Alert archive / Iowa / Harrison County
Weather alerts in Harrison County, Iowa, 2018
155 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Harrison County and its neighbors
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 155
- Warnings
- 44
- Watches
- 19
- Advisories
- 45
- Busiest month
- June55 alerts
- Busiest day
- June 18, 20189 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, 2:48 AM CST | Winter Storm Watch | OAX | 35 hr |
| Jan 10, 3:29 AM CST | Winter Weather Advisory | OAX | 34 hr |
| Jan 10, 2:06 PM CST | Winter Storm Warning | OAX | 7 hr |
| Jan 14, 3:47 AM CST | Wind Chill Advisory | OAX | 56 hr |
| Jan 21, 3:58 AM CST | Winter Weather Advisory | OAX | 41 hr |
| Jan 21, 9:50 PM CST | Winter Storm Warning | OAX | 20 hr |
| Jan 22, 9:20 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 25, 3:53 AM CST | Dense Fog Advisory | OAX | 5 hr |
| Feb 4, 3:27 PM CST | Winter Weather Advisory | OAX | 24 hr |
| Feb 9, 3:20 PM CST | Winter Weather Advisory | OAX | 15 hr |
| Feb 18, 3:36 AM CST | Wind Advisory | OAX | 11 hr |
| Feb 18, 3:43 AM CST | Winter Weather Advisory | OAX | 31 hr |
| Feb 19, 3:47 AM CST | Winter Weather Advisory | OAX | 29 hr |
| Feb 21, 3:36 PM CST | Winter Weather Advisory | OAX | 33 hr |
| Feb 23, 4:02 AM CST | Winter Weather Advisory | OAX | 37 hr |
| Mar 4, 2:24 PM CST | Winter Weather Advisory | OAX | 52 hr |
| Mar 16, 5:42 PM CDT | Special Weather Statement | OAX | 33 min |
| Apr 2, 3:39 PM CDT | Winter Weather Advisory | OAX | 27 hr |
| Apr 2, 3:42 PM CDT | Wind Advisory | OAX | 28 hr |
| Apr 13, 3:19 PM CDT | Winter Weather Advisory | OAX | 33 hr |
| Apr 29, 3:52 AM CDT | Wind Advisory | OAX | 39 hr |
| May 1, 2:47 PM CDT | Tornado Watch | SPC | 9 hr |
| May 1, 3:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| May 1, 6:08 PM CDT | Severe Thunderstorm Warning | OAX | 52 min |
| May 1, 6:58 PM CDT | Flash Flood Warning | OAX | 2 hr |
| May 1, 7:24 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 3, 8:46 AM CDT | Special Weather Statement | OAX | 44 min |
| May 12, 1:04 AM CDT | Mesoscale Discussion | SPC | 116 min |
| May 12, 1:44 AM CDT | Severe Thunderstorm Warning | OAX | 31 min |
| May 13, 8:14 AM CDT | Special Weather Statement | OAX | 61 min |
| May 14, 1:21 AM CDT | Special Weather Statement | OAX | 39 min |
| May 14, 1:58 AM CDT | Special Weather Statement | OAX | 47 min |
| May 14, 2:54 AM CDT | Special Weather Statement | OAX | 51 min |
| May 15, 5:40 AM CDT | Dense Fog Advisory | OAX | 2 hr |
| May 25, 3:35 PM CDT | Severe Thunderstorm Warning | OAX | 25 min |
| May 29, 3:24 PM CDT | Severe Thunderstorm Warning | OAX | 21 min |
| May 29, 3:27 PM CDT | Severe Thunderstorm Warning | OAX | 18 min |
| May 29, 3:45 PM CDT | Severe Thunderstorm Warning | OAX | 30 min |
| May 29, 3:54 PM CDT | Severe Thunderstorm Warning | OAX | 36 min |
| May 29, 4:28 PM CDT | Severe Thunderstorm Warning | OAX | 32 min |
| Jun 1, 10:05 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 1, 11:20 PM CDT | Severe Thunderstorm Warning | OAX | 55 min |
| Jun 1, 11:41 PM CDT | Severe Thunderstorm Warning | OAX | 49 min |
| Jun 2, 12:19 AM CDT | Severe Thunderstorm Warning | OAX | 41 min |
| Jun 6, 2:22 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Jun 6, 3:23 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 6, 4:01 PM CDT | Special Weather Statement | OAX | 44 min |
| Jun 6, 4:04 PM CDT | Severe Thunderstorm Warning | OAX | 41 min |
| Jun 6, 6:20 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 6, 8:45 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jun 8, 12:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 9, 2:51 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 9, 3:25 AM CDT | Severe Thunderstorm Warning | OAX | 50 min |
| Jun 9, 4:15 AM CDT | Severe Thunderstorm Warning | OAX | 30 min |
| Jun 10, 1:23 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 11, 2:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 11, 3:42 PM CDT | Tornado Watch | SPC | 6 hr |
| Jun 11, 6:21 PM CDT | Severe Thunderstorm Warning | OAX | 39 min |
| Jun 14, 3:30 PM CDT | Heat Advisory | OAX | 3 days |
| Jun 17, 3:46 PM CDT | Severe Thunderstorm Warning | OAX | 29 min |
| Jun 17, 3:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Jun 17, 4:09 PM CDT | Severe Thunderstorm Warning | OAX | 36 min |
| Jun 17, 4:29 PM CDT | Severe Thunderstorm Warning | OAX | 31 min |
| Jun 18, 1:34 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Jun 18, 3:05 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 18, 3:06 PM CDT | Severe Thunderstorm Warning | OAX | 24 min |
| Jun 18, 3:23 PM CDT | Severe Thunderstorm Warning | OAX | 37 min |
| Jun 18, 3:28 PM CDT | Flash Flood Watch | OAX | 13 hr |
| Jun 18, 3:56 PM CDT | Severe Thunderstorm Warning | OAX | 16 min |
| Jun 18, 5:46 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jun 18, 6:34 PM CDT | Areal Flood Advisory | OAX | 3 hr |
| Jun 18, 6:47 PM CDT | Severe Thunderstorm Warning | OAX | 43 min |
| Jun 19, 3:16 PM CDT | Flash Flood Watch | OAX | 16 hr |
| Jun 19, 11:09 PM CDT | Special Weather Statement | OAX | 36 min |
| Jun 19, 11:29 PM CDT | Flash Flood Warning | OAX | 4 hr |
| Jun 20, 4:30 AM CDT | Flash Flood Watch | OAX | 24 hr |
| Jun 20, 9:58 PM CDT | River Flood Warning | OAX | 12 hr |
| Jun 24, 3:28 PM CDT | Mesoscale Discussion | SPC | 62 min |
| Jun 26, 10:29 AM CDT | River Flood Warning | OAX | 3 days |
| Jun 27, 3:57 PM CDT | Heat Advisory | OAX | 53 hr |
| Jun 28, 7:20 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 28, 8:00 AM CDT | Special Weather Statement | OAX | 60 min |
| Jun 28, 8:12 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 28, 9:14 AM CDT | Severe Thunderstorm Warning | OAX | 61 min |
| Jun 28, 9:40 AM CDT | Severe Thunderstorm Warning | OAX | 35 min |
| Jun 28, 10:02 AM CDT | Severe Thunderstorm Warning | OAX | 58 min |
| Jun 29, 3:24 PM CDT | River Flood Advisory | OAX | 25 hr |
| Jun 30, 3:09 AM CDT | Flash Flood Watch | OAX | 25 hr |
| Jun 30, 12:40 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 30, 1:39 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 30, 3:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 30, 3:46 PM CDT | Special Weather Statement | OAX | 29 min |
| Jun 30, 4:07 PM CDT | Tornado Warning | OAX | 23 min |
| Jun 30, 4:29 PM CDT | Severe Thunderstorm Warning | OAX | 31 min |
| Jun 30, 5:06 PM CDT | River Flood Advisory | OAX | 7 days |
| Jun 30, 8:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jul 1, 12:48 AM CDT | Mesoscale Discussion | SPC | 117 min |
| Jul 1, 2:34 AM CDT | Special Weather Statement | OAX | 26 min |
| Jul 1, 3:06 AM CDT | Special Weather Statement | OAX | 39 min |
| Jul 4, 3:42 AM CDT | Heat Advisory | OAX | 16 hr |
| Jul 4, 10:27 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 4, 8:26 PM CDT | Special Weather Statement | OAX | 49 min |
| Jul 4, 9:10 PM CDT | Severe Thunderstorm Warning | OAX | 50 min |
| Jul 4, 9:45 PM CDT | Severe Thunderstorm Warning | OAX | 45 min |
| Jul 4, 9:59 PM CDT | Severe Thunderstorm Warning | OAX | 47 min |
| Jul 9, 11:33 AM CDT | River Flood Advisory | OAX | 6 days |
| Jul 10, 3:25 PM CDT | Heat Advisory | OAX | 53 hr |
| Jul 13, 3:53 AM CDT | Flash Flood Watch | OAX | 17 hr |
| Jul 15, 5:43 AM CDT | Dense Fog Advisory | OAX | 3 hr |
| Jul 16, 10:01 AM CDT | River Flood Advisory | OAX | 3 days |
| Jul 20, 9:47 AM CDT | River Flood Advisory | OAX | 25 hr |
| Jul 25, 7:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 5, 9:32 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 2:21 AM CDT | Special Weather Statement | OAX | 24 min |
| Aug 6, 2:31 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Aug 19, 2:00 PM CDT | Flash Flood Watch | OAX | 25 hr |
| Aug 20, 5:07 AM CDT | Flash Flood Warning | OAX | 6 hr |
| Aug 20, 8:54 AM CDT | Areal Flood Warning | OAX | 15 hr |
| Aug 21, 5:45 AM CDT | River Flood Advisory | OAX | 18 hr |
| Aug 25, 3:24 AM CDT | Dense Fog Advisory | OAX | 6 hr |
| Aug 26, 9:53 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 31, 1:10 AM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 31, 8:47 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Sep 1, 5:15 PM CDT | Flash Flood Watch | OAX | 44 hr |
| Sep 1, 6:34 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Sep 18, 3:06 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Sep 19, 12:21 AM CDT | Special Weather Statement | OAX | 24 min |
| Sep 20, 2:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Sep 20, 3:11 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Sep 20, 4:56 PM CDT | Severe Thunderstorm Warning | OAX | 34 min |
| Sep 20, 5:26 PM CDT | Severe Thunderstorm Warning | OAX | 49 min |
| Sep 20, 5:48 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Sep 20, 6:19 PM CDT | Special Weather Statement | OAX | 26 min |
| Sep 20, 7:14 PM CDT | Severe Thunderstorm Warning | OAX | 31 min |
| Sep 21, 10:06 AM CDT | River Flood Warning | OAX | 7 days |
| Sep 28, 10:08 AM CDT | River Flood Advisory | OAX | 25 hr |
| Sep 29, 2:32 PM CDT | River Flood Advisory | OAX | 5 days |
| Oct 3, 12:09 PM CDT | Wind Advisory | OAX | 9 hr |
| Oct 6, 3:30 PM CDT | Flood Watch | OAX | 3 days |
| Oct 7, 11:23 AM CDT | River Flood Advisory | OAX | 34 hr |
| Oct 13, 10:18 AM CDT | River Flood Advisory | OAX | 6 days |
| Oct 13, 3:27 PM CDT | Freeze Watch | OAX | 12 hr |
| Oct 14, 3:10 AM CDT | Freeze Warning | OAX | 31 hr |
| Oct 14, 11:55 AM CDT | Winter Weather Advisory | OAX | 9 hr |
| Nov 23, 3:15 AM CST | Winter Storm Watch | OAX | 24 hr |
| Nov 23, 9:49 PM CST | Winter Weather Advisory | OAX | 38 hr |
| Nov 29, 3:09 PM CST | Winter Storm Warning | OAX | 3 days |
| Nov 29, 9:45 PM CST | Dense Fog Advisory | OAX | 14 hr |
| Nov 30, 3:24 PM CST | Winter Weather Advisory | OAX | 51 hr |
| Dec 4, 4:16 AM CST | Winter Weather Advisory | OAX | 6 hr |
| Dec 8, 2:11 AM CST | Dense Fog Advisory | OAX | 8 hr |
| Dec 14, 5:27 AM CST | Dense Fog Advisory | OAX | 4 hr |
| Dec 14, 9:17 AM CST | Dense Fog Advisory | OAX | 93 min |
| Dec 25, 6:18 PM CST | Dense Fog Advisory | OAX | 10 hr |
| Dec 26, 3:23 AM CST | Winter Weather Advisory | OAX | 57 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 | 32 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 31 |
| Special Weather Statement | 16 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flash Flood Warning | 3 |
| River Flood Warning | 3 |
| Flash Flood Watch | 7 |
| Flood Watch | 1 |
| Areal Flood Advisory | 1 |
| River Flood Advisory | 10 |
| Winter | |
| Winter Storm Warning | 3 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 16 |
| Heat | |
| Heat Advisory | 4 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 4 |
| 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 archive20172019
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.