27, 3:06 PM CST | Wind Advisory | EAX | 27 hr |
| Jan 28, 2:21 AM CST | Wind Chill Watch | EAX | 13 hr |
| Jan 28, 2:52 PM CST | Wind Chill Advisory | EAX | 66 hr |
| Feb 4, 3:30 PM CST | Winter Weather Advisory | EAX | 69 hr |
| Feb 6, 1:40 PM CST | Ice Storm Warning | EAX | 22 hr |
| Feb 6, 7:51 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 9, 3:41 AM CST | Winter Weather Advisory | EAX | 32 hr |
| Feb 10, 8:51 PM CST | Dense Fog Advisory | EAX | 12 hr |
| Feb 14, 4:20 AM CST | Winter Weather Advisory | EAX | 40 hr |
| Feb 16, 3:33 AM CST | Winter Weather Advisory | EAX | 38 hr |
| Feb 18, 3:29 PM CST | Winter Weather Advisory | EAX | 42 hr |
| Feb 23, 2:17 AM CST | Dense Fog Advisory | EAX | 10 hr |
| Feb 23, 3:41 AM CST | Wind Advisory | EAX | 32 hr |
| Feb 23, 9:49 AM CST | Special Weather Statement | EAX | 26 min |
| Feb 26, 2:41 PM CST | Winter Weather Advisory | EAX | 21 hr |
| Mar 1, 3:19 AM CST | Winter Storm Watch | EAX | 24 hr |
| Mar 2, 3:21 AM CST | Winter Weather Advisory | EAX | 33 hr |
| Mar 8, 2:47 PM CST | Wind Advisory | EAX | 33 hr |
| Mar 9, 1:58 AM CST | Mesoscale Discussion | SPC | 92 min |
| Mar 9, 2:31 AM CST | Severe Thunderstorm Watch | SPC | 7 hr |
| Mar 9, 3:01 AM CST | Special Weather Statement | EAX | 44 min |
| Mar 9, 11:00 AM CST | Special Weather Statement | EAX | 30 min |
| Mar 12, 3:13 PM CDT | Wind Advisory | EAX | 55 hr |
| Mar 13, 11:19 AM CDT | High Wind Warning | EAX | 9 hr |
| Mar 13, 11:19 AM CDT | Wind Advisory | EAX | 35 hr |
| Mar 29, 3:27 AM CDT | Flood Watch | EAX | 24 hr |
| Mar 29, 4:53 PM CDT | Special Weather Statement | EAX | 52 min |
| Apr 5, 2:46 AM CDT | Dense Fog Advisory | EAX | 6 hr |
| Apr 10, 3:43 AM CDT | Wind Advisory | EAX | 15 hr |
| Apr 10, 3:16 PM CDT | Wind Advisory | EAX | 28 hr |
| Apr 11, 3:22 PM CDT | Freeze Warning | EAX | 18 hr |
| Apr 17, 5:24 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 17, 6:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Apr 17, 7:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Apr 17, 9:00 PM CDT | Severe Thunderstorm Warning | EAX | 60 min |
| Apr 17, 9:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Apr 17, 9:59 PM CDT | Severe Thunderstorm Warning | EAX | 61 min |
| Apr 25, 1:32 AM CDT | Dense Fog Advisory | EAX | 8 hr |
| Apr 29, 2:27 AM CDT | Flash Flood Watch | EAX | 3 days |
| Apr 29, 3:51 AM CDT | Severe Thunderstorm Warning | EAX | 26 min |
| Apr 29, 4:00 AM CDT | Severe Thunderstorm Warning | EAX | 45 min |
| Apr 29, 4:00 AM CDT | Mesoscale Discussion | SPC | 90 min |
| Apr 29, 9:03 PM CDT | River Flood Warning | EAX | 11 days |
| Apr 29, 9:03 PM CDT | River Flood Warning | EAX | 13 days |
| Apr 30, 7:50 AM CDT | Areal Flood Advisory | EAX | 3 hr |
| Apr 30, 10:44 AM CDT | Areal Flood Warning | EAX | 9 hr |
| Apr 30, 5:37 PM CDT | Flash Flood Warning | EAX | 7 hr |
| Apr 30, 10:42 PM CDT | Areal Flood Warning | EAX | 9 hr |
| May 1, 8:04 AM CDT | Areal Flood Warning | EAX | 12 hr |
| May 1, 9:13 PM CDT | Areal Flood Warning | EAX | 12 hr |
| May 2, 9:18 AM CDT | Areal Flood Warning | EAX | 12 hr |
| May 6, 3:23 AM CDT | Flash Flood Watch | EAX | 68 hr |
| May 6, 3:49 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 6, 5:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| May 6, 7:26 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 6, 7:55 PM CDT | Severe Thunderstorm Warning | EAX | 50 min |
| May 6, 8:26 PM CDT | Areal Flood Advisory | EAX | 109 min |
| May 6, 9:17 PM CDT | Areal Flood Advisory | EAX | 3 hr |
| May 7, 3:30 AM CDT | Areal Flood Advisory | EAX | 4 hr |
| May 13, 4:42 AM CDT | Dense Fog Advisory | EAX | 3 hr |
| May 18, 10:07 AM CDT | Tornado Watch | SPC | 7 hr |
| May 18, 8:51 PM CDT | River Flood Warning | EAX | 12 days |
| May 19, 4:01 AM CDT | Flash Flood Watch | EAX | 63 hr |
| May 20, 8:47 AM CDT | River Flood Warning | EAX | 11 days |
| May 20, 10:01 PM CDT | Areal Flood Warning | EAX | 9 hr |
| May 21, 6:51 AM CDT | Areal Flood Warning | EAX | 3 hr |
| May 21, 8:51 AM CDT | Flash Flood Warning | EAX | 3 hr |
| May 21, 11:53 AM CDT | Areal Flood Warning | EAX | 3 hr |
| May 21, 2:54 PM CDT | Areal Flood Warning | EAX | 12 hr |
| May 22, 3:09 AM CDT | Flash Flood Watch | EAX | 24 hr |
| May 22, 3:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| May 22, 3:32 PM CDT | Tornado Watch | SPC | 7 hr |
| May 22, 6:03 PM CDT | Severe Thunderstorm Warning | EAX | 42 min |
| May 22, 6:30 PM CDT | Severe Thunderstorm Warning | EAX | 45 min |
| May 22, 8:08 PM CDT | Flash Flood Warning | EAX | 6 hr |
| May 22, 8:20 PM CDT | Severe Thunderstorm Warning | EAX | 24 min |
| May 23, 2:13 AM CDT | Areal Flood Warning | EAX | 33 hr |
| May 23, 3:30 PM CDT | Flash Flood Watch | EAX | 64 hr |
| May 24, 1:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 24, 6:04 PM CDT | Tornado Watch | SPC | 5 hr |
| May 24, 7:26 PM CDT | Flash Flood Warning | EAX | 6 hr |
| May 24, 8:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 25, 12:59 AM CDT | Areal Flood Warning | EAX | 9 hr |
| May 25, 8:21 PM CDT | Mesoscale Discussion | SPC | 54 min |
| May 25, 8:47 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 27, 1:54 AM CDT | Mesoscale Discussion | SPC | 111 min |
| May 27, 2:41 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 28, 1:56 PM CDT | Tornado Watch | SPC | 8 hr |
| May 28, 9:36 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 1, 3:33 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 1, 4:14 PM CDT | Severe Thunderstorm Warning | EAX | 31 min |
| Jun 1, 4:43 PM CDT | Severe Thunderstorm Warning | EAX | 47 min |
| Jun 1, 5:04 PM CDT | Areal Flood Advisory | EAX | 3 hr |
| Jun 1, 5:26 PM CDT | Severe Thunderstorm Warning | EAX | 49 min |
| Jun 1, 6:07 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 12, 4:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jun 15, 12:40 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 15, 3:56 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 15, 9:48 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jun 18, 6:30 AM CDT | Dense Fog Advisory | EAX | 3 hr |
| Jun 18, 4:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jun 18, 6:25 PM CDT | Special Weather Statement | EAX | 50 min |
| Jun 21, 8:28 AM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 21, 10:28 AM CDT | Severe Thunderstorm Warning | EAX | 47 min |
| Jun 21, 10:58 AM CDT | Severe Thunderstorm Warning | EAX | 47 min |
| Jun 21, 11:42 AM CDT | Severe Thunderstorm Warning | EAX | 48 min |
| Jun 22, 4:32 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 22, 7:05 AM CDT | Special Weather Statement | EAX | 40 min |
| Jun 22, 1:58 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 2:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 22, 2:48 PM CDT | Flash Flood Watch | EAX | 23 hr |
| Jun 22, 7:46 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jun 22, 9:47 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 22, 10:20 PM CDT | Special Weather Statement | EAX | 25 min |
| Jun 22, 10:28 PM CDT | Severe Thunderstorm Warning | EAX | 32 min |
| Jun 22, 11:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jun 23, 12:27 AM CDT | Areal Flood Advisory | EAX | 14 hr |
| Jun 23, 6:46 AM CDT | River Flood Warning | EAX | 6 days |
| Jun 23, 6:46 AM CDT | River Flood Warning | EAX | 7 days |
| Jun 23, 7:07 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 27, 3:10 PM CDT | Heat Advisory | EAX | 30 hr |
| Jun 28, 3:19 AM CDT | Heat Advisory | EAX | 42 hr |
| Jul 5, 4:54 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 5, 2:52 PM CDT | River Flood Warning | EAX | 64 hr |
| Jul 5, 6:59 PM CDT | River Flood Warning | EAX | 10 hr |
| Jul 6, 9:39 PM CDT | Areal Flood Advisory | EAX | 3 hr |
| Jul 10, 3:13 AM CDT | Heat Advisory | EAX | 9 hr |
| Jul 10, 9:52 AM CDT | Special Weather Statement | EAX | 38 min |
| Jul 15, 3:52 PM CDT | Excessive Heat Watch | EAX | 23 hr |
| Jul 16, 2:49 PM CDT | Excessive Heat Warning | EAX | 5 days |
| Jul 21, 3:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 21, 5:10 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 21, 8:21 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jul 31, 2:20 PM CDT | Flash Flood Watch | EAX | 56 hr |
| Jul 31, 9:24 PM CDT | Special Weather Statement | EAX | 36 min |
| Jul 31, 11:57 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 1, 3:11 AM CDT | Areal Flood Advisory | EAX | 5 hr |
| Aug 1, 8:41 AM CDT | River Flood Warning | EAX | 4 days |
| Aug 1, 8:41 AM CDT | River Flood Warning | EAX | 35 hr |
| Aug 1, 10:53 AM CDT | Areal Flood Advisory | EAX | 3 hr |
| Aug 6, 4:11 PM CDT | Special Weather Statement | EAX | 49 min |
| Aug 6, 4:52 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 6:57 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 7:37 AM CDT | Special Weather Statement | EAX | 38 min |
| Aug 7, 8:08 AM CDT | Special Weather Statement | EAX | 37 min |
| Aug 7, 2:27 PM CDT | Flash Flood Watch | EAX | 19 hr |
| Aug 7, 3:37 PM CDT | Special Weather Statement | EAX | 53 min |
| Aug 11, 4:46 AM CDT | Heat Advisory | EAX | 14 hr |
| Aug 11, 4:46 AM CDT | Heat Advisory | EAX | 39 hr |
| Aug 13, 12:36 AM CDT | Special Weather Statement | EAX | 39 min |
| Aug 15, 3:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Aug 15, 4:51 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 15, 7:03 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Aug 15, 8:22 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Aug 15, 11:11 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 15, 11:42 PM CDT | Special Weather Statement | EAX | 48 min |
| Aug 15, 11:59 PM CDT | Severe Thunderstorm Warning | EAX | 46 min |
| Aug 16, 12:00 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 16, 12:35 AM CDT | Severe Thunderstorm Warning | EAX | 40 min |
| Aug 16, 1:10 AM CDT | Severe Thunderstorm Warning | EAX | 35 min |
| Aug 16, 2:34 AM CDT | Mesoscale Discussion | SPC | 86 min |
| Aug 16, 3:18 AM CDT | Severe Thunderstorm Warning | EAX | 42 min |
| Aug 16, 3:41 AM CDT | Flash Flood Warning | EAX | 3 hr |
| Aug 16, 6:04 AM CDT | Mesoscale Discussion | SPC | 56 min |
| Aug 16, 11:40 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 17, 2:06 AM CDT | Special Weather Statement | EAX | 39 min |
| Aug 17, 2:40 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Aug 17, 3:49 AM CDT | Severe Thunderstorm Warning | EAX | 56 min |
| Aug 17, 4:40 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 17, 5:02 AM CDT | River Flood Warning | EAX | 3 days |
| Aug 18, 2:42 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 18, 2:47 PM CDT | Heat Advisory | EAX | 29 hr |
| Aug 18, 2:47 PM CDT | Heat Advisory | EAX | 53 hr |
| Aug 21, 2:59 PM CDT | Flash Flood Watch | EAX | 12 hr |
| Aug 21, 3:26 PM CDT | Special Weather Statement | EAX | 34 min |
| Aug 21, 7:21 PM CDT | Special Weather Statement | EAX | 24 min |
| Aug 21, 7:43 PM CDT | Severe Thunderstorm Warning | EAX | 32 min |
| Aug 21, 7:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 21, 8:04 PM CDT | Severe Thunderstorm Warning | EAX | 26 min |
| Aug 21, 8:28 PM CDT | Special Weather Statement | EAX | 32 min |
| Aug 26, 12:00 PM CDT | Severe Thunderstorm Warning | EAX | 45 min |
| Aug 29, 3:05 PM CDT | Flash Flood Watch | EAX | 18 hr |
| Aug 29, 9:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Aug 30, 2:10 AM CDT | Special Weather Statement | EAX | 50 min |
| Aug 30, 2:24 AM CDT | Severe Thunderstorm Warning | EAX | 51 min |
| Aug 30, 2:31 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Aug 30, 3:02 AM CDT | Areal Flood Advisory | EAX | 3 hr |
| Aug 30, 4:25 AM CDT | Areal Flood Warning | EAX | 6 hr |
| Aug 30, 6:36 AM CDT | River Flood Warning | EAX | 4 days |
| Aug 30, 8:37 AM CDT | River Flood Warning | EAX | 5 days |
| Aug 30, 10:33 AM CDT | Areal Flood Warning | EAX | 12 hr |
| Sep 1, 5:58 AM CDT | Dense Fog Advisory | EAX | 4 hr |
| Sep 12, 2:02 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Sep 20, 3:37 AM CDT | Flash Flood Watch | EAX | 59 hr |
| Sep 21, 8:40 AM CDT | River Flood Warning | EAX | 12 hr |
| Sep 23, 1:07 AM CDT | Dense Fog Advisory | EAX | 8 hr |
| Sep 27, 6:16 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Sep 27, 9:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Sep 28, 2:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Sep 29, 7:52 AM CDT | River Flood Warning | EAX | 37 hr |
| Oct 2, 2:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 10, 3:31 AM CDT | Freeze Watch | EAX | 24 hr |
| Oct 10, 5:42 AM CDT | Special Weather Statement | EAX | 48 min |
| Oct 11, 3:09 AM CDT | Freeze Warning | EAX | 30 hr |
| Oct 19, 8:25 PM CDT | Dense Fog Advisory | EAX | 15 hr |
| Oct 20, 5:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 20, 10:33 PM CDT | Special Weather Statement | EAX | 42 min |
| Oct 20, 10:43 PM CDT | Severe Thunderstorm Warning | EAX | 34 min |
| Oct 29, 4:11 AM CDT | Winter Weather Advisory | EAX | 51 hr |
| Oct 30, 3:26 AM CDT | Freeze Warning | EAX | 31 hr |
| Nov 10, 2:06 PM CST | Winter Weather Advisory | EAX | 25 hr |
| Nov 26, 3:39 AM CST | Wind Advisory | EAX | 29 hr |
| Nov 26, 1:18 PM CST | High Wind Warning | EAX | 23 hr |
| Nov 30, 3:25 AM CST | Wind Advisory | EAX | 36 hr |
| Dec 14, 3:10 AM CST | Winter Weather Advisory | EAX | 66 hr |
| Dec 15, 3:05 AM CST | Winter Storm Warning | EAX | 24 hr |
| Dec 16, 9:16 PM CST | Dense Fog Advisory | EAX | 13 hr |
| Dec 18, 1:16 AM CST | Dense Fog Advisory | EAX | 8 hr |
| Dec 22, 12:44 AM CST | Dense Fog Advisory | EAX | 11 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 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.