Alert archive / Illinois / Sangamon County
Weather alerts in Sangamon County, Illinois, 2018
103 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Sangamon County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 103
- Warnings
- 21
- Watches
- 13
- Advisories
- 35
- Busiest month
- June26 alerts
- Busiest day
- June 11, 20188 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, 2:56 PM CST | Wind Chill Advisory | ILX | 45 hr |
| Jan 6, 3:14 AM CST | Winter Weather Advisory | ILX | 48 hr |
| Jan 8, 9:31 PM CST | Dense Fog Advisory | ILX | 14 hr |
| Jan 9, 7:17 PM CST | Dense Fog Advisory | ILX | 17 hr |
| Jan 11, 3:13 AM CST | Winter Weather Advisory | ILX | 37 hr |
| Jan 14, 3:15 PM CST | Wind Chill Advisory | ILX | 45 hr |
| Jan 14, 3:15 PM CST | Winter Weather Advisory | ILX | 24 hr |
| Jan 22, 1:27 PM CST | Severe Thunderstorm Warning | ILX | 48 min |
| Jan 22, 1:29 PM CST | Severe Thunderstorm Warning | ILX | 46 min |
| Feb 10, 3:46 PM CST | Winter Weather Advisory | ILX | 17 hr |
| Feb 14, 7:45 PM CST | Dense Fog Advisory | ILX | 22 hr |
| Feb 20, 3:25 AM CST | Flood Watch | ILX | 27 hr |
| Feb 20, 3:09 PM CST | Winter Weather Advisory | ILX | 15 hr |
| Feb 20, 9:18 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 21, 3:41 PM CST | Winter Weather Advisory | ILX | 18 hr |
| Feb 28, 11:05 PM CST | Dense Fog Advisory | ILX | 5 hr |
| Mar 18, 2:16 AM CDT | Dense Fog Advisory | ILX | 8 hr |
| Mar 31, 3:05 PM CDT | Winter Weather Advisory | ILX | 32 hr |
| Apr 2, 2:11 AM CDT | Dense Fog Advisory | ILX | 7 hr |
| Apr 28, 3:00 AM CDT | Frost Advisory | ILX | 28 hr |
| May 2, 10:51 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 3, 3:24 AM CDT | Special Weather Statement | ILX | 51 min |
| May 9, 6:24 PM CDT | Special Weather Statement | ILX | 36 min |
| May 14, 2:37 PM CDT | Mesoscale Discussion | SPC | 53 min |
| May 14, 2:54 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 14, 6:36 PM CDT | Mesoscale Discussion | SPC | 84 min |
| May 15, 3:12 PM CDT | Special Weather Statement | ILX | 48 min |
| May 27, 2:39 PM CDT | Severe Thunderstorm Warning | ILX | 37 min |
| May 27, 3:47 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jun 9, 12:41 PM CDT | Severe Thunderstorm Warning | ILX | 34 min |
| Jun 10, 10:04 AM CDT | Mesoscale Discussion | SPC | 116 min |
| Jun 10, 12:17 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jun 10, 12:46 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 10, 2:26 PM CDT | Severe Thunderstorm Warning | ILX | 37 min |
| Jun 10, 2:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 10, 7:01 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Jun 10, 7:30 PM CDT | Flash Flood Watch | ILX | 14 hr |
| Jun 11, 12:53 AM CDT | Special Weather Statement | ILX | 52 min |
| Jun 11, 2:17 AM CDT | Areal Flood Advisory | ILX | 6 hr |
| Jun 11, 2:35 AM CDT | Flash Flood Warning | ILX | 5 hr |
| Jun 11, 4:05 AM CDT | Special Weather Statement | ILX | 55 min |
| Jun 11, 2:57 PM CDT | Flash Flood Watch | ILX | 21 hr |
| Jun 11, 4:53 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 14, 3:09 PM CDT | Special Weather Statement | ILX | 51 min |
| Jun 15, 3:36 AM CDT | Heat Advisory | ILX | 4 days |
| Jun 19, 12:37 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 21, 7:07 PM CDT | Special Weather Statement | ILX | 38 min |
| Jun 22, 10:49 AM CDT | Special Weather Statement | ILX | 6 hr |
| Jun 22, 1:32 PM CDT | Special Weather Statement | ILX | 4 hr |
| Jun 27, 2:55 PM CDT | Heat Advisory | ILX | 24 hr |
| Jun 28, 1:04 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 28, 2:52 PM CDT | Excessive Heat Warning | ILX | 3 days |
| Jun 28, 3:34 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jun 28, 4:18 PM CDT | Severe Thunderstorm Warning | ILX | 42 min |
| Jun 28, 4:44 PM CDT | Severe Thunderstorm Warning | ILX | 46 min |
| Jul 1, 12:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 1, 12:58 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 1, 3:37 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jul 3, 3:05 AM CDT | Heat Advisory | ILX | 64 hr |
| Jul 14, 3:09 AM CDT | Heat Advisory | ILX | 13 hr |
| Jul 14, 4:25 PM CDT | Severe Thunderstorm Warning | ILX | 50 min |
| Jul 14, 4:40 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 14, 4:41 PM CDT | Severe Thunderstorm Warning | ILX | 44 min |
| Jul 19, 6:26 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jul 19, 6:49 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 19, 9:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jul 19, 10:16 PM CDT | Special Weather Statement | ILX | 59 min |
| Jul 30, 5:39 AM CDT | Areal Flood Advisory | ILX | 5 hr |
| Jul 31, 1:15 PM CDT | Special Weather Statement | ILX | 4 hr |
| Aug 1, 3:34 AM CDT | Dense Fog Advisory | ILX | 5 hr |
| Aug 7, 1:04 AM CDT | Mesoscale Discussion | SPC | 56 min |
| Aug 7, 3:03 AM CDT | Severe Thunderstorm Warning | ILX | 42 min |
| Aug 16, 9:10 PM CDT | Severe Thunderstorm Warning | ILX | 50 min |
| Aug 16, 9:57 PM CDT | Special Weather Statement | ILX | 33 min |
| Aug 16, 10:25 PM CDT | Severe Thunderstorm Warning | ILX | 50 min |
| Aug 16, 11:09 PM CDT | Severe Thunderstorm Warning | ILX | 51 min |
| Aug 16, 11:45 PM CDT | Areal Flood Advisory | ILX | 3 hr |
| Aug 17, 12:10 AM CDT | Flash Flood Warning | ILX | 77 min |
| Aug 17, 12:30 PM CDT | Special Weather Statement | ILX | 6 hr |
| Aug 26, 4:09 AM CDT | Heat Advisory | ILX | 63 hr |
| Sep 6, 3:21 PM CDT | Flash Flood Watch | ILX | 51 hr |
| Sep 7, 12:12 PM CDT | Flash Flood Warning | ILX | 6 hr |
| Sep 7, 3:14 PM CDT | Flash Flood Warning | ILX | 6 hr |
| Oct 7, 3:32 PM CDT | Special Weather Statement | ILX | 28 min |
| Oct 7, 4:11 PM CDT | Special Weather Statement | ILX | 64 min |
| Oct 7, 5:11 PM CDT | Severe Thunderstorm Warning | ILX | 34 min |
| Oct 7, 7:28 PM CDT | Areal Flood Advisory | ILX | 4 hr |
| Oct 15, 3:20 AM CDT | Freeze Watch | ILX | 12 hr |
| Oct 15, 2:54 PM CDT | Freeze Warning | ILX | 17 hr |
| Oct 20, 9:36 AM CDT | Wind Advisory | ILX | 8 hr |
| Oct 27, 4:17 PM CDT | Wind Advisory | ILX | 26 hr |
| Nov 3, 3:39 AM CDT | Dense Fog Advisory | ILX | 6 hr |
| Nov 9, 12:49 PM CST | Winter Weather Advisory | ILX | 8 hr |
| Nov 14, 3:55 AM CST | Winter Weather Advisory | ILX | 35 hr |
| Nov 24, 3:54 AM CST | Winter Weather Advisory | ILX | 50 hr |
| Dec 1, 1:48 PM CST | Mesoscale Discussion | SPC | 117 min |
| Dec 1, 2:16 PM CST | Tornado Watch | SPC | 7 hr |
| Dec 1, 5:15 PM CST | Severe Thunderstorm Warning | ILX | 45 min |
| Dec 1, 5:17 PM CST | Mesoscale Discussion | SPC | 88 min |
| Dec 14, 1:43 PM CST | Dense Fog Advisory | ILX | 13 hr |
| Dec 27, 12:14 PM CST | Wind Advisory | ILX | 5 hr |
| Dec 31, 7:42 AM CST | Areal Flood Advisory | ILX | 6 hr |
| Dec 31, 10:16 AM CST | Flash Flood Watch | ILX | 43 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 | 15 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 19 |
| Special Weather Statement | 15 |
| Flooding | |
| Flash Flood Warning | 4 |
| Flash Flood Watch | 4 |
| Flood Watch | 1 |
| Areal Flood Advisory | 5 |
| Winter | |
| Winter Weather Advisory | 10 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 5 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 3 |
| 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 archive20172019
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.