Alert archive / Illinois / Saint Clair County
Weather alerts in Saint Clair County, Illinois, 2010
174 weather alerts in 2010, 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 2010. Tap one for its archive.
- Alerts
- 174
- Warnings
- 60
- Watches
- 41
- Advisories
- 34
- Busiest month
- June34 alerts
- Busiest day
- June 15, 20108 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 5, 3:50 PM CST | Winter Storm Watch | LSX | 12 hr |
| Jan 6, 4:16 AM CST | Winter Weather Advisory | LSX | 37 hr |
| Jan 7, 3:54 PM CST | Wind Chill Advisory | LSX | 43 hr |
| Jan 15, 3:42 PM CST | Dense Fog Advisory | LSX | 20 hr |
| Jan 15, 3:42 PM CST | Freezing Fog Advisory | LSX | 20 hr |
| Jan 16, 2:33 PM CST | Dense Fog Advisory | LSX | 21 hr |
| Jan 17, 2:12 PM CST | Dense Fog Advisory | LSX | 22 hr |
| Jan 18, 3:00 PM CST | Dense Fog Advisory | LSX | 21 hr |
| Jan 20, 3:55 PM CST | Dense Fog Advisory | LSX | 17 hr |
| Feb 4, 4:08 AM CST | Winter Weather Advisory | LSX | 44 hr |
| Feb 6, 4:18 AM CST | Winter Storm Watch | LSX | 36 hr |
| Feb 7, 3:55 PM CST | Winter Weather Advisory | LSX | 45 hr |
| Feb 12, 3:29 PM CST | Winter Weather Advisory | LSX | 63 hr |
| Mar 10, 7:48 PM CST | Tornado Watch | SPC | 6 hr |
| Mar 10, 11:08 PM CST | Mesoscale Discussion | SPC | 97 min |
| Mar 11, 1:21 AM CST | Mesoscale Discussion | SPC | 54 min |
| Mar 12, 11:51 AM CST | River Flood Warning | LSX | 6 days |
| Mar 19, 6:06 AM CDT | River Flood Warning | LSX | 16 hr |
| Mar 24, 10:33 AM CDT | River Flood Warning | LSX | 12 days |
| Mar 30, 2:47 PM CDT | Fire Weather Watch | LSX | 20 hr |
| Apr 4, 8:43 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Apr 4, 11:16 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Apr 5, 1:56 AM CDT | Mesoscale Discussion | SPC | 94 min |
| Apr 5, 12:28 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Apr 5, 2:51 PM CDT | Tornado Watch | SPC | 4 hr |
| Apr 7, 12:54 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Apr 7, 1:24 PM CDT | Tornado Watch | SPC | 8 hr |
| Apr 8, 4:16 AM CDT | Frost Advisory | LSX | 29 hr |
| Apr 17, 3:34 PM CDT | Frost Advisory | LSX | 16 hr |
| Apr 24, 2:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Apr 24, 3:20 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 24, 4:25 PM CDT | Tornado Warning | LSX | 35 min |
| Apr 24, 5:14 PM CDT | Severe Thunderstorm Warning | LSX | 36 min |
| Apr 24, 5:14 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Apr 25, 10:32 PM CDT | River Flood Warning | LSX | 4 days |
| Apr 30, 2:40 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 30, 7:12 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Apr 30, 8:36 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Apr 30, 8:54 PM CDT | Tornado Warning | LSX | 51 min |
| Apr 30, 9:03 PM CDT | Tornado Watch | SPC | 6 hr |
| Apr 30, 9:25 PM CDT | Tornado Warning | LSX | 34 min |
| May 1, 3:54 AM CDT | Flash Flood Watch | LSX | 23 hr |
| May 1, 9:45 PM CDT | Mesoscale Discussion | SPC | 30 min |
| May 1, 10:14 PM CDT | Tornado Watch | SPC | 7 hr |
| May 1, 11:32 PM CDT | Severe Thunderstorm Warning | LSX | 28 min |
| May 3, 12:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| May 3, 1:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 3, 2:22 PM CDT | Severe Thunderstorm Warning | LSX | 38 min |
| May 3, 2:43 PM CDT | Severe Thunderstorm Warning | LSX | 47 min |
| May 3, 2:58 PM CDT | Severe Thunderstorm Warning | LSX | 47 min |
| May 3, 5:12 PM CDT | Mesoscale Discussion | SPC | 93 min |
| May 3, 5:51 PM CDT | Severe Thunderstorm Warning | LSX | 39 min |
| May 8, 4:02 AM CDT | Frost Advisory | LSX | 27 hr |
| May 12, 4:00 AM CDT | Severe Thunderstorm Warning | LSX | 60 min |
| May 12, 4:51 AM CDT | Mesoscale Discussion | SPC | 54 min |
| May 12, 4:59 AM CDT | Flash Flood Warning | LSX | 6 hr |
| May 13, 12:11 PM CDT | River Flood Warning | LSX | 14 days |
| May 13, 5:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| May 16, 10:51 PM CDT | Areal Flood Advisory | LSX | 6 hr |
| May 26, 4:14 PM CDT | Areal Flood Advisory | LSX | 4 hr |
| May 26, 5:13 PM CDT | Areal Flood Advisory | LSX | 4 hr |
| Jun 2, 1:31 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Jun 2, 1:54 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 6, 2:58 PM CDT | Flash Flood Watch | LSX | 61 hr |
| Jun 8, 12:37 PM CDT | Severe Thunderstorm Warning | LSX | 23 min |
| Jun 11, 4:01 AM CDT | Flash Flood Watch | LSX | 12 hr |
| Jun 12, 12:24 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 12, 1:31 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 12, 3:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Jun 13, 11:38 AM CDT | River Flood Warning | LSX | 34 days |
| Jun 13, 11:55 AM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 13, 12:24 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 13, 2:14 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 13, 6:13 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Jun 14, 1:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jun 14, 2:17 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 15, 11:55 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Jun 15, 12:29 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 15, 1:00 PM CDT | Severe Thunderstorm Warning | LSX | 45 min |
| Jun 15, 2:12 PM CDT | Severe Thunderstorm Warning | LSX | 48 min |
| Jun 15, 2:30 PM CDT | Severe Thunderstorm Warning | LSX | 45 min |
| Jun 15, 2:31 PM CDT | Flash Flood Warning | LSX | 6 hr |
| Jun 15, 2:40 PM CDT | Tornado Warning | LSX | 50 min |
| Jun 15, 2:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 18, 4:14 AM CDT | Heat Advisory | LSX | 6 days |
| Jun 18, 6:12 PM CDT | Severe Thunderstorm Warning | LSX | 27 min |
| Jun 19, 2:33 AM CDT | Mesoscale Discussion | SPC | 57 min |
| Jun 19, 2:42 AM CDT | Excessive Heat Warning | LSX | 5 days |
| Jun 19, 1:48 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 21, 12:58 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 21, 4:10 PM CDT | Mesoscale Discussion | SPC | 35 min |
| Jun 25, 1:45 PM CDT | Heat Advisory | LSX | 29 hr |
| Jun 27, 5:04 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 27, 7:17 PM CDT | Severe Thunderstorm Warning | LSX | 43 min |
| Jun 27, 7:26 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jul 8, 4:59 PM CDT | Flash Flood Warning | LSX | 5 hr |
| Jul 12, 3:55 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 13, 2:35 PM CDT | Heat Advisory | LSX | 52 hr |
| Jul 15, 4:48 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Jul 16, 4:06 PM CDT | Heat Advisory | LSX | 38 hr |
| Jul 18, 5:58 AM CDT | Mesoscale Discussion | SPC | 32 min |
| Jul 18, 6:22 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 18, 9:26 AM CDT | Severe Thunderstorm Warning | LSX | 49 min |
| Jul 19, 10:05 AM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 19, 10:38 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 19, 2:00 PM CDT | Severe Thunderstorm Warning | LSX | 30 min |
| Jul 20, 5:08 AM CDT | Flash Flood Watch | LSX | 22 hr |
| Jul 20, 7:36 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 20, 10:59 AM CDT | Mesoscale Discussion | SPC | 61 min |
| Jul 20, 11:13 AM CDT | River Flood Warning | LSX | 15 days |
| Jul 21, 3:39 PM CDT | Heat Advisory | LSX | 3 days |
| Jul 21, 5:58 PM CDT | Areal Flood Advisory | LSX | 3 hr |
| Jul 21, 6:23 PM CDT | Flash Flood Warning | LSX | 4 hr |
| Jul 23, 3:57 AM CDT | Excessive Heat Warning | LSX | 40 hr |
| Jul 24, 9:24 PM CDT | Severe Thunderstorm Warning | LSX | 36 min |
| Jul 27, 3:50 PM CDT | Heat Advisory | LSX | 28 hr |
| Jul 30, 5:01 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Aug 1, 3:13 PM CDT | Heat Advisory | LSX | 3 days |
| Aug 3, 4:43 AM CDT | Excessive Heat Warning | LSX | 39 hr |
| Aug 6, 2:56 PM CDT | Excessive Heat Watch | LSX | 49 hr |
| Aug 8, 3:55 AM CDT | Excessive Heat Warning | LSX | 7 days |
| Aug 12, 12:49 PM CDT | Severe Thunderstorm Warning | LSX | 18 min |
| Aug 12, 1:21 PM CDT | Severe Thunderstorm Warning | LSX | 39 min |
| Aug 12, 1:34 PM CDT | Severe Thunderstorm Warning | LSX | 41 min |
| Aug 12, 1:41 PM CDT | Severe Thunderstorm Warning | LSX | 49 min |
| Aug 12, 1:57 PM CDT | Severe Thunderstorm Warning | LSX | 48 min |
| Aug 12, 2:06 PM CDT | Severe Thunderstorm Warning | LSX | 39 min |
| Aug 12, 3:16 PM CDT | Flash Flood Warning | LSX | 6 hr |
| Aug 14, 3:39 AM CDT | Areal Flood Advisory | LSX | 6 hr |
| Sep 2, 4:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Sep 2, 4:43 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 2, 7:12 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 2, 8:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Sep 5, 3:26 PM CDT | Fire Weather Watch | LSX | 18 hr |
| Sep 6, 9:02 AM CDT | Red Flag Warning | LSX | 10 hr |
| Sep 8, 3:48 PM CDT | Flash Flood Watch | LSX | 27 hr |
| Sep 18, 11:14 PM CDT | Severe Thunderstorm Warning | LSX | 31 min |
| Sep 18, 11:43 PM CDT | Severe Thunderstorm Warning | LSX | 23 min |
| Oct 4, 4:16 AM CDT | Frost Advisory | LSX | 28 hr |
| Oct 12, 5:00 PM CDT | Severe Thunderstorm Warning | LSX | 45 min |
| Oct 24, 3:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 24, 8:44 PM CDT | Severe Thunderstorm Warning | LSX | 46 min |
| Oct 25, 9:36 PM CDT | Mesoscale Discussion | SPC | 24 min |
| Oct 25, 10:03 PM CDT | Tornado Watch | SPC | 9 hr |
| Oct 26, 4:09 AM CDT | Severe Thunderstorm Warning | LSX | 66 min |
| Oct 26, 4:44 AM CDT | Tornado Warning | LSX | 23 min |
| Oct 26, 7:30 PM CDT | Fire Weather Watch | LSX | 9 hr |
| Oct 27, 4:47 AM CDT | Red Flag Warning | LSX | 12 hr |
| Oct 27, 3:53 PM CDT | Freeze Watch | LSX | 12 hr |
| Oct 28, 3:47 AM CDT | Freeze Warning | LSX | 29 hr |
| Oct 29, 2:43 AM CDT | Fire Weather Watch | LSX | 13 hr |
| Oct 29, 3:58 PM CDT | Red Flag Warning | LSX | 26 hr |
| Nov 6, 3:47 PM CDT | Fire Weather Watch | LSX | 25 hr |
| Nov 7, 3:57 PM CST | Red Flag Warning | LSX | 26 hr |
| Nov 22, 4:50 PM CST | Tornado Watch | SPC | 7 hr |
| Nov 22, 7:10 PM CST | Severe Thunderstorm Warning | LSX | 40 min |
| Nov 22, 7:31 PM CST | Mesoscale Discussion | SPC | 89 min |
| Nov 24, 3:48 PM CST | Flash Flood Watch | LSX | 12 hr |
| Nov 24, 11:03 PM CST | Tornado Warning | LSX | 42 min |
| Nov 24, 11:46 PM CST | Tornado Warning | LSX | 44 min |
| Nov 25, 3:31 AM CST | Areal Flood Advisory | LSX | 6 hr |
| Dec 11, 4:15 AM CST | Winter Weather Advisory | LSX | 32 hr |
| Dec 11, 4:09 PM CST | Wind Advisory | LSX | 29 hr |
| Dec 12, 4:19 AM CST | Wind Chill Advisory | LSX | 30 hr |
| Dec 12, 4:19 AM CST | Winter Weather Advisory | LSX | 17 hr |
| Dec 15, 4:00 AM CST | Winter Weather Advisory | LSX | 32 hr |
| Dec 23, 12:07 PM CST | Winter Weather Advisory | LSX | 40 hr |
| Dec 31, 2:25 AM CST | Severe Thunderstorm Watch | SPC | 2 hr |
| Dec 31, 4:05 AM CST | Mesoscale Discussion | SPC | 115 min |
| Dec 31, 7:29 AM CST | Tornado Watch | SPC | 8 hr |
| Dec 31, 11:22 AM CST | Tornado Warning | LSX | 53 min |
| Dec 31, 11:59 AM CST | Tornado Warning | LSX | 61 min |
| Dec 31, 12:57 PM CST | Tornado Warning | LSX | 48 min |
| Dec 31, 1:44 PM CST | Tornado Warning | LSX | 61 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 | 28 |
| Tornado Warning | 11 |
| Severe Thunderstorm Watch | 16 |
| Tornado Watch | 10 |
| Mesoscale Discussion | 39 |
| Flooding | |
| Flash Flood Warning | 5 |
| River Flood Warning | 7 |
| Flash Flood Watch | 6 |
| Areal Flood Advisory | 6 |
| Winter | |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 8 |
| Heat | |
| Excessive Heat Warning | 4 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 7 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Frost Advisory | 4 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
| Freezing Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20092011
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.