Alert archive / Iowa / Delaware County
Weather alerts in Delaware County, Iowa, 2019
171 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Delaware County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 171
- Warnings
- 34
- Watches
- 31
- Advisories
- 43
- Busiest month
- June30 alerts
- Busiest day
- June 27, 201912 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, 2:50 PM CST | Wind Advisory | DVN | 30 hr |
| Jan 14, 2:30 AM CST | Dense Fog Advisory | DVN | 6 hr |
| Jan 14, 1:06 PM CST | Winter Weather Advisory | DVN | 41 hr |
| Jan 17, 10:05 AM CST | Winter Storm Watch | DVN | 17 hr |
| Jan 17, 1:56 PM CST | Winter Storm Warning | DVN | 44 hr |
| Jan 18, 5:54 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 21, 4:27 AM CST | Winter Storm Watch | DVN | 7 hr |
| Jan 21, 11:55 AM CST | Winter Weather Advisory | DVN | 48 hr |
| Jan 22, 3:32 AM CST | Winter Storm Warning | DVN | 32 hr |
| Jan 23, 2:40 PM CST | Wind Chill Watch | DVN | 12 hr |
| Jan 23, 2:40 PM CST | Winter Weather Advisory | DVN | 30 hr |
| Jan 24, 2:52 AM CST | Wind Chill Advisory | DVN | 32 hr |
| Jan 24, 2:41 PM CST | Wind Chill Warning | DVN | 21 hr |
| Jan 26, 3:10 AM CST | Winter Storm Watch | DVN | 12 hr |
| Jan 26, 3:26 PM CST | Winter Storm Warning | DVN | 42 hr |
| Jan 26, 3:26 PM CST | Winter Weather Advisory | DVN | 51 hr |
| Jan 27, 2:27 PM CST | Wind Chill Watch | DVN | 24 hr |
| Jan 28, 3:01 AM CST | Wind Chill Advisory | DVN | 39 hr |
| Jan 28, 2:19 PM CST | Wind Chill Warning | DVN | 70 hr |
| Jan 31, 10:04 AM CST | Wind Chill Warning | DVN | 3 hr |
| Feb 2, 2:49 PM CST | Dense Fog Advisory | DVN | 33 hr |
| Feb 4, 2:15 PM CST | Winter Weather Advisory | DVN | 37 hr |
| Feb 5, 1:37 PM CST | Mesoscale Discussion | SPC | 5 hr |
| Feb 6, 3:08 AM CST | Winter Weather Advisory | DVN | 48 hr |
| Feb 7, 6:26 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 8, 3:13 AM CST | Wind Chill Advisory | DVN | 9 hr |
| Feb 10, 3:09 PM CST | Winter Storm Watch | DVN | 12 hr |
| Feb 11, 3:08 AM CST | Winter Storm Warning | DVN | 45 hr |
| Feb 15, 2:18 AM CST | Wind Chill Advisory | DVN | 7 hr |
| Feb 15, 3:08 PM CST | Winter Weather Advisory | DVN | 57 hr |
| Feb 17, 12:46 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 19, 3:46 AM CST | Winter Weather Advisory | DVN | 36 hr |
| Feb 22, 4:16 AM CST | Winter Weather Advisory | DVN | 30 hr |
| Feb 22, 2:53 PM CST | High Wind Watch | DVN | 13 hr |
| Feb 23, 3:30 AM CST | Wind Advisory | DVN | 39 hr |
| Feb 23, 6:23 AM CST | Flash Flood Watch | DVN | 15 hr |
| Feb 23, 1:31 PM CST | Winter Weather Advisory | DVN | 31 hr |
| Feb 23, 6:21 PM CST | Dense Fog Advisory | DVN | 5 hr |
| Feb 24, 9:18 PM CST | Wind Chill Advisory | DVN | 12 hr |
| Feb 26, 8:23 PM CST | Winter Weather Advisory | DVN | 13 hr |
| Mar 3, 3:42 AM CST | Wind Chill Advisory | DVN | 31 hr |
| Mar 9, 3:06 PM CST | Wind Advisory | DVN | 17 hr |
| Mar 11, 3:16 PM CDT | Flood Watch | DVN | 56 hr |
| Mar 12, 9:43 AM CDT | River Flood Warning | DVN | 3 days |
| Mar 13, 5:10 AM CDT | Dense Fog Advisory | DVN | 7 hr |
| Mar 14, 2:41 AM CDT | Dense Fog Advisory | DVN | 3 hr |
| Apr 5, 3:54 AM CDT | Dense Fog Advisory | DVN | 6 hr |
| Apr 10, 3:13 AM CDT | Wind Advisory | DVN | 40 hr |
| Apr 11, 4:14 AM CDT | Special Weather Statement | DVN | 31 min |
| Apr 11, 4:47 AM CDT | Special Weather Statement | DVN | 13 min |
| Apr 12, 3:52 AM CDT | Wind Advisory | DVN | 16 hr |
| Apr 17, 5:16 PM CDT | Mesoscale Discussion | SPC | 89 min |
| Apr 17, 6:23 PM CDT | Severe Thunderstorm Warning | DVN | 47 min |
| Apr 22, 2:42 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 22, 3:26 PM CDT | Severe Thunderstorm Warning | DVN | 64 min |
| Apr 25, 4:06 AM CDT | Dense Fog Advisory | DVN | 6 hr |
| Apr 26, 2:48 PM CDT | Winter Storm Watch | DVN | 13 hr |
| Apr 27, 3:30 AM CDT | Winter Storm Warning | DVN | 10 hr |
| Apr 27, 3:30 AM CDT | Winter Weather Advisory | DVN | 17 hr |
| Apr 27, 3:39 PM CDT | Freeze Warning | DVN | 17 hr |
| May 5, 4:34 PM CDT | Special Weather Statement | DVN | 56 min |
| May 8, 4:00 PM CDT | Special Weather Statement | DVN | 60 min |
| May 18, 2:40 AM CDT | Flash Flood Watch | DVN | 24 hr |
| May 24, 3:46 AM CDT | Flash Flood Watch | DVN | 23 hr |
| May 24, 9:14 AM CDT | Flash Flood Warning | DVN | 6 hr |
| May 24, 9:14 AM CDT | Special Weather Statement | DVN | 46 min |
| May 24, 2:42 PM CDT | River Flood Warning | DVN | 29 hr |
| May 24, 3:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| May 24, 7:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 24, 8:57 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 28, 3:45 AM CDT | Flash Flood Watch | DVN | 25 hr |
| Jun 4, 4:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 4, 7:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 5, 12:58 AM CDT | Flash Flood Warning | DVN | 6 hr |
| Jun 9, 3:57 PM CDT | Special Weather Statement | DVN | 33 min |
| Jun 9, 4:27 PM CDT | Special Weather Statement | DVN | 63 min |
| Jun 9, 4:34 PM CDT | Tornado Warning | DVN | 41 min |
| Jun 15, 1:20 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 15, 3:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jun 15, 5:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Jun 24, 12:35 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Jun 27, 11:14 AM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 27, 12:23 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 27, 1:16 PM CDT | Special Weather Statement | DVN | 104 min |
| Jun 27, 1:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Jun 27, 2:08 PM CDT | Special Weather Statement | DVN | 22 min |
| Jun 27, 2:30 PM CDT | Special Weather Statement | DVN | 30 min |
| Jun 27, 3:05 PM CDT | Special Weather Statement | DVN | 25 min |
| Jun 27, 3:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 27, 5:04 PM CDT | Special Weather Statement | DVN | 26 min |
| Jun 27, 5:18 PM CDT | Severe Thunderstorm Warning | DVN | 27 min |
| Jun 27, 5:43 PM CDT | Severe Thunderstorm Warning | DVN | 20 min |
| Jun 27, 5:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 28, 6:29 AM CDT | Special Weather Statement | DVN | 46 min |
| Jun 29, 1:18 PM CDT | Heat Advisory | DVN | 8 hr |
| Jun 30, 3:18 AM CDT | Heat Advisory | DVN | 18 hr |
| Jun 30, 3:06 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jun 30, 3:20 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 30, 4:54 PM CDT | Severe Thunderstorm Warning | DVN | 51 min |
| Jun 30, 5:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jun 30, 5:31 PM CDT | Severe Thunderstorm Warning | DVN | 44 min |
| Jul 3, 5:07 PM CDT | Special Weather Statement | DVN | 53 min |
| Jul 9, 5:30 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 15, 3:13 PM CDT | Excessive Heat Watch | DVN | 37 hr |
| Jul 16, 3:29 PM CDT | Excessive Heat Warning | DVN | 4 days |
| Jul 16, 6:00 PM CDT | Tornado Warning | DVN | 32 min |
| Jul 17, 4:00 AM CDT | Flash Flood Watch | DVN | 30 hr |
| Jul 17, 9:09 AM CDT | Mesoscale Discussion | SPC | 96 min |
| Jul 17, 10:38 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 17, 11:34 AM CDT | Special Weather Statement | DVN | 86 min |
| Jul 17, 10:43 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 20, 1:25 PM CDT | Special Weather Statement | DVN | 65 min |
| Aug 5, 6:14 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 5, 9:29 PM CDT | Special Weather Statement | DVN | 46 min |
| Aug 12, 4:29 AM CDT | Dense Fog Advisory | DVN | 5 hr |
| Aug 18, 12:00 AM CDT | Mesoscale Discussion | SPC | 90 min |
| Aug 18, 3:07 AM CDT | Special Weather Statement | DVN | 53 min |
| Aug 18, 4:14 AM CDT | Special Weather Statement | DVN | 46 min |
| Sep 2, 6:37 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Sep 3, 2:27 AM CDT | Special Weather Statement | DVN | 33 min |
| Sep 9, 2:49 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Sep 9, 3:32 PM CDT | Tornado Watch | SPC | 6 hr |
| Sep 9, 6:07 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Sep 9, 7:49 PM CDT | Mesoscale Discussion | SPC | 86 min |
| Sep 9, 9:30 PM CDT | Severe Thunderstorm Warning | DVN | 30 min |
| Sep 9, 10:02 PM CDT | Special Weather Statement | DVN | 28 min |
| Sep 9, 10:39 PM CDT | Special Weather Statement | DVN | 66 min |
| Sep 11, 5:26 PM CDT | Special Weather Statement | DVN | 34 min |
| Sep 11, 6:02 PM CDT | Special Weather Statement | DVN | 28 min |
| Sep 11, 6:19 PM CDT | Flash Flood Warning | DVN | 5 hr |
| Sep 12, 1:46 AM CDT | Flash Flood Watch | DVN | 23 hr |
| Sep 12, 1:12 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 12, 3:40 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 12, 4:50 PM CDT | Severe Thunderstorm Warning | DVN | 40 min |
| Sep 12, 6:04 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Sep 14, 3:01 AM CDT | Flash Flood Watch | DVN | 30 hr |
| Sep 15, 9:07 PM CDT | Dense Fog Advisory | DVN | 13 hr |
| Sep 19, 7:05 AM CDT | Special Weather Statement | DVN | 55 min |
| Sep 19, 8:13 AM CDT | Special Weather Statement | DVN | 62 min |
| Sep 19, 8:17 AM CDT | Flash Flood Watch | DVN | 7 hr |
| Sep 19, 8:50 AM CDT | Flash Flood Warning | DVN | 6 hr |
| Sep 20, 4:07 AM CDT | Flash Flood Watch | DVN | 63 hr |
| Sep 22, 2:44 AM CDT | Special Weather Statement | DVN | 61 min |
| Sep 27, 3:49 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 30, 10:00 AM CDT | River Flood Watch | DVN | 43 hr |
| Sep 30, 2:39 PM CDT | Flash Flood Watch | DVN | 39 hr |
| Oct 1, 5:03 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Oct 1, 6:05 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Oct 1, 6:45 PM CDT | Special Weather Statement | DVN | 45 min |
| Oct 1, 6:57 PM CDT | Severe Thunderstorm Warning | DVN | 48 min |
| Oct 1, 8:54 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Oct 1, 9:08 PM CDT | Flash Flood Warning | DVN | 6 hr |
| Oct 2, 4:54 AM CDT | River Flood Warning | DVN | 38 hr |
| Oct 5, 11:57 AM CDT | Special Weather Statement | DVN | 48 min |
| Oct 6, 2:54 AM CDT | River Flood Warning | DVN | 25 hr |
| Oct 10, 4:08 AM CDT | Freeze Watch | DVN | 23 hr |
| Oct 11, 3:36 AM CDT | Freeze Warning | DVN | 29 hr |
| Oct 12, 9:16 AM CDT | Wind Advisory | DVN | 9 hr |
| Oct 19, 8:19 PM CDT | Dense Fog Advisory | DVN | 15 hr |
| Oct 21, 10:48 AM CDT | Wind Advisory | DVN | 28 hr |
| Oct 30, 12:30 PM CDT | Winter Weather Advisory | DVN | 28 hr |
| Nov 10, 12:49 PM CST | Winter Weather Advisory | DVN | 24 hr |
| Nov 20, 12:18 AM CST | Dense Fog Advisory | DVN | 10 hr |
| Nov 25, 2:47 PM CST | High Wind Watch | DVN | 21 hr |
| Nov 26, 11:21 AM CST | High Wind Warning | DVN | 31 hr |
| Dec 9, 2:02 AM CST | Dense Fog Advisory | DVN | 7 hr |
| Dec 9, 11:18 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Dec 9, 11:31 AM CST | Winter Weather Advisory | DVN | 4 hr |
| Dec 9, 12:07 PM CST | Snow Squall Warning | DVN | 53 min |
| Dec 9, 12:57 PM CST | Snow Squall Warning | DVN | 48 min |
| Dec 28, 9:46 AM CST | Dense Fog Advisory | DVN | 10 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 archive20182020
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.