Alert archive / Iowa / Hamilton County
Weather alerts in Hamilton County, Iowa, 2011
88 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Hamilton County and its neighbors
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Alerts
- 88
- Warnings
- 20
- Watches
- 16
- Advisories
- 32
- Busiest month
- July18 alerts
- Busiest day
- July 2, 20115 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 7, 3:22 PM CST | Winter Weather Advisory | DMX | 6 hr |
| Jan 9, 3:20 PM CST | Winter Weather Advisory | DMX | 51 hr |
| Jan 16, 3:38 PM CST | Winter Weather Advisory | DMX | 26 hr |
| Jan 20, 3:46 AM CST | Wind Chill Advisory | DMX | 30 hr |
| Jan 30, 4:01 AM CST | Winter Weather Advisory | DMX | 68 hr |
| Feb 1, 4:02 AM CST | Wind Chill Advisory | DMX | 32 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, 6:00 PM CST | Dense Fog Advisory | DMX | 16 hr |
| Feb 20, 8:39 PM CST | River Flood Warning | DMX | 71 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 |
| Apr 3, 3:47 PM CDT | Wind Advisory | DMX | 26 hr |
| Apr 9, 5:48 PM CDT | Tornado Watch | SPC | 7 hr |
| Apr 9, 10:43 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Apr 10, 3:54 AM CDT | Wind Advisory | DMX | 15 hr |
| Apr 15, 6:59 AM CDT | Wind Advisory | DMX | 9 hr |
| Apr 20, 10:49 AM CDT | River Flood Warning | DMX | 4 days |
| Apr 25, 8:57 PM CDT | River Flood Warning | DMX | 3 days |
| 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 | Freeze Warning | DMX | 15 hr |
| 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, 6:07 PM CDT | Mesoscale Discussion | SPC | 53 min |
| May 21, 8:55 PM CDT | Mesoscale Discussion | SPC | 65 min |
| May 25, 4:22 AM CDT | Wind Advisory | DMX | 17 hr |
| May 25, 3:04 PM CDT | River Flood Warning | DMX | 7 days |
| Jun 5, 5:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 9, 9:15 PM CDT | Severe Thunderstorm Warning | DMX | 20 min |
| Jun 20, 3:46 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 20, 7:29 AM CDT | Mesoscale Discussion | SPC | 61 min |
| Jun 20, 5:55 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 20, 6:53 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 20, 10:22 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 20, 11:26 PM CDT | Severe Thunderstorm Warning | DMX | 49 min |
| Jun 21, 11:15 AM CDT | River Flood Warning | DMX | 11 days |
| Jun 26, 4:56 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 26, 9:20 PM CDT | Severe Thunderstorm Warning | DMX | 25 min |
| Jun 26, 9:43 PM CDT | Severe Thunderstorm Warning | DMX | 47 min |
| Jun 26, 9:46 PM CDT | High Wind Warning | DMX | 5 hr |
| Jun 29, 3:44 AM CDT | Excessive Heat Watch | DMX | 12 hr |
| Jun 29, 3:38 PM CDT | Heat Advisory | DMX | 51 hr |
| Jul 1, 7:35 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Jul 1, 8:07 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 1, 9:13 PM CDT | Severe Thunderstorm Warning | DMX | 47 min |
| Jul 1, 9:42 PM CDT | Severe Thunderstorm Warning | DMX | 48 min |
| Jul 1, 10:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jul 5, 3:32 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jul 5, 4:45 PM CDT | Severe Thunderstorm Warning | DMX | 45 min |
| Jul 5, 6:10 PM CDT | Tornado Watch | SPC | 4 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 11, 2:52 AM CDT | Severe Thunderstorm Warning | DMX | 38 min |
| Jul 14, 3:37 PM CDT | Excessive Heat Watch | DMX | 24 hr |
| Jul 15, 2:21 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 15, 3:32 PM CDT | Excessive Heat Warning | DMX | 6 days |
| Jul 22, 3:00 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 22, 4:12 PM CDT | Heat Advisory | DMX | 24 hr |
| Jul 30, 3:47 PM CDT | Heat Advisory | DMX | 72 hr |
| Aug 6, 8:10 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 12:45 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 3:00 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 23, 3:14 AM CDT | Severe Thunderstorm Warning | DMX | 61 min |
| Aug 23, 4:55 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 5:55 AM CDT | Severe Thunderstorm Warning | DMX | 35 min |
| Aug 28, 8:00 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 31, 3:45 AM CDT | Dense Fog Advisory | DMX | 5 hr |
| Sep 2, 2:41 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Sep 2, 9:30 PM CDT | Severe Thunderstorm Warning | DMX | 45 min |
| Sep 2, 10:04 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Sep 2, 11:56 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Sep 14, 3:52 AM CDT | Frost Advisory | DMX | 28 hr |
| Sep 28, 3:50 PM CDT | Wind Advisory | DMX | 27 hr |
| Sep 30, 3:29 PM CDT | Frost Advisory | DMX | 17 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 7, 3:09 PM CST | Winter Storm Watch | DMX | 13 hr |
| Nov 8, 3:42 AM CST | Winter Weather Advisory | DMX | 29 hr |
| Nov 15, 3:25 AM CST | Wind Advisory | DMX | 14 hr |
| Nov 25, 3:31 PM CST | Wind Advisory | DMX | 29 hr |
| Dec 2, 3:49 AM CST | Winter Storm Watch | DMX | 24 hr |
| Dec 3, 3:40 AM CST | Winter Weather Advisory | DMX | 20 hr |
| Dec 14, 3:16 PM CST | Dense Fog Advisory | DMX | 5 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 | 11 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 20 |
| Flooding | |
| River Flood Warning | 5 |
| Winter | |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 7 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 2 |
| Heat Advisory | 3 |
| Cold | |
| Freeze Warning | 2 |
| Frost Advisory | 4 |
| Wind Chill Advisory | 5 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 8 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
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.