Alert archive / Illinois / Saint Clair County
Weather alerts in Saint Clair County, Illinois, 2015
140 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Saint Clair County and its neighbors
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Alerts
- 140
- Warnings
- 41
- Watches
- 28
- Advisories
- 36
- Busiest month
- June27 alerts
- Busiest day
- April 8, 20156 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 6, 4:16 AM CST | Wind Chill Advisory | LSX | 53 hr |
| Jan 10, 3:10 PM CST | Winter Weather Advisory | LSX | 42 hr |
| Jan 11, 10:31 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 15, 2:50 AM CST | Winter Storm Warning | LSX | 37 hr |
| Feb 19, 3:58 PM CST | Winter Weather Advisory | LSX | 42 hr |
| Feb 20, 3:22 PM CST | Winter Storm Warning | LSX | 21 hr |
| Feb 20, 6:37 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 22, 3:36 AM CST | Wind Chill Advisory | LSX | 29 hr |
| Feb 27, 4:12 PM CST | Winter Weather Advisory | LSX | 47 hr |
| Feb 28, 4:15 AM CST | Winter Storm Warning | LSX | 35 hr |
| Mar 2, 3:58 PM CST | Winter Weather Advisory | LSX | 16 hr |
| Mar 3, 4:12 PM CST | Winter Weather Advisory | LSX | 26 hr |
| Mar 10, 9:40 PM CDT | Dense Fog Advisory | LSX | 13 hr |
| Mar 11, 3:50 PM CDT | Flood Watch | LSX | 60 hr |
| Mar 12, 5:25 AM CDT | Dense Fog Advisory | LSX | 4 hr |
| Mar 24, 3:32 PM CDT | Flash Flood Watch | LSX | 35 hr |
| Apr 2, 2:46 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Apr 2, 10:41 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Apr 2, 11:02 PM CDT | Severe Thunderstorm Warning | LSX | 43 min |
| Apr 2, 11:44 PM CDT | Severe Thunderstorm Warning | LSX | 36 min |
| Apr 7, 8:17 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Apr 7, 8:34 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Apr 7, 10:03 AM CDT | Severe Thunderstorm Warning | LSX | 42 min |
| Apr 7, 10:43 AM CDT | Areal Flood Advisory | LSX | 4 hr |
| Apr 8, 12:01 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Apr 8, 12:50 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Apr 8, 1:05 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 8, 2:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Apr 8, 3:24 PM CDT | Flash Flood Watch | LSX | 31 hr |
| Apr 8, 3:42 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Apr 9, 6:10 AM CDT | Areal Flood Advisory | LSX | 4 hr |
| Apr 9, 3:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Apr 9, 4:40 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 9, 8:01 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Apr 22, 3:27 PM CDT | Frost Advisory | LSX | 17 hr |
| Apr 25, 12:22 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 25, 12:55 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 25, 3:25 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 10, 3:52 PM CDT | Mesoscale Discussion | SPC | 68 min |
| May 10, 4:02 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 10, 5:44 PM CDT | Severe Thunderstorm Warning | LSX | 31 min |
| May 10, 6:30 PM CDT | Mesoscale Discussion | SPC | 90 min |
| May 11, 8:58 AM CDT | Areal Flood Warning | LSX | 6 hr |
| May 15, 2:13 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 24, 4:14 PM CDT | Tornado Watch | SPC | 8 hr |
| May 24, 6:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| May 24, 8:41 PM CDT | Mesoscale Discussion | SPC | 64 min |
| May 24, 8:52 PM CDT | Tornado Warning | LSX | 23 min |
| May 24, 9:27 PM CDT | Severe Thunderstorm Warning | LSX | 48 min |
| May 27, 3:53 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 29, 4:46 PM CDT | Areal Flood Advisory | LSX | 4 hr |
| May 29, 8:55 PM CDT | Flash Flood Watch | LSX | 22 hr |
| May 30, 2:31 PM CDT | Areal Flood Advisory | LSX | 6 hr |
| Jun 9, 10:49 PM CDT | River Flood Warning | LSX | 44 hr |
| Jun 14, 11:43 AM CDT | River Flood Warning | LSX | 41 days |
| Jun 16, 3:42 AM CDT | Flash Flood Watch | LSX | 4 days |
| Jun 16, 3:12 PM CDT | Areal Flood Advisory | LSX | 6 hr |
| Jun 16, 9:07 PM CDT | Areal Flood Advisory | LSX | 6 hr |
| Jun 17, 2:57 AM CDT | Areal Flood Advisory | LSX | 7 hr |
| Jun 17, 10:09 AM CDT | Areal Flood Advisory | LSX | 6 hr |
| Jun 19, 7:36 AM CDT | Areal Flood Advisory | LSX | 6 hr |
| Jun 19, 9:07 AM CDT | Flash Flood Warning | LSX | 6 hr |
| Jun 19, 10:34 AM CDT | Flash Flood Warning | LSX | 6 hr |
| Jun 19, 4:37 PM CDT | Areal Flood Warning | LSX | 12 hr |
| Jun 21, 3:46 AM CDT | Heat Advisory | LSX | 39 hr |
| Jun 21, 3:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 25, 4:06 AM CDT | Flash Flood Watch | LSX | 39 hr |
| Jun 25, 3:55 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 25, 4:53 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 25, 5:51 PM CDT | Severe Thunderstorm Warning | LSX | 54 min |
| Jun 25, 7:05 PM CDT | Severe Thunderstorm Warning | LSX | 55 min |
| Jun 25, 7:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 25, 7:41 PM CDT | Severe Thunderstorm Warning | LSX | 19 min |
| Jun 25, 10:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 28, 1:36 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 28, 3:03 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 28, 5:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jun 28, 8:48 PM CDT | Severe Thunderstorm Warning | LSX | 42 min |
| Jun 28, 9:31 PM CDT | Severe Thunderstorm Warning | LSX | 44 min |
| Jun 28, 9:39 PM CDT | Mesoscale Discussion | SPC | 66 min |
| Jul 1, 7:35 PM CDT | Areal Flood Advisory | LSX | 4 hr |
| Jul 1, 7:38 PM CDT | Severe Thunderstorm Warning | LSX | 37 min |
| Jul 1, 8:05 PM CDT | Severe Thunderstorm Warning | LSX | 40 min |
| Jul 1, 8:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jul 6, 3:55 AM CDT | Flash Flood Watch | LSX | 68 hr |
| Jul 8, 3:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jul 8, 6:05 PM CDT | Tornado Watch | SPC | 7 hr |
| Jul 9, 3:35 AM CDT | Flash Flood Watch | LSX | 27 hr |
| Jul 11, 3:30 PM CDT | Heat Advisory | LSX | 3 days |
| Jul 11, 8:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 11, 9:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jul 13, 4:33 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Jul 13, 6:20 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 16, 3:46 PM CDT | Heat Advisory | LSX | 3 days |
| Jul 18, 11:19 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 19, 4:03 PM CDT | Flash Flood Watch | LSX | 20 hr |
| Jul 20, 9:43 AM CDT | Severe Thunderstorm Warning | LSX | 47 min |
| Jul 26, 3:55 PM CDT | Heat Advisory | LSX | 53 hr |
| Jul 27, 3:13 PM CDT | Special Weather Statement | LSX | 47 min |
| Jul 27, 3:40 PM CDT | Excessive Heat Warning | LSX | 48 hr |
| Jul 27, 3:46 PM CDT | Areal Flood Advisory | LSX | 3 hr |
| Jul 27, 4:10 PM CDT | Severe Thunderstorm Warning | LSX | 19 min |
| Jul 27, 4:42 PM CDT | Flash Flood Warning | LSX | 3 hr |
| Aug 4, 2:44 PM CDT | Flash Flood Watch | LSX | 25 hr |
| Aug 5, 9:36 PM CDT | Areal Flood Advisory | LSX | 6 hr |
| Aug 5, 10:36 PM CDT | Flash Flood Warning | LSX | 8 hr |
| Aug 9, 3:55 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 9, 7:35 PM CDT | Severe Thunderstorm Warning | LSX | 55 min |
| Aug 9, 8:23 PM CDT | Severe Thunderstorm Warning | LSX | 52 min |
| Aug 9, 8:29 PM CDT | Severe Thunderstorm Warning | LSX | 46 min |
| Aug 9, 8:35 PM CDT | Severe Thunderstorm Warning | LSX | 40 min |
| Aug 9, 9:02 PM CDT | Flash Flood Warning | LSX | 8 hr |
| Aug 18, 1:15 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 18, 3:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 18, 6:35 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Oct 16, 2:36 AM CDT | Frost Advisory | LSX | 29 hr |
| Oct 17, 2:52 AM CDT | Frost Advisory | LSX | 29 hr |
| Nov 1, 3:48 AM CST | Dense Fog Advisory | LSX | 4 hr |
| Nov 1, 11:07 PM CST | Dense Fog Advisory | LSX | 11 hr |
| Nov 2, 8:43 PM CST | Dense Fog Advisory | LSX | 13 hr |
| Nov 3, 7:16 PM CST | Dense Fog Advisory | LSX | 15 hr |
| Nov 10, 6:56 PM CST | Wind Advisory | LSX | 35 hr |
| Nov 16, 4:13 AM CST | Flash Flood Watch | LSX | 48 hr |
| Nov 25, 3:24 AM CST | Flood Watch | LSX | 3 days |
| Dec 4, 7:12 PM CST | Dense Fog Advisory | LSX | 15 hr |
| Dec 11, 3:55 AM CST | Dense Fog Advisory | LSX | 7 hr |
| Dec 15, 12:50 PM CST | River Flood Warning | LSX | 9 days |
| Dec 23, 6:13 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 23, 10:37 AM CST | Severe Thunderstorm Warning | LSX | 38 min |
| Dec 23, 1:55 PM CST | Tornado Watch | SPC | 4 hr |
| Dec 23, 3:24 PM CST | Mesoscale Discussion | SPC | 96 min |
| Dec 24, 10:11 PM CST | River Flood Warning | LSX | 13 days |
| Dec 25, 2:17 AM CST | Flash Flood Watch | LSX | 4 days |
| Dec 26, 2:41 PM CST | Flash Flood Warning | LSX | 13 hr |
| Dec 27, 3:17 AM CST | Areal Flood Warning | LSX | 12 hr |
| Dec 27, 3:05 PM CST | Areal Flood Warning | LSX | 24 hr |
| Dec 27, 3:55 PM CST | Wind Advisory | LSX | 23 hr |
| Dec 28, 7:57 AM CST | Flash Flood Warning | LSX | 6 hr |
| Dec 28, 1:14 PM CST | Areal Flood Warning | LSX | 24 hr |
| Dec 29, 12:29 PM CST | Areal Flood Warning | LSX | 24 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 | 19 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 9 |
| Tornado Watch | 6 |
| Mesoscale Discussion | 34 |
| Special Weather Statement | 1 |
| Flooding | |
| Areal Flood Warning | 6 |
| Flash Flood Warning | 7 |
| River Flood Warning | 4 |
| Flash Flood Watch | 11 |
| Flood Watch | 2 |
| Areal Flood Advisory | 12 |
| Winter | |
| Winter Storm Warning | 3 |
| Winter Weather Advisory | 5 |
| Heat | |
| Excessive Heat Warning | 1 |
| Heat Advisory | 4 |
| Cold | |
| Frost Advisory | 3 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 2 |
| 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 archive20142016
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.