Alert archive / Iowa / Henry County
Weather alerts in Henry County, Iowa, 2020
102 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Henry County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 102
- Warnings
- 22
- Watches
- 19
- Advisories
- 29
- Busiest month
- June17 alerts
- Busiest day
- March 28, 20204 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 9, 3:33 AM CST | Wind Advisory | DVN | 11 hr |
| Jan 9, 11:21 AM CST | Winter Storm Watch | DVN | 16 hr |
| Jan 10, 3:17 AM CST | Winter Storm Warning | DVN | 43 hr |
| Jan 14, 2:11 PM CST | Winter Weather Advisory | DVN | 24 hr |
| Jan 15, 3:43 PM CST | Winter Storm Watch | DVN | 23 hr |
| Jan 16, 2:17 PM CST | Winter Weather Advisory | DVN | 52 hr |
| Jan 18, 3:13 PM CST | Wind Chill Advisory | DVN | 21 hr |
| Jan 23, 9:06 PM CST | Winter Weather Advisory | DVN | 15 hr |
| Jan 26, 3:40 AM CST | Dense Fog Advisory | DVN | 6 hr |
| Jan 26, 3:00 PM CST | Dense Fog Advisory | DVN | 19 hr |
| Feb 1, 12:49 AM CST | Dense Fog Advisory | DVN | 6 hr |
| Feb 11, 3:00 PM CST | Winter Weather Advisory | DVN | 45 hr |
| Feb 12, 3:28 AM CST | Wind Chill Advisory | DVN | 23 hr |
| Feb 13, 10:05 AM CST | Wind Chill Advisory | DVN | 24 hr |
| Feb 17, 5:27 PM CST | Dense Fog Advisory | DVN | 7 hr |
| Feb 23, 10:35 AM CST | Winter Storm Watch | DVN | 28 hr |
| Mar 4, 2:55 PM CST | Wind Advisory | DVN | 36 hr |
| Mar 4, 2:56 PM CST | Fire Weather Watch | DVN | 12 hr |
| Mar 5, 2:56 AM CST | Red Flag Warning | DVN | 15 hr |
| Mar 19, 8:40 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Mar 25, 4:41 AM CDT | Dense Fog Advisory | DVN | 5 hr |
| Mar 28, 1:34 AM CDT | Mesoscale Discussion | SPC | 56 min |
| Mar 28, 1:33 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Mar 28, 2:45 PM CDT | Tornado Watch | SPC | 6 hr |
| Mar 28, 5:21 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Mar 28, 9:26 PM CDT | Wind Advisory | DVN | 22 hr |
| Apr 8, 1:46 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Apr 8, 2:22 PM CDT | Severe Thunderstorm Warning | DVN | 53 min |
| Apr 8, 2:56 PM CDT | Severe Thunderstorm Warning | DVN | 64 min |
| Apr 9, 2:52 AM CDT | Wind Advisory | DVN | 16 hr |
| Apr 12, 12:37 AM CDT | Special Weather Statement | DVN | 38 min |
| Apr 12, 3:42 AM CDT | Wind Advisory | DVN | 36 hr |
| Apr 15, 3:13 PM CDT | Winter Storm Watch | DVN | 11 hr |
| Apr 16, 2:12 AM CDT | Winter Storm Warning | DVN | 29 hr |
| Apr 16, 5:43 PM CDT | Mesoscale Discussion | SPC | 4 hr |
| May 7, 4:00 AM CDT | Freeze Watch | DVN | 23 hr |
| May 8, 3:16 AM CDT | Freeze Warning | DVN | 29 hr |
| May 10, 2:36 PM CDT | Frost Advisory | DVN | 16 hr |
| May 14, 11:38 AM CDT | Flash Flood Watch | DVN | 19 hr |
| May 14, 5:19 PM CDT | Mesoscale Discussion | SPC | 116 min |
| May 14, 6:15 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 14, 7:39 PM CDT | Severe Thunderstorm Warning | DVN | 36 min |
| May 14, 8:11 PM CDT | Severe Thunderstorm Warning | DVN | 49 min |
| May 14, 9:27 PM CDT | Severe Thunderstorm Warning | DVN | 33 min |
| May 14, 9:37 PM CDT | Flash Flood Warning | DVN | 5 hr |
| May 16, 6:45 PM CDT | Mesoscale Discussion | SPC | 90 min |
| May 23, 11:29 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 25, 5:52 PM CDT | Special Weather Statement | DVN | 23 min |
| May 26, 1:44 PM CDT | Severe Thunderstorm Warning | DVN | 31 min |
| May 28, 3:32 AM CDT | Flash Flood Watch | DVN | 15 hr |
| Jun 3, 9:52 AM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 3, 6:37 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 5, 4:17 AM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 5, 7:21 AM CDT | Special Weather Statement | DVN | 39 min |
| Jun 5, 7:27 AM CDT | Severe Thunderstorm Warning | DVN | 34 min |
| Jun 5, 7:59 AM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 8, 3:23 AM CDT | Flash Flood Watch | DVN | 40 hr |
| Jun 10, 10:16 AM CDT | River Flood Warning | DVN | 65 hr |
| Jun 19, 5:53 PM CDT | Special Weather Statement | DVN | 37 min |
| Jun 22, 4:23 AM CDT | Special Weather Statement | DVN | 52 min |
| Jun 22, 2:59 PM CDT | Severe Thunderstorm Warning | DVN | 46 min |
| Jun 26, 1:38 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 26, 5:40 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 26, 5:55 PM CDT | Special Weather Statement | DVN | 65 min |
| Jun 26, 7:05 PM CDT | Severe Thunderstorm Warning | DVN | 25 min |
| Jun 26, 8:44 PM CDT | Special Weather Statement | DVN | 61 min |
| Jun 26, 9:00 PM CDT | Severe Thunderstorm Warning | DVN | 30 min |
| Jul 1, 6:56 AM CDT | Special Weather Statement | DVN | 94 min |
| Jul 7, 2:38 PM CDT | Heat Advisory | DVN | 28 hr |
| Jul 9, 10:24 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 9, 11:05 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 9, 2:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jul 11, 10:04 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| Jul 11, 3:58 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 11, 7:17 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Jul 17, 3:04 AM CDT | Heat Advisory | DVN | 41 hr |
| Jul 19, 7:36 AM CDT | Severe Thunderstorm Warning | DVN | 39 min |
| Jul 19, 8:03 AM CDT | Severe Thunderstorm Warning | DVN | 42 min |
| Jul 25, 2:30 AM CDT | Heat Advisory | DVN | 41 hr |
| Aug 10, 10:42 AM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 10, 11:26 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 10, 12:42 PM CDT | Severe Thunderstorm Warning | DVN | 48 min |
| Aug 24, 12:18 PM CDT | Heat Advisory | DVN | 7 hr |
| Aug 25, 3:07 AM CDT | Heat Advisory | DVN | 16 hr |
| Aug 28, 2:56 PM CDT | Mesoscale Discussion | SPC | 64 min |
| Aug 28, 5:29 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Sep 7, 7:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 11, 2:28 PM CDT | Flash Flood Watch | DVN | 15 hr |
| Oct 4, 2:54 AM CDT | Frost Advisory | DVN | 29 hr |
| Oct 15, 3:15 AM CDT | Freeze Warning | DVN | 29 hr |
| Oct 16, 1:43 PM CDT | Wind Advisory | DVN | 28 hr |
| Oct 22, 2:35 AM CDT | Dense Fog Advisory | DVN | 9 hr |
| Nov 10, 2:41 AM CST | Wind Advisory | DVN | 17 hr |
| Nov 10, 11:22 AM CST | Severe Thunderstorm Watch | SPC | 7 hr |
| Nov 10, 1:04 PM CST | Severe Thunderstorm Warning | DVN | 41 min |
| Nov 10, 1:48 PM CST | Mesoscale Discussion | SPC | 87 min |
| Nov 14, 3:35 AM CST | Wind Advisory | DVN | 38 hr |
| Nov 14, 7:27 PM CST | Special Weather Statement | DVN | 48 min |
| Dec 23, 3:43 AM CST | Wind Advisory | DVN | 23 hr |
| Dec 28, 3:19 AM CST | Winter Storm Watch | DVN | 17 hr |
| Dec 28, 3:15 PM CST | Winter Storm Warning | DVN | 38 hr |
| Dec 29, 10:02 AM CST | Mesoscale Discussion | SPC | 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 | 14 |
| Severe Thunderstorm Watch | 7 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 23 |
| Special Weather Statement | 9 |
| Flooding | |
| Flash Flood Warning | 1 |
| River Flood Warning | 1 |
| Flash Flood Watch | 4 |
| Winter | |
| Winter Storm Warning | 3 |
| Winter Storm Watch | 5 |
| Winter Weather Advisory | 4 |
| Heat | |
| Heat Advisory | 5 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| Wind Advisory | 9 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
| 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 archive20192021
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.