Alert archive / Illinois / Brown County
Weather alerts in Brown County, Illinois, 2025
90 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
- 90
- Warnings
- 20
- Watches
- 13
- Advisories
- 36
- Busiest month
- March16 alerts
- Busiest day
- April 20, 20255 alerts
Over time
By month
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, 2:29 PM CST | Winter Storm Watch | LSX | 23 hr |
| Jan 3, 1:29 PM CST | Winter Storm Warning | LSX | 65 hr |
| Jan 8, 1:59 PM CST | Winter Weather Advisory | LSX | 52 hr |
| Jan 20, 2:45 AM CST | Cold Weather Advisory | LSX | 36 hr |
| Jan 21, 1:24 AM CST | Extreme Cold Warning | LSX | 11 hr |
| Jan 21, 2:12 AM CST | Cold Weather Advisory | LSX | 28 hr |
| Jan 30, 8:26 PM CST | Dense Fog Advisory | LSX | 11 hr |
| Feb 4, 2:41 AM CST | Winter Weather Advisory | LSX | 48 hr |
| Feb 10, 2:57 AM CST | Winter Storm Watch | LSX | 24 hr |
| Feb 11, 3:21 AM CST | Winter Storm Warning | LSX | 33 hr |
| Feb 11, 3:21 AM CST | Winter Weather Advisory | LSX | 39 hr |
| Feb 17, 2:09 AM CST | Cold Weather Advisory | LSX | 34 hr |
| Feb 18, 12:30 PM CST | Cold Weather Advisory | LSX | 48 hr |
| Feb 28, 2:31 AM CST | Red Flag Warning | LSX | 17 hr |
| Mar 3, 2:11 PM CST | Wind Advisory | LSX | 35 hr |
| Mar 5, 1:08 AM CST | High Wind Warning | LSX | 10 hr |
| Mar 5, 1:19 AM CST | Wind Advisory | LSX | 17 hr |
| Mar 13, 2:08 AM CDT | Wind Advisory | LSX | 47 hr |
| Mar 14, 4:03 PM CDT | Tornado Watch | SPC | 9 hr |
| Mar 14, 6:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 14, 7:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 14, 8:14 PM CDT | Severe Thunderstorm Warning | LSX | 31 min |
| Mar 14, 8:27 PM CDT | Severe Thunderstorm Warning | LSX | 48 min |
| Mar 14, 8:43 PM CDT | Severe Thunderstorm Warning | LSX | 32 min |
| Mar 16, 2:43 PM CDT | Red Flag Warning | LSX | 29 hr |
| Mar 18, 1:18 PM CDT | Wind Advisory | LSX | 38 hr |
| Mar 18, 9:07 PM CDT | Red Flag Warning | LSX | 22 hr |
| Mar 19, 11:21 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 20, 2:30 PM CDT | Red Flag Warning | LSX | 29 hr |
| Mar 21, 8:21 PM CDT | Severe Thunderstorm Warning | LSX | 39 min |
| Apr 1, 2:00 PM CDT | Wind Advisory | LSX | 28 hr |
| Apr 2, 9:48 AM CDT | Mesoscale Discussion | SPC | 117 min |
| Apr 6, 2:24 AM CDT | Freeze Watch | LSX | 23 hr |
| Apr 7, 1:23 AM CDT | Freeze Warning | LSX | 32 hr |
| Apr 10, 2:22 PM CDT | Severe Thunderstorm Warning | LSX | 38 min |
| Apr 18, 2:53 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 20, 2:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Apr 20, 3:41 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 20, 5:40 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Apr 20, 6:27 PM CDT | Severe Thunderstorm Warning | LSX | 63 min |
| Apr 20, 6:56 PM CDT | Tornado Warning | LSX | 28 min |
| Apr 22, 4:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 19, 10:56 PM CDT | Severe Thunderstorm Warning | LSX | 57 min |
| Jun 3, 4:41 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 3, 6:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 8, 1:19 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jun 18, 9:46 AM CDT | Tornado Watch | SPC | 6 hr |
| Jun 19, 1:56 PM CDT | Heat Advisory | LSX | 7 days |
| Jun 30, 2:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 11, 2:01 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Jul 11, 2:19 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 11, 10:59 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 13, 11:46 AM CDT | Areal Flood Advisory | LSX | 3 hr |
| Jul 14, 1:37 AM CDT | Dense Fog Advisory | LSX | 7 hr |
| Jul 18, 2:06 PM CDT | Extreme Heat Watch | LSX | 4 days |
| Jul 19, 7:13 AM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 20, 1:44 AM CDT | Flood Watch | LSX | 33 hr |
| Jul 21, 1:57 PM CDT | Heat Advisory | LSX | 9 days |
| Jul 24, 2:18 AM CDT | Flood Watch | LSX | 25 hr |
| Jul 24, 8:13 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 24, 9:40 PM CDT | Areal Flood Advisory | LSX | 3 hr |
| Jul 26, 1:21 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Aug 9, 2:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Aug 14, 2:34 PM CDT | Heat Advisory | LSX | 5 days |
| Sep 14, 5:01 PM CDT | Severe Thunderstorm Warning | LSX | 37 min |
| Sep 21, 4:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Oct 11, 12:18 AM CDT | Dense Fog Advisory | LSX | 10 hr |
| Oct 22, 12:00 PM CDT | Frost Advisory | LSX | 21 hr |
| Oct 23, 2:58 AM CDT | Frost Advisory | LSX | 30 hr |
| Oct 30, 1:47 PM CDT | Frost Advisory | LSX | 18 hr |
| Oct 31, 2:16 AM CDT | Freeze Watch | LSX | 36 hr |
| Nov 1, 1:55 AM CDT | Freeze Warning | LSX | 31 hr |
| Nov 2, 2:21 AM CST | Dense Fog Advisory | LSX | 8 hr |
| Nov 20, 7:22 PM CST | Dense Fog Advisory | LSX | 16 hr |
| Nov 23, 4:23 AM CST | Dense Fog Advisory | LSX | 6 hr |
| Nov 23, 5:41 PM CST | Dense Fog Advisory | LSX | 15 hr |
| Nov 27, 3:25 AM CST | Winter Storm Watch | LSX | 23 hr |
| Nov 28, 2:17 AM CST | Winter Storm Warning | LSX | 39 hr |
| Nov 29, 3:18 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Nov 29, 10:42 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Nov 30, 12:51 PM CST | Winter Weather Advisory | LSX | 38 hr |
| Dec 9, 1:17 PM CST | Wind Advisory | LSX | 23 hr |
| Dec 11, 1:32 PM CST | Winter Weather Advisory | LSX | 10 hr |
| Dec 12, 12:53 PM CST | Cold Weather Advisory | LSX | 47 hr |
| Dec 12, 1:20 PM CST | Winter Weather Advisory | LSX | 29 hr |
| Dec 18, 1:56 AM CST | Wind Advisory | LSX | 22 hr |
| Dec 24, 12:49 PM CST | Dense Fog Advisory | LSX | 41 hr |
| Dec 26, 7:29 PM CST | Dense Fog Advisory | LSX | 17 hr |
| Dec 28, 7:16 AM CST | Mesoscale Discussion | SPC | 119 min |
| Dec 28, 8:01 AM CST | Wind Advisory | LSX | 22 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 | 8 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 21 |
| Flooding | |
| Flood Watch | 2 |
| Areal Flood Advisory | 2 |
| Winter | |
| Winter Storm Warning | 3 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 6 |
| Heat | |
| Extreme Heat Watch | 1 |
| Heat Advisory | 3 |
| Cold | |
| Extreme Cold Warning | 1 |
| Freeze Warning | 2 |
| Freeze Watch | 2 |
| Cold Weather Advisory | 5 |
| Frost Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 8 |
| Fire | |
| Red Flag Warning | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 9 |
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. Rebuilt daily.