Alert archive / Kansas / Brown County
Weather alerts in Brown County, Kansas, 2025
114 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Brown County and its neighbors
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Alerts
- 114
- Warnings
- 22
- Watches
- 23
- Advisories
- 33
- Busiest month
- March27 alerts
- Busiest day
- April 2, 20254 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Brown County, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 5 | 5 | 0% | 2 | 100% | 20 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2025
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Topeka, KS: tornado warnings | 8 | 1 | 88% | 2 | 50% | 0 min |
| NWS Topeka, KS: severe thunderstorm warnings | 177 | 65 | 63% | 133 | 75% | 19 min |
| NWS Topeka, KS: flash flood warnings | 29 | 8 | 72% | 13 | 77% | 133 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 2, 3:21 AM CST | Winter Storm Watch | TOP | 34 hr |
| Jan 3, 1:13 PM CST | Winter Storm Warning | TOP | 55 hr |
| Jan 4, 1:51 PM CST | Blizzard Warning | TOP | 30 hr |
| Jan 5, 1:51 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 5, 2:38 AM CST | Cold Weather Advisory | TOP | 32 hr |
| Jan 5, 6:51 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 20, 2:13 AM CST | Cold Weather Advisory | TOP | 34 hr |
| Jan 30, 2:54 AM CST | Dense Fog Advisory | TOP | 10 hr |
| Feb 4, 7:45 PM CST | Winter Weather Advisory | TOP | 19 hr |
| Feb 9, 2:23 PM CST | Winter Storm Watch | TOP | 23 hr |
| Feb 10, 1:43 PM CST | Winter Storm Warning | TOP | 44 hr |
| Feb 12, 3:02 AM CST | Cold Weather Advisory | TOP | 30 hr |
| Feb 12, 9:44 AM CST | Winter Weather Advisory | TOP | 4 hr |
| Feb 16, 2:44 AM CST | Extreme Cold Watch | TOP | 24 hr |
| Feb 16, 1:20 PM CST | Winter Weather Advisory | TOP | 20 hr |
| Feb 17, 2:52 AM CST | Winter Weather Advisory | TOP | 41 hr |
| Feb 17, 2:56 AM CST | Extreme Cold Warning | TOP | 3 days |
| Feb 28, 2:26 AM CST | Red Flag Warning | TOP | 17 hr |
| Mar 2, 1:52 PM CST | High Wind Watch | TOP | 24 hr |
| Mar 3, 2:45 AM CST | Winter Storm Watch | TOP | 24 hr |
| Mar 3, 2:01 PM CST | High Wind Warning | TOP | 43 hr |
| Mar 4, 12:46 AM CST | Special Weather Statement | TOP | 44 min |
| Mar 4, 2:15 AM CST | Blizzard Warning | TOP | 26 hr |
| Mar 5, 9:11 AM CST | Wind Advisory | TOP | 5 hr |
| Mar 9, 3:19 AM CDT | Fire Weather Watch | TOP | 10 hr |
| Mar 9, 1:42 PM CDT | Red Flag Warning | TOP | 30 hr |
| Mar 13, 1:25 PM CDT | Wind Advisory | TOP | 27 hr |
| Mar 13, 1:49 PM CDT | Red Flag Warning | TOP | 30 hr |
| Mar 14, 2:45 AM CDT | High Wind Warning | TOP | 17 hr |
| Mar 14, 12:01 PM CDT | Special Weather Statement | TOP | 44 min |
| Mar 14, 2:17 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 15, 2:41 PM CDT | Fire Weather Watch | TOP | 24 hr |
| Mar 16, 2:23 PM CDT | Red Flag Warning | TOP | 30 hr |
| Mar 17, 2:22 AM CDT | Fire Weather Watch | TOP | 12 hr |
| Mar 17, 2:24 PM CDT | Red Flag Warning | TOP | 32 hr |
| Mar 17, 2:42 PM CDT | High Wind Watch | TOP | 13 hr |
| Mar 18, 3:40 AM CDT | Winter Weather Advisory | TOP | 36 hr |
| Mar 18, 3:42 AM CDT | High Wind Warning | TOP | 39 hr |
| Mar 18, 3:42 AM CDT | Wind Advisory | TOP | 42 hr |
| Mar 23, 3:16 AM CDT | Red Flag Warning | TOP | 16 hr |
| Mar 27, 10:03 AM CDT | Mesoscale Discussion | SPC | 117 min |
| Mar 27, 3:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Mar 27, 6:21 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Mar 29, 3:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Mar 29, 7:52 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 1, 7:25 PM CDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Apr 1, 11:03 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Apr 1, 11:10 PM CDT | Severe Thunderstorm Warning | TOP | 50 min |
| Apr 1, 11:40 PM CDT | Severe Thunderstorm Warning | TOP | 50 min |
| Apr 6, 1:38 AM CDT | Freeze Watch | TOP | 12 hr |
| Apr 6, 1:38 AM CDT | Freeze Watch | TOP | 36 hr |
| Apr 6, 1:33 PM CDT | Freeze Warning | TOP | 19 hr |
| Apr 7, 1:47 PM CDT | Freeze Warning | TOP | 18 hr |
| Apr 17, 1:46 AM CDT | Mesoscale Discussion | SPC | 119 min |
| Apr 22, 8:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Apr 28, 3:28 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 28, 4:58 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 28, 7:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| May 2, 3:00 PM CDT | Special Weather Statement | TOP | 30 min |
| May 2, 3:24 PM CDT | Special Weather Statement | TOP | 36 min |
| May 19, 12:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| May 19, 1:37 PM CDT | Tornado Watch | SPC | 9 hr |
| May 19, 6:28 PM CDT | Severe Thunderstorm Warning | TOP | 32 min |
| May 31, 8:42 PM CDT | Special Weather Statement | TOP | 33 min |
| Jun 2, 1:43 PM CDT | Flood Watch | TOP | 34 hr |
| Jun 16, 7:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jun 16, 11:12 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 19, 2:05 PM CDT | Heat Advisory | TOP | 3 days |
| Jun 23, 2:34 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 23, 5:11 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 23, 7:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 24, 5:09 PM CDT | Special Weather Statement | TOP | 36 min |
| Jun 26, 5:01 PM CDT | Special Weather Statement | TOP | 29 min |
| Jun 26, 7:46 PM CDT | Special Weather Statement | TOP | 44 min |
| Jun 26, 8:10 PM CDT | Severe Thunderstorm Warning | TOP | 35 min |
| Jun 26, 8:40 PM CDT | Severe Thunderstorm Warning | TOP | 20 min |
| Jun 29, 8:58 AM CDT | Areal Flood Advisory | TOP | 3 hr |
| Jul 8, 1:18 AM CDT | Special Weather Statement | TOP | 42 min |
| Jul 8, 1:59 AM CDT | Mesoscale Discussion | SPC | 91 min |
| Jul 10, 3:57 AM CDT | Mesoscale Discussion | SPC | 93 min |
| Jul 10, 5:03 AM CDT | Special Weather Statement | TOP | 57 min |
| Jul 11, 2:01 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 15, 10:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 16, 1:57 AM CDT | Special Weather Statement | TOP | 48 min |
| Jul 16, 2:48 AM CDT | Special Weather Statement | TOP | 42 min |
| Jul 16, 8:40 AM CDT | Areal Flood Advisory | TOP | 3 hr |
| Jul 18, 2:08 PM CDT | Extreme Heat Watch | TOP | 48 hr |
| Jul 19, 3:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 20, 2:29 PM CDT | Heat Advisory | TOP | 31 hr |
| Jul 21, 1:27 PM CDT | Flood Watch | TOP | 8 hr |
| Jul 21, 2:21 PM CDT | Areal Flood Advisory | TOP | 3 hr |
| Jul 23, 2:08 PM CDT | Flood Watch | TOP | 59 hr |
| Jul 24, 3:08 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 25, 3:09 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 26, 12:28 PM CDT | Heat Advisory | TOP | 3 days |
| Aug 7, 1:42 PM CDT | Heat Advisory | TOP | 30 hr |
| Aug 9, 2:40 AM CDT | Flood Watch | TOP | 55 hr |
| Aug 9, 8:46 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 10, 1:44 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 1:54 PM CDT | Heat Advisory | TOP | 54 hr |
| Sep 21, 5:06 AM CDT | Dense Fog Advisory | TOP | 4 hr |
| Oct 22, 1:26 PM CDT | Frost Advisory | TOP | 20 hr |
| Oct 28, 7:55 AM CDT | Wind Advisory | TOP | 26 hr |
| Oct 29, 2:48 AM CDT | Frost Advisory | TOP | 30 hr |
| Nov 20, 7:49 AM CST | Dense Fog Advisory | TOP | 4 hr |
| Nov 30, 1:56 AM CST | Winter Weather Advisory | TOP | 40 hr |
| Dec 9, 9:18 PM CST | Wind Advisory | TOP | 14 hr |
| Dec 17, 2:46 AM CST | Wind Advisory | TOP | 11 hr |
| Dec 17, 1:48 PM CST | Wind Advisory | TOP | 28 hr |
| Dec 17, 2:10 PM CST | Red Flag Warning | TOP | 28 hr |
| Dec 23, 1:45 PM CST | Dense Fog Advisory | TOP | 22 hr |
| Dec 24, 1:24 PM CST | Dense Fog Advisory | TOP | 23 hr |
| Dec 25, 8:30 PM CST | Dense Fog Advisory | TOP | 8 hr |
| Dec 27, 12:56 PM CST | Wind Advisory | TOP | 27 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 archive20242026
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.