Alert archive / Illinois / Richland County
Weather alerts in Richland County, Illinois, 2023
116 weather alerts in 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Richland County and its neighbors
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Alerts
- 116
- Warnings
- 33
- Watches
- 21
- Advisories
- 24
- Busiest month
- August23 alerts
- Busiest day
- June 29, 202311 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 1 tornado warnings covering Richland County in 2023 had a tornado report inside them.
Richland County, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 1 | 0% | 0 | ||
| Severe thunderstorm warnings | 18 | 7 | 61% | 6 | 67% | 31 min |
| Flash flood warnings | 1 | 1 | 0% | 0 |
Each office's whole area, 2023
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Lincoln, IL: tornado warnings | 50 | 26 | 48% | 83 | 71% | 15 min |
| NWS Lincoln, IL: severe thunderstorm warnings | 256 | 127 | 50% | 619 | 86% | 21 min |
| NWS Lincoln, IL: flash flood warnings | 19 | 9 | 53% | 18 | 83% | 95 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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, 11:46 PM CST | Dense Fog Advisory | ILX | 15 hr |
| Jan 3, 2:06 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Jan 11, 9:30 PM CST | Dense Fog Advisory | ILX | 6 hr |
| Jan 19, 1:13 AM CST | River Flood Warning | ILX | 4 days |
| Jan 23, 3:20 AM CST | Winter Storm Watch | ILX | 22 hr |
| Jan 24, 1:29 AM CST | Winter Storm Warning | ILX | 35 hr |
| Jan 24, 11:44 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 29, 1:54 PM CST | Winter Weather Advisory | ILX | 21 hr |
| Feb 7, 1:55 PM CST | High Wind Watch | ILX | 24 hr |
| Feb 8, 9:46 AM CST | River Flood Warning | ILX | 24 hr |
| Feb 8, 12:30 PM CST | Flood Watch | ILX | 13 hr |
| Feb 8, 1:54 PM CST | Wind Advisory | ILX | 28 hr |
| Feb 10, 9:34 AM CST | River Flood Warning | ILX | 23 hr |
| Feb 13, 2:04 PM CST | Wind Advisory | ILX | 43 hr |
| Feb 21, 1:40 PM CST | Wind Advisory | ILX | 28 hr |
| Feb 22, 12:20 PM CST | Tornado Watch | SPC | 5 hr |
| Feb 22, 2:27 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 22, 3:35 PM CST | Severe Thunderstorm Warning | ILX | 55 min |
| Feb 26, 2:24 AM CST | Wind Advisory | ILX | 40 hr |
| Mar 2, 1:22 AM CST | Flood Watch | ILX | 40 hr |
| Mar 2, 3:10 AM CST | Wind Advisory | ILX | 38 hr |
| Mar 2, 8:40 AM CST | River Flood Warning | ILX | 8 days |
| Mar 3, 12:24 PM CST | High Wind Warning | ILX | 7 hr |
| Mar 3, 12:49 PM CST | Areal Flood Advisory | ILX | 3 hr |
| Mar 22, 9:14 AM CDT | River Flood Warning | ILX | 10 days |
| Mar 22, 2:03 PM CDT | Flood Watch | ILX | 58 hr |
| Mar 23, 8:45 AM CDT | Severe Thunderstorm Warning | ILX | 30 min |
| Mar 23, 9:08 AM CDT | Severe Thunderstorm Warning | ILX | 22 min |
| Mar 31, 3:00 AM CDT | Wind Advisory | ILX | 34 hr |
| Mar 31, 2:00 PM CDT | Severe Thunderstorm Warning | ILX | 16 min |
| Mar 31, 6:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Mar 31, 6:59 PM CDT | Tornado Watch | SPC | 7 hr |
| Mar 31, 8:40 PM CDT | Tornado Warning | ILX | 35 min |
| Mar 31, 9:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Mar 31, 9:44 PM CDT | Severe Thunderstorm Warning | ILX | 31 min |
| Apr 4, 1:27 PM CDT | Wind Advisory | ILX | 27 hr |
| Apr 5, 3:57 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Apr 5, 5:19 AM CDT | Mesoscale Discussion | SPC | 86 min |
| Apr 5, 11:09 AM CDT | Special Weather Statement | ILX | 36 min |
| Apr 15, 8:12 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Apr 17, 2:00 AM CDT | Frost Advisory | ILX | 30 hr |
| Apr 20, 5:36 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Apr 22, 3:28 AM CDT | Frost Advisory | ILX | 28 hr |
| Apr 23, 2:46 AM CDT | Frost Advisory | ILX | 11 hr |
| Apr 23, 2:46 AM CDT | Freeze Warning | ILX | 29 hr |
| May 6, 2:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 7, 1:18 PM CDT | Severe Thunderstorm Watch | SPC | 10 hr |
| May 7, 4:15 PM CDT | Severe Thunderstorm Warning | ILX | 33 min |
| May 13, 6:09 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 14, 7:42 PM CDT | Special Weather Statement | ILX | 33 min |
| May 14, 7:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 15, 5:22 AM CDT | River Flood Warning | ILX | 5 days |
| Jun 28, 2:49 AM CDT | Heat Advisory | ILX | 23 hr |
| Jun 29, 2:20 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 3:08 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 29, 7:56 AM CDT | Severe Thunderstorm Warning | ILX | 27 min |
| Jun 29, 10:34 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 29, 12:12 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 12:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 29, 1:03 PM CDT | Severe Thunderstorm Warning | ILX | 42 min |
| Jun 29, 1:30 PM CDT | Severe Thunderstorm Warning | ILX | 45 min |
| Jun 29, 2:12 PM CDT | Severe Thunderstorm Warning | ILX | 37 min |
| Jun 29, 5:35 PM CDT | Severe Thunderstorm Warning | ILX | 40 min |
| Jun 29, 6:24 PM CDT | Severe Thunderstorm Warning | ILX | 36 min |
| Jun 29, 7:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 1, 3:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 1, 3:55 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 6:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 1, 6:06 PM CDT | Severe Thunderstorm Warning | ILX | 39 min |
| Jul 2, 1:05 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 5, 5:44 PM CDT | Special Weather Statement | PAH | 16 min |
| Jul 5, 5:48 PM CDT | Special Weather Statement | ILX | 27 min |
| Jul 8, 7:30 AM CDT | Special Weather Statement | ILX | 45 min |
| Jul 16, 4:00 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 17, 2:41 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 17, 3:31 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 25, 2:21 PM CDT | Heat Advisory | ILX | 37 hr |
| Jul 27, 3:06 AM CDT | Excessive Heat Warning | ILX | 42 hr |
| Jul 27, 3:06 AM CDT | Heat Advisory | ILX | 64 hr |
| Jul 27, 5:08 AM CDT | Special Weather Statement | ILX | 22 min |
| Jul 29, 2:18 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jul 29, 3:46 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 29, 5:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jul 29, 6:27 PM CDT | Severe Thunderstorm Warning | ILX | 33 min |
| Jul 29, 7:01 PM CDT | Special Weather Statement | ILX | 44 min |
| Aug 3, 12:38 AM CDT | Flash Flood Warning | ILX | 6 hr |
| Aug 5, 4:46 PM CDT | Tornado Watch | SPC | 5 hr |
| Aug 6, 3:16 PM CDT | Tornado Watch | SPC | 9 hr |
| Aug 6, 6:01 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 6, 7:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 8:08 PM CDT | Severe Thunderstorm Warning | ILX | 37 min |
| Aug 6, 8:42 PM CDT | Severe Thunderstorm Warning | ILX | 48 min |
| Aug 6, 9:25 PM CDT | Severe Thunderstorm Warning | ILX | 35 min |
| Aug 6, 10:01 PM CDT | Severe Thunderstorm Warning | ILX | 44 min |
| Aug 6, 10:46 PM CDT | Areal Flood Advisory | ILX | 3 hr |
| Aug 7, 9:39 AM CDT | River Flood Warning | ILX | 48 hr |
| Aug 8, 7:44 PM CDT | Areal Flood Advisory | ILX | 106 min |
| Aug 9, 10:42 AM CDT | Flood Watch | ILX | 11 hr |
| Aug 9, 12:18 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 10, 1:11 AM CDT | Dense Fog Advisory | ILX | 8 hr |
| Aug 12, 1:42 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 12, 5:16 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Aug 19, 2:38 AM CDT | Excessive Heat Warning | ILX | 7 days |
| Aug 22, 2:38 AM CDT | Dense Fog Advisory | ILX | 5 hr |
| Aug 25, 3:25 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 25, 6:55 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 25, 10:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 26, 12:53 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 26, 2:02 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Sep 27, 6:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 28, 3:21 AM CDT | Dense Fog Advisory | ILX | 6 hr |
| Oct 27, 4:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Oct 29, 3:04 AM CDT | Freeze Watch | ILX | 23 hr |
| Oct 30, 2:27 AM CDT | Freeze Warning | ILX | 31 hr |
| Nov 7, 5:50 AM CST | Dense Fog Advisory | ILX | 12 min |
| Nov 7, 6:02 AM CST | Dense Fog Advisory | ILX | 116 min |
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 | 18 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 10 |
| Tornado Watch | 4 |
| Mesoscale Discussion | 31 |
| Special Weather Statement | 7 |
| Flooding | |
| Flash Flood Warning | 1 |
| River Flood Warning | 7 |
| Flood Watch | 4 |
| Areal Flood Advisory | 3 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 1 |
| Heat | |
| Excessive Heat Warning | 2 |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 7 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20222024
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. Warning verification from the Mesonet's Cow. Rebuilt daily.