Alert archive / Illinois / Henderson County
Weather alerts in Henderson County, Illinois, 2009
139 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Henderson County and its neighbors
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Alerts
- 139
- Warnings
- 39
- Watches
- 26
- Advisories
- 27
- Busiest month
- June38 alerts
- Busiest day
- June 19, 20097 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 3, 3:46 PM CST | Dense Fog Advisory | DVN | 10 hr |
| Jan 12, 3:24 AM CST | Winter Weather Advisory | DVN | 23 hr |
| Jan 13, 3:15 AM CST | Winter Weather Advisory | DVN | 36 hr |
| Jan 13, 6:12 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 13, 11:38 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 14, 3:45 AM CST | Wind Chill Warning | DVN | 56 hr |
| Jan 14, 3:45 AM CST | Wind Chill Advisory | DVN | 11 hr |
| Jan 17, 4:48 PM CST | Winter Weather Advisory | DVN | 7 hr |
| Feb 2, 3:16 PM CST | Wind Chill Advisory | DVN | 19 hr |
| Feb 11, 1:14 PM CST | Areal Flood Warning | DVN | 78 days |
| Feb 20, 4:17 AM CST | Winter Weather Advisory | DVN | 35 hr |
| Feb 26, 9:26 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 26, 10:09 AM CST | Dense Fog Advisory | DVN | 4 hr |
| Mar 6, 11:21 AM CST | Flash Flood Watch | DVN | 51 hr |
| Mar 7, 2:40 AM CST | Severe Thunderstorm Warning | DVN | 17 min |
| Mar 8, 5:38 AM CDT | Areal Flood Warning | DVN | 15 hr |
| Mar 8, 9:32 PM CDT | River Flood Warning | DVN | 5 days |
| Mar 8, 9:32 PM CDT | River Flood Warning | DVN | 6 days |
| Mar 8, 9:32 PM CDT | River Flood Warning | DVN | 7 days |
| Mar 9, 4:19 AM CDT | Flash Flood Watch | DVN | 32 hr |
| Mar 9, 11:44 AM CDT | River Flood Warning | DVN | 4 days |
| Mar 9, 11:45 PM CDT | Areal Flood Warning | DVN | 12 hr |
| Mar 10, 4:22 AM CDT | Wind Advisory | DVN | 27 hr |
| Mar 10, 9:25 AM CDT | Dense Fog Advisory | DVN | 4 hr |
| Mar 23, 3:39 PM CDT | Wind Advisory | DVN | 4 hr |
| Mar 27, 11:32 AM CDT | Winter Storm Watch | DVN | 16 hr |
| Mar 28, 3:33 AM CDT | Winter Storm Warning | DVN | 24 hr |
| Mar 29, 3:35 AM CDT | Winter Weather Advisory | DVN | 5 hr |
| Apr 23, 4:51 PM CDT | Special Weather Statement | DVN | 54 min |
| Apr 23, 11:42 PM CDT | Dense Fog Advisory | DVN | 8 hr |
| Apr 25, 5:32 PM CDT | Mesoscale Discussion | SPC | 73 min |
| Apr 25, 9:23 PM CDT | Mesoscale Discussion | SPC | 67 min |
| Apr 25, 9:45 PM CDT | Special Weather Statement | DVN | 90 min |
| Apr 29, 3:35 PM CDT | Flash Flood Watch | DVN | 19 hr |
| Apr 30, 4:40 AM CDT | Special Weather Statement | DVN | 110 min |
| Apr 30, 10:29 AM CDT | River Flood Warning | DVN | 4 days |
| Apr 30, 10:29 AM CDT | River Flood Warning | DVN | 6 days |
| May 8, 5:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| May 8, 6:10 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 8, 7:57 PM CDT | Severe Thunderstorm Warning | DVN | 63 min |
| May 8, 8:07 PM CDT | Tornado Warning | DVN | 38 min |
| May 8, 8:35 PM CDT | Mesoscale Discussion | SPC | 85 min |
| May 13, 9:27 AM CDT | Mesoscale Discussion | SPC | 63 min |
| May 13, 2:39 PM CDT | Tornado Watch | SPC | 7 hr |
| May 13, 5:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| May 13, 7:05 PM CDT | Mesoscale Discussion | SPC | 85 min |
| May 13, 7:51 PM CDT | Special Weather Statement | DVN | 54 min |
| May 13, 8:35 PM CDT | Mesoscale Discussion | SPC | 85 min |
| May 14, 3:19 PM CDT | Flash Flood Watch | DVN | 31 hr |
| May 15, 5:43 AM CDT | Flash Flood Warning | DVN | 6 hr |
| May 15, 9:40 AM CDT | Flash Flood Warning | DVN | 6 hr |
| May 15, 3:32 PM CDT | Areal Flood Warning | DVN | 16 hr |
| May 15, 3:57 PM CDT | River Flood Warning | DVN | 66 hr |
| May 16, 10:20 AM CDT | River Flood Warning | DVN | 11 hr |
| Jun 1, 2:37 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 1, 4:30 PM CDT | Severe Thunderstorm Warning | DVN | 60 min |
| Jun 1, 5:23 PM CDT | Severe Thunderstorm Warning | DVN | 52 min |
| Jun 2, 2:29 PM CDT | Special Weather Statement | DVN | 2 hr |
| Jun 7, 11:09 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 8, 3:25 AM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 16, 4:52 PM CDT | Special Weather Statement | DVN | 53 min |
| Jun 16, 5:52 PM CDT | Special Weather Statement | DVN | 68 min |
| Jun 17, 11:53 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 18, 1:01 AM CDT | Mesoscale Discussion | SPC | 89 min |
| Jun 18, 3:20 AM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 18, 9:42 AM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 18, 10:11 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 18, 1:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 19, 7:14 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 19, 1:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 19, 2:24 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 19, 4:00 PM CDT | Tornado Warning | DVN | 45 min |
| Jun 19, 4:37 PM CDT | Tornado Warning | DVN | 17 min |
| Jun 19, 5:03 PM CDT | Severe Thunderstorm Warning | DVN | 72 min |
| Jun 19, 5:37 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 22, 12:35 AM CDT | Special Weather Statement | DVN | 55 min |
| Jun 22, 12:07 PM CDT | Heat Advisory | DVN | 7 hr |
| Jun 22, 3:25 PM CDT | Heat Advisory | DVN | 29 hr |
| Jun 23, 5:32 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Jun 23, 5:52 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 23, 6:48 PM CDT | Severe Thunderstorm Warning | DVN | 72 min |
| Jun 24, 3:57 AM CDT | Heat Advisory | DVN | 11 hr |
| Jun 25, 10:40 AM CDT | Heat Advisory | DVN | 9 hr |
| Jun 25, 12:14 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 25, 12:48 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 25, 2:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Jun 25, 5:36 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 27, 1:19 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jun 27, 2:41 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 27, 4:39 PM CDT | Severe Thunderstorm Warning | DVN | 66 min |
| Jun 27, 6:15 PM CDT | Severe Thunderstorm Warning | DVN | 60 min |
| Jun 27, 6:22 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jul 4, 7:48 AM CDT | Special Weather Statement | DVN | 117 min |
| Jul 15, 12:50 AM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 15, 1:18 AM CDT | Special Weather Statement | DVN | 3 hr |
| Jul 15, 2:15 AM CDT | Flash Flood Warning | DVN | 5 hr |
| Jul 24, 3:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jul 24, 7:20 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jul 24, 9:22 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jul 24, 9:51 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 4, 6:48 AM CDT | Severe Thunderstorm Warning | DVN | 57 min |
| Aug 4, 7:11 AM CDT | Mesoscale Discussion | SPC | 94 min |
| Aug 4, 7:26 AM CDT | Severe Thunderstorm Warning | DVN | 64 min |
| Aug 8, 2:43 AM CDT | Heat Advisory | DVN | 40 hr |
| Aug 9, 5:52 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 9, 8:30 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Aug 9, 8:31 PM CDT | Severe Thunderstorm Warning | DVN | 44 min |
| Aug 9, 8:53 PM CDT | Severe Thunderstorm Warning | DVN | 52 min |
| Aug 9, 8:54 PM CDT | Flash Flood Warning | DVN | 3 hr |
| Aug 17, 1:22 AM CDT | Mesoscale Discussion | SPC | 83 min |
| Aug 17, 3:49 AM CDT | Flash Flood Watch | DVN | 11 hr |
| Aug 19, 11:51 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Aug 19, 12:49 PM CDT | Tornado Watch | SPC | 6 hr |
| Aug 26, 9:10 AM CDT | Flash Flood Watch | DVN | 42 hr |
| Aug 27, 9:34 PM CDT | Flash Flood Warning | DVN | 2 hr |
| Aug 27, 11:39 PM CDT | Areal Flood Warning | DVN | 12 hr |
| Sep 6, 11:22 PM CDT | Dense Fog Advisory | DVN | 10 hr |
| Sep 9, 9:22 PM CDT | Dense Fog Advisory | DVN | 13 hr |
| Sep 10, 3:10 PM CDT | Dense Fog Advisory | DVN | 18 hr |
| Sep 27, 5:32 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Oct 9, 4:02 AM CDT | Frost Advisory | DVN | 17 hr |
| Oct 9, 4:02 AM CDT | Freeze Watch | DVN | 18 hr |
| Oct 9, 4:02 AM CDT | Freeze Warning | DVN | 29 hr |
| Oct 29, 2:46 PM CDT | Flash Flood Watch | DVN | 13 hr |
| Oct 29, 9:33 PM CDT | Flash Flood Warning | DVN | 8 hr |
| Nov 2, 10:22 AM CST | River Flood Warning | DVN | 43 hr |
| Nov 16, 4:01 AM CST | Flood Watch | DVN | 33 hr |
| Nov 20, 9:28 PM CST | Dense Fog Advisory | DVN | 13 hr |
| Dec 6, 3:14 PM CST | Winter Storm Watch | DVN | 25 hr |
| Dec 7, 3:45 PM CST | Winter Storm Warning | DVN | 50 hr |
| Dec 8, 11:22 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Dec 8, 2:31 PM CST | Special Weather Statement | DVN | 3 hr |
| Dec 8, 3:53 PM CST | Special Weather Statement | DVN | 2 hr |
| Dec 9, 10:22 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Dec 9, 3:41 PM CST | Winter Weather Advisory | DVN | 12 hr |
| Dec 10, 3:16 AM CST | Wind Chill Advisory | DVN | 9 hr |
| Dec 14, 3:32 AM CST | Dense Fog Advisory | DVN | 8 hr |
| Dec 22, 3:47 PM CST | Flood Watch | DVN | 62 hr |
| Dec 27, 2:30 AM CST | Winter Weather Advisory | DVN | 12 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 | 12 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 12 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 35 |
| Special Weather Statement | 12 |
| Flooding | |
| Areal Flood Warning | 5 |
| Flash Flood Warning | 6 |
| River Flood Warning | 9 |
| Flash Flood Watch | 7 |
| Flood Watch | 2 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 7 |
| Heat | |
| Heat Advisory | 5 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Warning | 1 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| Wind Advisory | 2 |
| 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 archive20082010
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.