Alert archive / Iowa / Union County
Weather alerts in Union County, Iowa, 2011
124 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Union County and its neighbors
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Alerts
- 124
- Warnings
- 30
- Watches
- 28
- Advisories
- 31
- Busiest month
- June38 alerts
- Busiest day
- May 11, 20117 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 8, 3:13 PM CST | Winter Storm Watch | DMX | 24 hr |
| Jan 9, 3:20 PM CST | Winter Weather Advisory | DMX | 51 hr |
| Jan 11, 5:56 PM CST | Wind Chill Advisory | DMX | 15 hr |
| Jan 16, 3:38 PM CST | Winter Weather Advisory | DMX | 26 hr |
| Jan 22, 4:05 AM CST | Winter Weather Advisory | DMX | 29 hr |
| Jan 28, 9:29 AM CST | Dense Fog Advisory | DMX | 3 hr |
| Jan 30, 4:01 AM CST | Winter Storm Watch | DMX | 36 hr |
| Jan 30, 4:01 AM CST | Winter Weather Advisory | DMX | 68 hr |
| Jan 31, 4:20 PM CST | Blizzard Warning | DMX | 42 hr |
| Jan 31, 4:20 PM CST | Winter Storm Warning | DMX | 19 hr |
| Feb 2, 3:48 AM CST | Winter Weather Advisory | DMX | 8 hr |
| Feb 2, 3:09 PM CST | Wind Chill Advisory | DMX | 18 hr |
| Feb 7, 3:35 AM CST | Wind Chill Advisory | DMX | 32 hr |
| Feb 8, 3:44 PM CST | Wind Chill Advisory | DMX | 20 hr |
| Feb 16, 12:59 AM CST | Dense Fog Advisory | DMX | 9 hr |
| Feb 16, 6:00 PM CST | Dense Fog Advisory | DMX | 16 hr |
| Feb 24, 3:47 AM CST | Winter Weather Advisory | DMX | 20 hr |
| Mar 8, 4:15 AM CST | Winter Storm Watch | DMX | 11 hr |
| Mar 8, 3:39 PM CST | Winter Weather Advisory | DMX | 18 hr |
| Mar 20, 2:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Mar 22, 2:03 PM CDT | Tornado Watch | SPC | 7 hr |
| Mar 22, 5:47 PM CDT | Tornado Warning | DMX | 43 min |
| Mar 22, 6:27 PM CDT | Tornado Warning | DMX | 39 min |
| Mar 22, 6:57 PM CDT | Tornado Warning | DMX | 33 min |
| Mar 22, 7:07 PM CDT | Severe Thunderstorm Warning | DMX | 53 min |
| Mar 22, 7:48 PM CDT | Severe Thunderstorm Warning | DMX | 42 min |
| Apr 3, 3:47 PM CDT | Wind Advisory | DMX | 26 hr |
| Apr 3, 8:51 PM CDT | Severe Thunderstorm Warning | DMX | 24 min |
| Apr 10, 3:54 AM CDT | Wind Advisory | DMX | 15 hr |
| May 1, 3:36 PM CDT | Frost Advisory | DMX | 16 hr |
| May 2, 3:48 PM CDT | Frost Advisory | DMX | 15 hr |
| May 3, 4:05 PM CDT | Frost Advisory | DMX | 15 hr |
| May 11, 2:53 PM CDT | Tornado Watch | SPC | 6 hr |
| May 11, 4:50 PM CDT | Tornado Warning | DMX | 40 min |
| May 11, 5:32 PM CDT | Severe Thunderstorm Warning | DMX | 43 min |
| May 11, 5:42 PM CDT | Tornado Warning | DMX | 33 min |
| May 11, 6:03 PM CDT | Flash Flood Warning | DMX | 6 hr |
| May 11, 6:06 PM CDT | Severe Thunderstorm Warning | DMX | 54 min |
| May 11, 6:17 PM CDT | Mesoscale Discussion | SPC | 28 min |
| May 12, 6:05 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 12, 10:27 PM CDT | Mesoscale Discussion | SPC | 63 min |
| May 21, 2:25 PM CDT | Severe Thunderstorm Watch | SPC | 10 hr |
| May 21, 5:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| May 21, 6:07 PM CDT | Mesoscale Discussion | SPC | 53 min |
| May 21, 8:55 PM CDT | Mesoscale Discussion | SPC | 65 min |
| May 24, 9:45 PM CDT | Flash Flood Watch | DMX | 24 hr |
| May 25, 12:38 AM CDT | Flash Flood Warning | DMX | 6 hr |
| May 25, 4:22 AM CDT | Wind Advisory | DMX | 17 hr |
| May 29, 8:48 AM CDT | Severe Thunderstorm Warning | DMX | 42 min |
| May 30, 3:41 AM CDT | Wind Advisory | DMX | 15 hr |
| Jun 5, 2:52 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 8, 3:36 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 8, 5:18 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 9, 1:44 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 9, 9:50 AM CDT | Mesoscale Discussion | SPC | 55 min |
| Jun 9, 3:44 PM CDT | Flash Flood Watch | DMX | 12 hr |
| Jun 9, 9:48 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 9, 11:45 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jun 10, 1:39 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 10, 1:59 AM CDT | Severe Thunderstorm Warning | DMX | 46 min |
| Jun 13, 3:32 PM CDT | Flash Flood Watch | DMX | 36 hr |
| Jun 13, 9:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 13, 11:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 14, 2:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jun 14, 3:53 PM CDT | Tornado Watch | SPC | 8 hr |
| Jun 14, 7:47 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Jun 19, 6:51 PM CDT | Tornado Watch | SPC | 7 hr |
| Jun 19, 9:16 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Jun 19, 10:27 PM CDT | Severe Thunderstorm Warning | DMX | 48 min |
| Jun 19, 11:14 PM CDT | Flash Flood Watch | DMX | 11 hr |
| Jun 20, 1:40 AM CDT | Mesoscale Discussion | SPC | 35 min |
| Jun 20, 3:27 AM CDT | Mesoscale Discussion | SPC | 33 min |
| Jun 20, 3:14 PM CDT | Flash Flood Watch | DMX | 12 hr |
| Jun 20, 6:53 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 20, 7:46 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Jun 20, 10:22 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 20, 10:31 PM CDT | Severe Thunderstorm Warning | DMX | 29 min |
| Jun 25, 5:07 AM CDT | Severe Thunderstorm Warning | DMX | 38 min |
| Jun 25, 5:51 AM CDT | Flash Flood Warning | DMX | 6 hr |
| Jun 26, 3:42 PM CDT | Flash Flood Watch | DMX | 14 hr |
| Jun 26, 4:20 PM CDT | Severe Thunderstorm Warning | DMX | 55 min |
| Jun 26, 4:46 PM CDT | Severe Thunderstorm Warning | DMX | 44 min |
| Jun 26, 4:56 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 26, 4:57 PM CDT | Flash Flood Warning | DMX | 6 hr |
| Jun 26, 8:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Jun 26, 9:56 PM CDT | Severe Thunderstorm Warning | DMX | 64 min |
| Jun 29, 3:44 AM CDT | Excessive Heat Watch | DMX | 12 hr |
| Jun 29, 3:38 PM CDT | Heat Advisory | DMX | 51 hr |
| Jul 5, 6:10 PM CDT | Tornado Watch | SPC | 4 hr |
| Jul 5, 7:49 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jul 10, 2:06 PM CDT | Heat Advisory | DMX | 29 hr |
| Jul 11, 1:08 AM CDT | Severe Thunderstorm Watch | SPC | 13 min |
| Jul 11, 1:21 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 11, 2:36 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 14, 3:37 PM CDT | Excessive Heat Watch | DMX | 24 hr |
| Jul 15, 3:32 PM CDT | Excessive Heat Warning | DMX | 6 days |
| Jul 21, 3:45 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 21, 7:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 22, 3:40 AM CDT | Excessive Heat Warning | DMX | 41 hr |
| Jul 22, 3:00 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 23, 4:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jul 23, 5:16 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 26, 11:30 AM CDT | Heat Advisory | DMX | 35 hr |
| Jul 30, 3:47 PM CDT | Heat Advisory | DMX | 72 hr |
| Aug 2, 3:53 AM CDT | Excessive Heat Warning | DMX | 15 hr |
| Aug 6, 5:32 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 6, 8:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 9:26 PM CDT | Severe Thunderstorm Warning | DMX | 49 min |
| Aug 6, 10:16 PM CDT | Severe Thunderstorm Warning | DMX | 44 min |
| Aug 6, 11:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Aug 7, 11:34 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Aug 18, 1:27 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 18, 2:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 22, 1:42 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 23, 12:45 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 2, 2:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Sep 2, 10:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Sep 18, 10:54 PM CDT | Dense Fog Advisory | DMX | 10 hr |
| Oct 7, 4:08 AM CDT | Wind Advisory | DMX | 15 hr |
| Oct 11, 3:06 AM CDT | Dense Fog Advisory | DMX | 7 hr |
| Oct 11, 10:11 AM CDT | Dense Fog Advisory | DMX | 65 min |
| Oct 18, 9:30 PM CDT | Freeze Warning | DMX | 11 hr |
| Nov 8, 3:42 AM CST | Winter Weather Advisory | DMX | 29 hr |
| Nov 25, 3:31 PM CST | Wind Advisory | DMX | 29 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 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 11 |
| Tornado Watch | 6 |
| Mesoscale Discussion | 35 |
| Flooding | |
| Flash Flood Warning | 4 |
| Flash Flood Watch | 6 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 8 |
| Heat | |
| Excessive Heat Warning | 3 |
| Excessive Heat Watch | 2 |
| Heat Advisory | 4 |
| Cold | |
| Freeze Warning | 1 |
| Frost Advisory | 3 |
| Wind Chill Advisory | 4 |
| Wind and dust | |
| Wind Advisory | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.