Alert archive / Illinois / Clark County
Weather alerts in Clark County, Illinois, 2021
89 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Clark County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 89
- Warnings
- 24
- Watches
- 10
- Advisories
- 31
- Busiest month
- June15 alerts
- Busiest day
- June 19, 20218 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 1, 1:08 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Jan 3, 2:38 PM CST | Dense Fog Advisory | ILX | 32 hr |
| Jan 18, 3:27 AM CST | Winter Weather Advisory | ILX | 18 hr |
| Jan 24, 3:06 PM CST | Winter Weather Advisory | ILX | 21 hr |
| Feb 4, 7:32 PM CST | Wind Advisory | ILX | 4 hr |
| Feb 12, 3:03 PM CST | Winter Storm Watch | ILX | 36 hr |
| Feb 13, 3:15 AM CST | Wind Chill Advisory | ILX | 57 hr |
| Feb 13, 3:10 PM CST | Winter Weather Advisory | ILX | 60 hr |
| Feb 14, 2:38 AM CST | Winter Storm Warning | ILX | 48 hr |
| Feb 15, 10:44 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 28, 10:19 AM CST | River Flood Warning | IND | 7 days |
| Mar 10, 3:08 AM CST | Wind Advisory | ILX | 21 hr |
| Mar 16, 12:22 AM CDT | Dense Fog Advisory | ILX | 10 hr |
| Mar 17, 11:26 AM CDT | River Flood Warning | IND | 16 days |
| Mar 17, 3:16 PM CDT | Wind Advisory | ILX | 28 hr |
| Mar 25, 3:03 AM CDT | Wind Advisory | ILX | 22 hr |
| Mar 27, 4:44 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 27, 6:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Mar 27, 8:50 PM CDT | Severe Thunderstorm Warning | ILX | 40 min |
| Mar 27, 9:27 PM CDT | Severe Thunderstorm Warning | ILX | 21 min |
| Apr 19, 2:27 AM CDT | Freeze Watch | ILX | 12 hr |
| Apr 19, 2:27 PM CDT | Freeze Warning | ILX | 43 hr |
| Apr 21, 2:58 AM CDT | Freeze Warning | ILX | 29 hr |
| May 3, 2:08 PM CDT | Mesoscale Discussion | SPC | 67 min |
| May 3, 7:57 PM CDT | Severe Thunderstorm Warning | ILX | 63 min |
| May 3, 7:58 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 3, 9:02 PM CDT | Special Weather Statement | ILX | 43 min |
| May 9, 11:11 AM CDT | River Flood Warning | IND | 8 days |
| May 9, 2:48 PM CDT | Frost Advisory | ILX | 16 hr |
| May 11, 2:34 PM CDT | Frost Advisory | ILX | 16 hr |
| May 17, 12:41 AM CDT | Special Weather Statement | ILX | 64 min |
| May 17, 1:38 AM CDT | Special Weather Statement | ILX | 37 min |
| May 17, 12:09 PM CDT | River Flood Warning | IND | 6 days |
| May 27, 11:26 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 10, 4:51 AM CDT | Dense Fog Advisory | ILX | 3 hr |
| Jun 11, 3:42 AM CDT | Dense Fog Advisory | ILX | 4 hr |
| Jun 12, 3:00 PM CDT | Special Weather Statement | ILX | 30 min |
| Jun 17, 2:45 PM CDT | Heat Advisory | ILX | 28 hr |
| Jun 18, 8:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 18, 9:13 PM CDT | Special Weather Statement | ILX | 32 min |
| Jun 18, 9:20 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 18, 9:44 PM CDT | Severe Thunderstorm Warning | ILX | 46 min |
| Jun 18, 10:32 PM CDT | Severe Thunderstorm Warning | ILX | 25 min |
| Jun 18, 11:29 PM CDT | Severe Thunderstorm Warning | ILX | 46 min |
| Jun 19, 12:26 AM CDT | Flash Flood Warning | ILX | 6 hr |
| Jun 19, 2:10 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 25, 9:43 AM CDT | River Flood Warning | IND | 6 days |
| Jun 26, 8:23 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Jun 28, 9:38 AM CDT | River Flood Warning | IND | 6 days |
| Jul 9, 2:49 AM CDT | Flash Flood Watch | ILX | 43 hr |
| Jul 12, 1:13 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 15, 12:48 PM CDT | Special Weather Statement | ILX | 117 min |
| Jul 16, 10:19 AM CDT | River Flood Warning | IND | 5 days |
| Jul 18, 7:11 AM CDT | Dense Fog Advisory | ILX | 3 hr |
| Jul 27, 2:06 AM CDT | Heat Advisory | ILX | 66 hr |
| Jul 29, 2:19 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Aug 9, 1:54 PM CDT | Heat Advisory | ILX | 29 hr |
| Aug 10, 3:49 PM CDT | Heat Advisory | ILX | 27 hr |
| Aug 12, 2:45 AM CDT | Heat Advisory | ILX | 15 hr |
| Aug 12, 2:22 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Aug 12, 4:29 PM CDT | Severe Thunderstorm Warning | ILX | 46 min |
| Aug 12, 5:09 PM CDT | Severe Thunderstorm Warning | ILX | 36 min |
| Aug 22, 2:45 AM CDT | Dense Fog Advisory | ILX | 6 hr |
| Aug 23, 3:51 AM CDT | Dense Fog Advisory | ILX | 4 hr |
| Aug 23, 2:53 PM CDT | Heat Advisory | ILX | 5 days |
| Aug 25, 4:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Aug 30, 2:28 PM CDT | Special Weather Statement | ILX | 32 min |
| Aug 30, 3:06 PM CDT | Special Weather Statement | ILX | 54 min |
| Aug 30, 3:16 PM CDT | Areal Flood Advisory | ILX | 3 hr |
| Oct 7, 8:41 PM CDT | Dense Fog Advisory | ILX | 13 hr |
| Oct 11, 3:10 PM CDT | Tornado Watch | SPC | 6 hr |
| Oct 24, 5:11 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Oct 24, 5:44 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 25, 5:54 AM CDT | River Flood Warning | IND | 11 days |
| Oct 26, 7:06 PM CDT | Frost Advisory | ILX | 14 hr |
| Nov 2, 2:11 PM CDT | Freeze Warning | ILX | 19 hr |
| Nov 10, 2:35 AM CST | Dense Fog Advisory | ILX | 6 hr |
| Dec 10, 12:19 AM CST | Dense Fog Advisory | ILX | 11 hr |
| Dec 10, 2:57 AM CST | Wind Advisory | ILX | 36 hr |
| Dec 10, 7:18 PM CST | Mesoscale Discussion | SPC | 87 min |
| Dec 10, 7:47 PM CST | Tornado Watch | SPC | 8 hr |
| Dec 10, 8:53 PM CST | Mesoscale Discussion | SPC | 97 min |
| Dec 10, 9:36 PM CST | Mesoscale Discussion | SPC | 54 min |
| Dec 10, 10:24 PM CST | Severe Thunderstorm Warning | ILX | 35 min |
| Dec 10, 11:28 PM CST | Mesoscale Discussion | SPC | 92 min |
| Dec 10, 11:40 PM CST | Severe Thunderstorm Warning | ILX | 65 min |
| Dec 14, 2:47 PM CST | Wind Advisory | ILX | 37 hr |
| Dec 28, 9:08 AM CST | River Flood Warning | IND | 9 days |
| Dec 30, 9:28 PM CST | Dense Fog Advisory | ILX | 13 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 | 10 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 16 |
| Special Weather Statement | 8 |
| Flooding | |
| Flash Flood Warning | 1 |
| River Flood Warning | 9 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 3 |
| Heat | |
| Heat Advisory | 6 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 1 |
| Frost Advisory | 3 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 11 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.