Alert archive / Kansas / Norton County
Weather alerts in Norton County, Kansas, 2020
139 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Norton County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 139
- Warnings
- 41
- Watches
- 24
- Advisories
- 36
- Busiest month
- July39 alerts
- Busiest day
- June 21, 20207 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 1 tornado reports fell inside a warning.
Norton County, 2020
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 1 | 0% | |||
| Severe thunderstorm warnings | 20 | 14 | 30% | 15 | 93% | 23 min |
| Flash flood warnings | 2 | 0 | 100% | 0 |
Each office's whole area, 2020
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Goodland, KS: tornado warnings | 6 | 1 | 83% | 25 | 12% | 14 min |
| NWS Goodland, KS: severe thunderstorm warnings | 249 | 114 | 54% | 362 | 77% | 31 min |
| NWS Goodland, KS: flash flood warnings | 27 | 8 | 70% | 40 | 45% | 98 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 14, 9:40 PM CST | Dense Fog Advisory | GLD | 6 hr |
| Jan 16, 3:12 AM CST | Winter Weather Advisory | GLD | 33 hr |
| Jan 28, 4:17 PM CST | Dense Fog Advisory | GLD | 13 hr |
| Jan 29, 7:33 PM CST | Dense Fog Advisory | GLD | 8 hr |
| Feb 2, 3:07 PM CST | Winter Weather Advisory | GLD | 46 hr |
| Feb 5, 3:10 AM CST | Dense Fog Advisory | GLD | 8 hr |
| Feb 8, 1:44 AM CST | Dense Fog Advisory | GLD | 110 min |
| Feb 24, 3:00 PM CST | Winter Weather Advisory | GLD | 29 hr |
| Mar 3, 3:38 AM CST | Fire Weather Watch | GLD | 24 hr |
| Mar 4, 2:28 PM CST | Red Flag Warning | GLD | 28 hr |
| Mar 11, 2:21 AM CDT | Dense Fog Advisory | GLD | 7 hr |
| Mar 12, 3:16 PM CDT | Winter Weather Advisory | GLD | 46 hr |
| Mar 14, 4:06 PM CDT | Winter Weather Advisory | GLD | 18 hr |
| Mar 15, 7:22 PM CDT | Dense Fog Advisory | GLD | 16 hr |
| Mar 18, 12:33 AM CDT | Dense Fog Advisory | GLD | 9 hr |
| Mar 18, 2:19 PM CDT | Winter Weather Advisory | GLD | 38 hr |
| Mar 18, 9:20 PM CDT | Dense Fog Advisory | GLD | 14 hr |
| Mar 19, 2:01 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Mar 24, 5:40 AM CDT | Dense Fog Advisory | GLD | 4 hr |
| Mar 25, 3:38 AM CDT | Red Flag Warning | GLD | 15 hr |
| Mar 26, 5:33 AM CDT | Dense Fog Advisory | GLD | 4 hr |
| Apr 6, 4:49 AM CDT | Dense Fog Advisory | GLD | 6 hr |
| Apr 19, 10:32 PM CDT | Special Weather Statement | GLD | 58 min |
| Apr 27, 2:58 PM CDT | Red Flag Warning | GLD | 30 hr |
| Apr 28, 3:10 PM CDT | Fire Weather Watch | GLD | 12 hr |
| Apr 29, 3:01 AM CDT | Red Flag Warning | GLD | 16 hr |
| Apr 30, 3:31 AM CDT | Red Flag Warning | GLD | 15 hr |
| May 4, 1:39 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| May 9, 3:52 AM CDT | Frost Advisory | GLD | 29 hr |
| May 9, 3:52 AM CDT | Freeze Watch | GLD | 8 hr |
| May 11, 11:50 PM CDT | Dense Fog Advisory | GLD | 11 hr |
| May 12, 6:45 PM CDT | Dense Fog Advisory | GLD | 15 hr |
| May 14, 4:05 AM CDT | Dense Fog Advisory | GLD | 6 hr |
| May 21, 3:15 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 23, 5:35 PM CDT | Mesoscale Discussion | SPC | 55 min |
| May 24, 9:46 PM CDT | Special Weather Statement | GLD | 29 min |
| May 24, 9:51 PM CDT | Flash Flood Warning | GLD | 91 min |
| May 24, 10:11 PM CDT | Special Weather Statement | GLD | 34 min |
| Jun 3, 6:18 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 4, 7:23 PM CDT | Severe Thunderstorm Warning | GLD | 52 min |
| Jun 4, 8:10 PM CDT | Severe Thunderstorm Warning | GLD | 50 min |
| Jun 4, 8:40 PM CDT | Severe Thunderstorm Warning | GLD | 46 min |
| Jun 4, 9:25 PM CDT | Special Weather Statement | GLD | 35 min |
| Jun 6, 12:32 PM CDT | High Wind Warning | GLD | 33 hr |
| Jun 8, 4:25 AM CDT | High Wind Warning | GLD | 40 hr |
| Jun 13, 3:23 AM CDT | Fire Weather Watch | GLD | 9 hr |
| Jun 13, 12:44 PM CDT | Red Flag Warning | GLD | 32 hr |
| Jun 14, 3:29 AM CDT | Fire Weather Watch | GLD | 12 hr |
| Jun 20, 6:54 PM CDT | Special Weather Statement | GLD | 21 min |
| Jun 20, 7:05 PM CDT | Severe Thunderstorm Warning | GLD | 55 min |
| Jun 20, 7:51 PM CDT | Severe Thunderstorm Warning | GLD | 24 min |
| Jun 20, 8:09 PM CDT | Severe Thunderstorm Warning | GLD | 66 min |
| Jun 21, 1:15 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 21, 2:03 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 21, 2:58 PM CDT | Severe Thunderstorm Warning | GLD | 77 min |
| Jun 21, 4:03 PM CDT | Severe Thunderstorm Warning | GLD | 47 min |
| Jun 22, 6:49 PM CDT | Special Weather Statement | GLD | 26 min |
| Jun 22, 7:12 PM CDT | Special Weather Statement | GLD | 18 min |
| Jun 22, 7:26 PM CDT | Severe Thunderstorm Warning | GLD | 34 min |
| Jun 25, 7:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jun 25, 8:46 PM CDT | Special Weather Statement | GLD | 29 min |
| Jun 25, 9:15 PM CDT | Special Weather Statement | GLD | 30 min |
| Jun 26, 7:50 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 26, 10:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 1:28 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 6:01 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jun 27, 8:22 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 27, 10:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jul 2, 2:58 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 2, 7:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 2, 7:24 PM CDT | Severe Thunderstorm Warning | GLD | 66 min |
| Jul 2, 8:27 PM CDT | Severe Thunderstorm Warning | GLD | 33 min |
| Jul 6, 6:47 AM CDT | Dense Fog Advisory | GLD | 102 min |
| Jul 8, 3:17 AM CDT | Heat Advisory | GLD | 16 hr |
| Jul 8, 5:10 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 8, 9:41 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 8, 10:11 PM CDT | Severe Thunderstorm Warning | GLD | 64 min |
| Jul 8, 11:13 PM CDT | Special Weather Statement | GLD | 17 min |
| Jul 8, 11:15 PM CDT | Severe Thunderstorm Warning | GLD | 20 min |
| Jul 8, 11:34 PM CDT | Special Weather Statement | GLD | 26 min |
| Jul 13, 3:36 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 13, 11:07 PM CDT | Severe Thunderstorm Warning | GLD | 83 min |
| Jul 14, 12:54 AM CDT | Special Weather Statement | GLD | 66 min |
| Jul 16, 3:30 PM CDT | Heat Advisory | GLD | 28 hr |
| Jul 17, 4:23 AM CDT | Heat Advisory | GLD | 39 hr |
| Jul 18, 5:18 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jul 18, 7:30 PM CDT | Severe Thunderstorm Warning | GLD | 62 min |
| Jul 20, 12:57 AM CDT | Special Weather Statement | GLD | 48 min |
| Jul 20, 2:14 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 20, 8:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 20, 9:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jul 20, 10:44 PM CDT | Special Weather Statement | GLD | 61 min |
| Jul 20, 11:29 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jul 25, 4:10 AM CDT | Heat Advisory | GLD | 16 hr |
| Jul 25, 6:19 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jul 26, 4:05 AM CDT | Flash Flood Watch | GLD | 20 hr |
| Jul 26, 2:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 29, 3:09 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 29, 3:52 PM CDT | Special Weather Statement | GLD | 23 min |
| Jul 29, 4:31 PM CDT | Flash Flood Warning | GLD | 3 hr |
| Jul 29, 5:43 PM CDT | Special Weather Statement | GLD | 17 min |
| Jul 29, 5:51 PM CDT | Severe Thunderstorm Warning | GLD | 18 min |
| Jul 29, 6:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 29, 7:10 PM CDT | Special Weather Statement | GLD | 20 min |
| Jul 29, 7:34 PM CDT | Special Weather Statement | GLD | 26 min |
| Jul 29, 8:04 PM CDT | Severe Thunderstorm Warning | GLD | 56 min |
| Jul 29, 11:52 PM CDT | Special Weather Statement | GLD | 23 min |
| Aug 16, 1:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 2:45 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 16, 3:32 PM CDT | Severe Thunderstorm Warning | GLD | 58 min |
| Aug 16, 5:04 PM CDT | Severe Thunderstorm Warning | GLD | 56 min |
| Aug 16, 5:54 PM CDT | Severe Thunderstorm Warning | GLD | 96 min |
| Sep 7, 11:48 PM CDT | Special Weather Statement | GLD | 12 min |
| Sep 29, 3:27 AM CDT | Red Flag Warning | GLD | 16 hr |
| Oct 1, 3:50 AM CDT | Frost Advisory | GLD | 29 hr |
| Oct 10, 2:34 AM CDT | Red Flag Warning | GLD | 40 hr |
| Oct 10, 3:25 PM CDT | Fire Weather Watch | GLD | 12 hr |
| Oct 11, 4:23 PM CDT | Blowing Dust Warning | GLD | 4 hr |
| Oct 11, 4:27 PM CDT | High Wind Warning | GLD | 6 hr |
| Oct 13, 2:56 PM CDT | Red Flag Warning | GLD | 25 hr |
| Oct 14, 3:52 AM CDT | Frost Advisory | GLD | 29 hr |
| Oct 15, 3:52 AM CDT | Frost Advisory | GLD | 30 hr |
| Oct 17, 4:11 AM CDT | Freeze Watch | GLD | 23 hr |
| Oct 18, 3:39 AM CDT | Frost Advisory | GLD | 30 hr |
| Oct 21, 4:53 AM CDT | Freeze Watch | GLD | 23 hr |
| Oct 21, 3:04 PM CDT | Dense Fog Advisory | GLD | 20 hr |
| Oct 22, 3:35 AM CDT | Freeze Warning | GLD | 30 hr |
| Oct 23, 12:31 PM CDT | Freeze Warning | GLD | 21 hr |
| Oct 24, 3:45 AM CDT | Winter Weather Advisory | GLD | 63 hr |
| Nov 5, 3:21 AM CST | Fire Weather Watch | GLD | 12 hr |
| Nov 5, 2:58 PM CST | Red Flag Warning | GLD | 27 hr |
| Nov 6, 3:23 AM CST | High Wind Watch | GLD | 24 hr |
| Nov 7, 2:57 AM CST | High Wind Warning | GLD | 33 hr |
| Nov 13, 11:59 AM CST | Red Flag Warning | GLD | 30 hr |
| Dec 14, 3:26 AM CST | Winter Weather Advisory | GLD | 38 hr |
| Dec 15, 10:16 PM CST | Dense Fog Advisory | GLD | 6 hr |
| Dec 21, 8:47 PM CST | High Wind Watch | GLD | 18 hr |
| Dec 22, 4:29 AM CST | High Wind Warning | GLD | 37 hr |
| Dec 27, 3:00 PM CST | Winter Weather Advisory | GLD | 49 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 | 20 |
| Severe Thunderstorm Watch | 12 |
| Mesoscale Discussion | 18 |
| Special Weather Statement | 20 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 1 |
| Winter | |
| Winter Weather Advisory | 9 |
| Heat | |
| Heat Advisory | 4 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 3 |
| Frost Advisory | 5 |
| Wind and dust | |
| Blowing Dust Warning | 1 |
| High Wind Warning | 5 |
| High Wind Watch | 2 |
| Fire | |
| Red Flag Warning | 11 |
| Fire Weather Watch | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 18 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20192021
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.