Alert archive / Iowa / Polk County
Weather alerts in Polk County, Iowa, 2016
112 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Polk County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 112
- Warnings
- 22
- Watches
- 17
- Advisories
- 30
- Busiest month
- July26 alerts
- Busiest day
- July 19, 20167 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, 6:46 AM CST | Dense Fog Advisory | DMX | 5 hr |
| Jan 8, 4:45 AM CST | Dense Fog Advisory | DMX | 14 hr |
| Jan 8, 9:45 PM CST | Winter Weather Advisory | DMX | 6 hr |
| Jan 9, 3:55 AM CST | Wind Chill Advisory | DMX | 32 hr |
| Jan 16, 3:46 PM CST | Wind Chill Advisory | DMX | 41 hr |
| Jan 18, 3:43 PM CST | Winter Weather Advisory | DMX | 29 hr |
| Jan 24, 3:17 PM CST | Winter Weather Advisory | DMX | 33 hr |
| Jan 31, 3:48 AM CST | Blizzard Watch | DMX | 25 hr |
| Jan 31, 3:19 PM CST | Winter Storm Watch | DMX | 13 hr |
| Feb 1, 4:21 AM CST | Winter Storm Warning | DMX | 50 hr |
| Feb 2, 5:40 PM CST | Dense Fog Advisory | DMX | 9 hr |
| Feb 2, 11:19 PM CST | Winter Weather Advisory | DMX | 14 hr |
| Feb 7, 11:18 PM CST | Winter Weather Advisory | DMX | 34 hr |
| Feb 13, 3:58 AM CST | Winter Weather Advisory | DMX | 34 hr |
| Feb 18, 3:48 PM CST | Wind Advisory | DMX | 26 hr |
| Feb 19, 10:41 AM CST | River Flood Warning | DMX | 24 hr |
| Feb 22, 10:52 AM CST | River Flood Warning | DMX | 4 days |
| Mar 13, 10:15 PM CDT | Dense Fog Advisory | DMX | 14 hr |
| Mar 15, 3:37 AM CDT | High Wind Watch | DMX | 11 hr |
| Mar 15, 3:05 PM CDT | Wind Advisory | DMX | 28 hr |
| Mar 30, 7:53 PM CDT | Special Weather Statement | DMX | 37 min |
| Mar 30, 8:00 PM CDT | Severe Thunderstorm Warning | DMX | 35 min |
| Apr 3, 4:03 AM CDT | Wind Advisory | DMX | 15 hr |
| Apr 7, 3:21 PM CDT | Freeze Watch | DMX | 12 hr |
| Apr 8, 3:34 AM CDT | Freeze Warning | DMX | 29 hr |
| Apr 11, 9:42 AM CDT | Freeze Warning | DMX | 23 hr |
| Apr 23, 3:37 AM CDT | Dense Fog Advisory | DMX | 3 hr |
| Apr 30, 8:14 PM CDT | River Flood Warning | DMX | 7 days |
| Apr 30, 8:14 PM CDT | River Flood Warning | DMX | 7 days |
| May 11, 5:17 AM CDT | Dense Fog Advisory | DMX | 6 hr |
| May 25, 4:39 AM CDT | Special Weather Statement | DMX | 66 min |
| May 26, 2:30 AM CDT | Severe Thunderstorm Warning | DMX | 45 min |
| May 26, 2:54 AM CDT | Severe Thunderstorm Warning | DMX | 51 min |
| May 26, 3:21 AM CDT | Severe Thunderstorm Warning | DMX | 39 min |
| May 26, 2:09 PM CDT | Tornado Watch | SPC | 8 hr |
| May 26, 6:49 PM CDT | Special Weather Statement | DMX | 26 min |
| May 30, 5:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 1, 3:42 AM CDT | Dense Fog Advisory | DMX | 3 hr |
| Jun 9, 3:56 PM CDT | Heat Advisory | DMX | 3 days |
| Jun 11, 4:37 AM CDT | Special Weather Statement | DMX | 53 min |
| Jun 14, 11:45 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 14, 12:43 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 14, 2:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 14, 7:00 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jun 14, 8:36 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 25, 1:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jun 25, 9:57 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 26, 12:57 AM CDT | Special Weather Statement | DMX | 63 min |
| Jun 30, 1:29 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 30, 4:52 PM CDT | Special Weather Statement | DMX | 53 min |
| Jul 4, 3:36 PM CDT | Heat Advisory | DMX | 28 hr |
| Jul 5, 10:35 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 6, 12:14 AM CDT | Severe Thunderstorm Warning | DMX | 46 min |
| Jul 6, 1:27 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 7, 12:30 AM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 7, 12:47 AM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jul 7, 1:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 7, 6:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 10, 7:34 AM CDT | Mesoscale Discussion | SPC | 86 min |
| Jul 11, 8:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 11, 10:50 PM CDT | Special Weather Statement | DMX | 40 min |
| Jul 13, 10:33 AM CDT | Mesoscale Discussion | SPC | 117 min |
| Jul 13, 11:14 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 17, 2:06 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 17, 4:37 AM CDT | Special Weather Statement | DMX | 53 min |
| Jul 18, 1:39 AM CDT | Flash Flood Watch | DMX | 7 hr |
| Jul 18, 4:33 AM CDT | Special Weather Statement | DMX | 57 min |
| Jul 18, 3:43 PM CDT | Excessive Heat Watch | DMX | 36 hr |
| Jul 19, 3:36 AM CDT | Flash Flood Watch | DMX | 24 hr |
| Jul 19, 12:28 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 19, 12:36 PM CDT | Flash Flood Warning | DMX | 6 hr |
| Jul 19, 1:55 PM CDT | River Flood Warning | DMX | 29 hr |
| Jul 19, 2:46 PM CDT | River Flood Warning | DMX | 28 hr |
| Jul 19, 4:24 PM CDT | Excessive Heat Watch | DMX | 12 hr |
| Jul 19, 4:24 PM CDT | Excessive Heat Warning | DMX | 4 days |
| Jul 22, 2:39 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 3, 2:58 AM CDT | Dense Fog Advisory | DMX | 5 hr |
| Aug 4, 1:28 PM CDT | Heat Advisory | DMX | 6 hr |
| Aug 10, 3:47 PM CDT | Severe Thunderstorm Warning | DMX | 28 min |
| Aug 10, 3:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Aug 10, 6:09 PM CDT | Special Weather Statement | DMX | 51 min |
| Aug 11, 3:46 AM CDT | Flash Flood Watch | DMX | 27 hr |
| Aug 11, 3:58 AM CDT | Heat Advisory | DMX | 16 hr |
| Aug 11, 12:37 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 11, 3:26 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 11, 3:55 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 11, 6:17 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Aug 11, 8:39 PM CDT | Severe Thunderstorm Warning | DMX | 66 min |
| Aug 11, 9:07 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Aug 11, 9:27 PM CDT | Severe Thunderstorm Warning | DMX | 46 min |
| Aug 28, 6:15 PM CDT | Special Weather Statement | DMX | 30 min |
| Aug 29, 4:05 PM CDT | Special Weather Statement | DMX | 40 min |
| Sep 6, 3:28 PM CDT | Flash Flood Watch | DMX | 31 hr |
| Sep 6, 7:00 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 9, 3:12 PM CDT | Special Weather Statement | DMX | 48 min |
| Sep 9, 4:01 PM CDT | Special Weather Statement | DMX | 44 min |
| Sep 15, 10:55 PM CDT | Special Weather Statement | DMX | 50 min |
| Sep 19, 5:07 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Sep 21, 2:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 22, 9:16 PM CDT | Special Weather Statement | DMX | 29 min |
| Sep 23, 1:14 AM CDT | River Flood Warning | DMX | 33 hr |
| Sep 24, 8:37 PM CDT | Special Weather Statement | DMX | 38 min |
| Oct 12, 3:53 AM CDT | Freeze Warning | DMX | 29 hr |
| Oct 15, 3:24 PM CDT | Dense Fog Advisory | DMX | 20 hr |
| Nov 1, 11:46 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Nov 17, 3:42 PM CST | Wind Advisory | DMX | 38 hr |
| Dec 9, 11:11 AM CST | Winter Weather Advisory | DMX | 40 hr |
| Dec 15, 11:43 AM CST | Winter Weather Advisory | DMX | 57 hr |
| Dec 16, 4:33 AM CST | Wind Chill Warning | DMX | 55 hr |
| Dec 16, 4:33 AM CST | Wind Chill Advisory | DMX | 55 hr |
| Dec 24, 1:50 AM CST | Dense Fog Advisory | DMX | 26 hr |
| Dec 29, 3:40 AM CST | Wind Advisory | DMX | 13 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20152017
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.