Alert archive / Illinois / Clay County
Weather alerts in Clay County, Illinois, 2021
100 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Clay County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 100
- Warnings
- 30
- Watches
- 12
- Advisories
- 28
- Busiest month
- March14 alerts
- Busiest day
- July 10, 20217 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 2, 11:14 AM CST | River Flood Warning | ILX | 47 hr |
| Jan 18, 3:27 AM CST | Winter Weather Advisory | ILX | 18 hr |
| Jan 30, 9:28 PM CST | River Flood Warning | ILX | 7 days |
| Feb 8, 1:06 PM CST | Winter Weather Advisory | ILX | 17 hr |
| Feb 9, 2:56 PM CST | Winter Weather Advisory | ILX | 31 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 23, 7:14 PM CST | River Flood Warning | ILX | 3 days |
| Feb 28, 4:18 AM CST | River Flood Warning | ILX | 7 days |
| Mar 10, 3:08 AM CST | Wind Advisory | ILX | 21 hr |
| Mar 11, 7:00 PM CST | River Flood Warning | ILX | 63 hr |
| Mar 15, 8:51 PM CDT | River Flood Warning | ILX | 10 days |
| Mar 16, 12:22 AM CDT | Dense Fog Advisory | ILX | 10 hr |
| Mar 25, 3:03 AM CDT | Wind Advisory | ILX | 22 hr |
| Mar 27, 6:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Mar 27, 7:58 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Mar 27, 8:19 PM CDT | Severe Thunderstorm Watch | SPC | 114 min |
| Mar 27, 8:20 PM CDT | Severe Thunderstorm Warning | ILX | 55 min |
| Mar 27, 9:02 PM CDT | Severe Thunderstorm Warning | ILX | 58 min |
| Mar 28, 3:39 AM CDT | River Flood Warning | ILX | 41 hr |
| Mar 30, 2:44 PM CDT | Freeze Warning | ILX | 42 hr |
| Mar 31, 3:05 AM CDT | Freeze Watch | ILX | 12 hr |
| Mar 31, 2:38 PM CDT | Freeze Warning | ILX | 42 hr |
| Apr 2, 2:24 PM CDT | Freeze Warning | ILX | 18 hr |
| Apr 9, 4:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Apr 9, 7:36 PM CDT | Special Weather Statement | ILX | 24 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 |
| Apr 28, 2:37 AM CDT | Flash Flood Watch | ILX | 28 hr |
| May 3, 2:08 PM CDT | Mesoscale Discussion | SPC | 67 min |
| May 3, 7:58 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 6, 1:10 PM CDT | Special Weather Statement | ILX | 35 min |
| May 6, 1:29 PM CDT | Severe Thunderstorm Warning | ILX | 46 min |
| May 6, 3:22 PM CDT | Severe Thunderstorm Warning | ILX | 36 min |
| May 6, 4:39 PM CDT | Special Weather Statement | ILX | 36 min |
| May 6, 4:46 PM CDT | Tornado Warning | ILX | 14 min |
| May 9, 5:53 AM CDT | Special Weather Statement | ILX | 52 min |
| May 11, 2:34 PM CDT | Frost Advisory | ILX | 16 hr |
| May 27, 11:26 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 27, 2:20 PM CDT | Mesoscale Discussion | SPC | 85 min |
| May 27, 3:06 PM CDT | Severe Thunderstorm Warning | ILX | 54 min |
| May 27, 3:38 PM CDT | Mesoscale Discussion | SPC | 67 min |
| 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 17, 2:45 PM CDT | Heat Advisory | ILX | 28 hr |
| Jun 18, 8:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 18, 9:20 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 25, 12:57 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 9:02 PM CDT | Special Weather Statement | ILX | 43 min |
| Jun 30, 8:09 PM CDT | Special Weather Statement | ILX | 66 min |
| Jul 2, 9:50 AM CDT | River Flood Warning | ILX | 23 hr |
| Jul 9, 2:49 AM CDT | Flash Flood Watch | ILX | 43 hr |
| Jul 10, 1:18 AM CDT | Special Weather Statement | ILX | 57 min |
| Jul 10, 9:27 AM CDT | River Flood Warning | ILX | 11 days |
| Jul 10, 1:25 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 10, 2:01 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 10, 5:33 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jul 10, 6:18 PM CDT | Flash Flood Warning | ILX | 3 hr |
| Jul 10, 6:22 PM CDT | Severe Thunderstorm Warning | ILX | 53 min |
| Jul 12, 1:13 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 16, 5:47 PM CDT | Flash Flood Warning | ILX | 4 hr |
| Jul 25, 6:56 AM CDT | Areal Flood Advisory | ILX | 3 hr |
| Jul 27, 2:06 AM CDT | Heat Advisory | ILX | 66 hr |
| Aug 8, 5:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Aug 9, 2:26 AM CDT | Areal Flood Advisory | ILX | 3 hr |
| Aug 9, 10:50 AM CDT | Areal Flood Advisory | ILX | 2 hr |
| Aug 9, 1:54 PM CDT | Heat Advisory | ILX | 29 hr |
| Aug 9, 3:07 PM CDT | River Flood Warning | ILX | 6 days |
| Aug 10, 2:20 PM CDT | Mesoscale Discussion | SPC | 2 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 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 30, 11:37 AM CDT | Flash Flood Warning | ILX | 3 hr |
| Aug 30, 2:47 PM CDT | Areal Flood Advisory | ILX | 3 hr |
| Sep 14, 7:19 PM CDT | Special Weather Statement | ILX | 56 min |
| Sep 14, 7:31 PM CDT | Severe Thunderstorm Warning | ILX | 44 min |
| Oct 7, 8:41 PM CDT | Dense Fog Advisory | ILX | 13 hr |
| Oct 24, 5:11 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Oct 24, 5:44 PM CDT | Tornado Watch | SPC | 7 hr |
| Oct 24, 10:33 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 24, 10:57 PM CDT | Severe Thunderstorm Warning | ILX | 33 min |
| Nov 2, 2:11 PM CDT | Freeze Warning | ILX | 19 hr |
| Dec 5, 10:26 PM CST | Special Weather Statement | ILX | 49 min |
| 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, 11:28 PM CST | Mesoscale Discussion | SPC | 92 min |
| Dec 14, 2:47 PM CST | Wind Advisory | ILX | 37 hr |
| Dec 18, 10:28 AM CST | River Flood Warning | ILX | 3 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 | 8 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 5 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 21 |
| Special Weather Statement | 9 |
| Flooding | |
| Flash Flood Warning | 3 |
| River Flood Warning | 11 |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 4 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 4 |
| Heat | |
| Heat Advisory | 6 |
| Cold | |
| Freeze Warning | 6 |
| Freeze Watch | 2 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 8 |
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.