Alert archive / Illinois / Brown County
Weather alerts in Brown County, Illinois, 2020
78 weather alerts in 2020, 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 2020. Tap one for its archive.
- Alerts
- 78
- Warnings
- 16
- Watches
- 15
- Advisories
- 29
- Busiest month
- April13 alerts
- Busiest day
- November 10, 20206 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 8, 2:31 PM CST | Flash Flood Watch | LSX | 61 hr |
| Jan 10, 3:58 AM CST | Winter Weather Advisory | LSX | 41 hr |
| Jan 10, 11:29 AM CST | River Flood Warning | ILX | 100 days |
| Jan 11, 3:10 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 15, 2:54 PM CST | Winter Storm Watch | LSX | 24 hr |
| Jan 16, 2:57 PM CST | Winter Weather Advisory | LSX | 33 hr |
| Jan 17, 9:45 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 17, 4:07 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 18, 11:14 AM CST | River Flood Warning | LSX | 9 days |
| Jan 18, 3:26 PM CST | Wind Chill Advisory | LSX | 20 hr |
| Jan 21, 3:15 PM CST | Winter Weather Advisory | LSX | 3 days |
| Jan 26, 3:09 PM CST | Dense Fog Advisory | LSX | 21 hr |
| Feb 4, 2:46 PM CST | Winter Weather Advisory | LSX | 45 hr |
| Feb 11, 3:27 PM CST | Winter Weather Advisory | LSX | 36 hr |
| Feb 13, 2:50 PM CST | Wind Chill Advisory | LSX | 17 hr |
| Feb 17, 6:10 PM CST | Dense Fog Advisory | LSX | 7 hr |
| Feb 24, 3:29 PM CST | Winter Weather Advisory | LSX | 44 hr |
| Mar 12, 6:05 AM CDT | Dense Fog Advisory | LSX | 4 hr |
| Mar 12, 10:04 AM CDT | Dense Fog Advisory | LSX | 116 min |
| Mar 25, 3:31 AM CDT | Dense Fog Advisory | LSX | 8 hr |
| Mar 28, 2:45 PM CDT | Tornado Watch | SPC | 6 hr |
| Mar 28, 3:23 PM CDT | Wind Advisory | LSX | 26 hr |
| Mar 28, 5:21 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Apr 8, 1:46 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Apr 8, 3:08 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 8, 4:43 PM CDT | Severe Thunderstorm Warning | LSX | 22 min |
| Apr 9, 3:53 AM CDT | Wind Advisory | LSX | 15 hr |
| Apr 12, 3:15 AM CDT | Wind Advisory | LSX | 31 hr |
| Apr 13, 3:44 PM CDT | Freeze Warning | LSX | 17 hr |
| Apr 17, 11:46 AM CDT | Freeze Warning | LSX | 20 hr |
| Apr 25, 2:34 AM CDT | Flood Watch | LSX | 17 hr |
| Apr 25, 9:10 AM CDT | River Flood Warning | ILX | 57 days |
| Apr 25, 7:16 PM CDT | River Flood Warning | LSX | 24 hr |
| Apr 28, 3:33 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Apr 28, 3:51 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 29, 11:03 AM CDT | River Flood Warning | LSX | 45 days |
| May 2, 8:27 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 8, 3:32 AM CDT | Frost Advisory | LSX | 28 hr |
| May 10, 2:43 PM CDT | Frost Advisory | LSX | 17 hr |
| May 14, 3:45 AM CDT | Flash Flood Watch | LSX | 25 hr |
| May 14, 11:17 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| May 15, 1:06 AM CDT | Mesoscale Discussion | SPC | 114 min |
| May 17, 11:31 AM CDT | River Flood Warning | LSX | 33 hr |
| Jun 3, 9:52 AM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 3, 1:45 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 3, 2:47 PM CDT | Severe Thunderstorm Warning | LSX | 43 min |
| Jun 3, 3:52 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 3, 6:37 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 5, 7:59 AM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 22, 12:48 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 22, 3:38 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 28, 9:35 AM CDT | Severe Thunderstorm Warning | LSX | 25 min |
| Jun 28, 9:46 AM CDT | Severe Thunderstorm Warning | LSX | 44 min |
| Jun 29, 3:09 AM CDT | Flash Flood Watch | LSX | 58 hr |
| Jul 1, 7:56 AM CDT | Flash Flood Warning | LSX | 6 hr |
| Jul 15, 2:10 PM CDT | Tornado Watch | SPC | 7 hr |
| Jul 15, 2:13 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Jul 17, 1:59 AM CDT | Heat Advisory | LSX | 65 hr |
| Jul 24, 11:43 AM CDT | Heat Advisory | LSX | 56 hr |
| Aug 10, 2:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 2:58 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 11, 2:19 PM CDT | Flash Flood Watch | LSX | 20 hr |
| Oct 4, 3:08 AM CDT | Frost Advisory | LSX | 29 hr |
| Oct 13, 2:42 PM CDT | Fire Weather Watch | LSX | 13 hr |
| Oct 15, 3:35 AM CDT | Frost Advisory | LSX | 29 hr |
| Oct 16, 2:29 PM CDT | Wind Advisory | LSX | 28 hr |
| Oct 16, 2:34 PM CDT | Red Flag Warning | LSX | 27 hr |
| Oct 21, 9:34 PM CDT | Dense Fog Advisory | LSX | 10 hr |
| Nov 10, 3:56 AM CST | Wind Advisory | LSX | 12 hr |
| Nov 10, 8:52 AM CST | Mesoscale Discussion | SPC | 113 min |
| Nov 10, 11:22 AM CST | Severe Thunderstorm Watch | SPC | 7 hr |
| Nov 10, 1:45 PM CST | Severe Thunderstorm Warning | LSX | 60 min |
| Nov 10, 1:48 PM CST | Mesoscale Discussion | SPC | 87 min |
| Nov 10, 2:44 PM CST | Severe Thunderstorm Warning | LSX | 13 min |
| Nov 14, 3:12 AM CST | Wind Advisory | LSX | 36 hr |
| Nov 18, 2:35 PM CST | Wind Advisory | LSX | 27 hr |
| Dec 23, 3:15 AM CST | Wind Advisory | LSX | 21 hr |
| Dec 28, 7:31 PM CST | Winter Weather Advisory | LSX | 25 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 | 6 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 18 |
| Flooding | |
| Flash Flood Warning | 1 |
| River Flood Warning | 6 |
| Flash Flood Watch | 4 |
| Flood Watch | 1 |
| Winter | |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 7 |
| Heat | |
| Heat Advisory | 2 |
| Cold | |
| Freeze Warning | 2 |
| Frost Advisory | 4 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 8 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
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. Rebuilt daily.