Brown County weather alerts
There are no active weather alerts for Brown County, KS right now.
Since 2016 the National Weather Service has issued about 891 alerts that included Brown County, roughly 89 a year. The most common is the severe thunderstorm warning (155 from 2016 to 2025). The last tornado warning was issued on May 18, 2026. 47 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Brown County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Jackson County, Richardson County, Doniphan County, Atchison County.
Brown County alert history
Alert events that included Brown County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 155 | 24 | September 20, 2026 |
| Severe Thunderstorm Watch | 101 | 8 | August 19, 2026 |
| Winter Weather Advisory | 80 | 3 | March 15, 2026 |
| Wind Advisory | 71 | 4 | June 17, 2026 |
| Dense Fog Advisory | 60 | 6 | September 17, 2026 |
| Red Flag Warning | 50 | 6 | March 28, 2026 |
| Heat Advisory | 50 | 10 | September 2, 2026 |
| Freeze Warning | 37 | 1 | October 17, 2026 |
| Flood Watch | 35 | 7 | September 30, 2026 |
| Tornado Watch | 29 | 7 | June 13, 2026 |
| Cold Weather Advisory | 29 | 1 | January 23, 2026 |
| Flood Advisory | 27 | 7 | September 20, 2026 |
| Fire Weather Watch | 26 | 5 | March 28, 2026 |
| Flash Flood Warning | 18 | 4 | October 1, 2026 |
| Frost Advisory | 18 | 1 | May 2, 2026 |
| Winter Storm Watch | 16 | 0 | March 5, 2025 |
| Winter Storm Warning | 14 | 0 | February 12, 2025 |
| Freeze Watch | 12 | 1 | October 17, 2026 |
| Tornado Warning | 10 | 1 | May 18, 2026 |
| Flood Warning | 9 | 5 | October 1, 2026 |
| Extreme Heat Warning | 8 | 3 | September 3, 2026 |
| Extreme Heat Watch | 7 | 2 | July 28, 2026 |
| Extreme Cold Watch | 7 | 0 | February 18, 2025 |
| High Wind Warning | 7 | 1 | March 15, 2026 |
| Extreme Cold Warning | 6 | 0 | February 18, 2025 |
| Blizzard Warning | 4 | 0 | March 5, 2025 |
| High Wind Watch | 4 | 1 | March 15, 2026 |
| Ice Storm Warning | 1 | 0 | January 13, 2017 |
Tornado history in Brown County
47 tornadoes have been recorded in Brown County since 1950, injuring 17 people. That ranks 48 of 105 counties in Kansas. The most recent was on April 27, 2024 (rated unknown).
Strongest tornadoes in Brown County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 5, 1950 | F3 | Jackson County | 17.3 mi | 440 yd | 0 | 12 |
| May 18, 1959 | F3 | Brown County | 0.5 mi | 100 yd | 0 | 0 |
| June 7, 1984 | F2 | Brown County | 18 mi | 300 yd | 0 | 5 |
| May 6, 1993 | F2 | Brown County | 8 mi | 300 yd | 0 | 0 |
| May 31, 1962 | F2 | Brown County | 6.9 mi | 13 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 27, 2024 | ? | Brown County | 3.9 mi | 25 yd | 0 | 0 |
| May 12, 2023 | EF2 | Brown County | 1.5 mi | 500 yd | 0 | 0 |
| October 8, 2018 | EF0 | Brown County | 3.1 mi | 75 yd | 0 | 0 |
| May 15, 2015 | EF0 | Brown County | 0.1 mi | 20 yd | 0 | 0 |
| June 3, 2014 | EF1 | Brown County | 2.6 mi | 200 yd | 0 | 0 |
About Brown County
- Population: 9,142 (2024 estimate)
- State: Kansas
- NOAA Weather Radio SAME code: 020013 (how to use it)