Alert archive / Iowa / Marshall County
Weather alerts in Marshall County, Iowa, 2021
94 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Marshall County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 94
- Warnings
- 28
- Watches
- 13
- Advisories
- 32
- Busiest month
- December17 alerts
- Busiest day
- July 14, 20216 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 2, 2:12 PM CST | Dense Fog Advisory | DMX | 22 hr |
| Jan 3, 2:40 PM CST | Dense Fog Advisory | DMX | 21 hr |
| Jan 13, 3:49 PM CST | Winter Weather Advisory | DMX | 50 hr |
| Jan 19, 2:42 PM CST | Winter Weather Advisory | DMX | 4 hr |
| Jan 24, 3:17 AM CST | Winter Storm Watch | DMX | 12 hr |
| Jan 24, 3:17 AM CST | Winter Storm Warning | DMX | 57 hr |
| Jan 25, 3:26 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Jan 29, 2:56 PM CST | Winter Storm Warning | DMX | 35 hr |
| Jan 29, 2:56 PM CST | Winter Weather Advisory | DMX | 42 hr |
| Feb 2, 8:51 PM CST | Dense Fog Advisory | DMX | 12 hr |
| Feb 3, 3:35 AM CST | Blizzard Warning | DMX | 41 hr |
| Feb 3, 3:35 AM CST | Winter Weather Advisory | DMX | 48 hr |
| Feb 5, 2:42 PM CST | Wind Chill Advisory | DMX | 45 hr |
| Feb 6, 1:43 PM CST | Wind Chill Warning | DMX | 22 hr |
| Feb 8, 2:22 PM CST | Wind Chill Advisory | DMX | 19 hr |
| Feb 10, 2:44 PM CST | Wind Chill Advisory | DMX | 19 hr |
| Feb 11, 2:56 PM CST | Wind Chill Advisory | DMX | 45 hr |
| Feb 12, 2:59 PM CST | Wind Chill Watch | DMX | 13 hr |
| Feb 13, 3:52 AM CST | Wind Chill Warning | DMX | 3 days |
| Feb 20, 3:32 AM CST | Winter Weather Advisory | DMX | 40 hr |
| Feb 21, 8:52 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Mar 10, 3:55 AM CST | Wind Advisory | DMX | 20 hr |
| Mar 10, 1:32 PM CST | Mesoscale Discussion | SPC | 118 min |
| Mar 10, 2:46 PM CST | Tornado Watch | SPC | 5 hr |
| Mar 10, 5:34 PM CST | Severe Thunderstorm Warning | DMX | 24 min |
| Mar 10, 5:43 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 13, 3:08 AM CST | Winter Storm Watch | DMX | 24 hr |
| Mar 14, 4:02 AM CDT | Winter Weather Advisory | DMX | 36 hr |
| Mar 14, 6:20 PM CDT | Mesoscale Discussion | SPC | 6 hr |
| Mar 15, 1:50 AM CDT | Mesoscale Discussion | SPC | 6 hr |
| Mar 21, 2:28 AM CDT | Wind Advisory | DMX | 14 hr |
| Mar 28, 4:22 AM CDT | Fire Weather Watch | DMX | 11 hr |
| Mar 28, 2:52 PM CDT | Red Flag Warning | DMX | 29 hr |
| Mar 28, 3:02 PM CDT | Wind Advisory | DMX | 29 hr |
| Apr 19, 3:28 AM CDT | Freeze Watch | DMX | 11 hr |
| Apr 19, 2:56 PM CDT | Freeze Warning | DMX | 18 hr |
| Apr 19, 2:56 PM CDT | Freeze Warning | DMX | 42 hr |
| Apr 21, 3:34 AM CDT | Freeze Warning | DMX | 29 hr |
| May 11, 2:32 PM CDT | Frost Advisory | DMX | 16 hr |
| May 15, 1:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| May 16, 3:13 AM CDT | Dense Fog Advisory | DMX | 5 hr |
| May 20, 9:05 PM CDT | Mesoscale Discussion | SPC | 115 min |
| May 28, 2:58 PM CDT | Frost Advisory | DMX | 16 hr |
| Jun 16, 3:34 PM CDT | Heat Advisory | DMX | 28 hr |
| Jun 20, 1:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 22, 6:51 PM CDT | Mesoscale Discussion | SPC | 54 min |
| Jun 25, 1:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 14, 7:02 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 14, 8:49 AM CDT | Severe Thunderstorm Warning | DMX | 56 min |
| Jul 14, 1:40 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 14, 2:35 PM CDT | Tornado Watch | SPC | 8 hr |
| Jul 14, 5:47 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Jul 14, 6:02 PM CDT | Tornado Warning | DMX | 43 min |
| Jul 14, 7:23 PM CDT | Severe Thunderstorm Warning | DMX | 67 min |
| Jul 14, 8:10 PM CDT | Tornado Warning | DMX | 35 min |
| Jul 14, 8:28 PM CDT | Flash Flood Warning | DMX | 6 hr |
| Jul 14, 8:35 PM CDT | Mesoscale Discussion | SPC | 25 min |
| Jul 14, 8:42 PM CDT | Severe Thunderstorm Warning | DMX | 43 min |
| Jul 26, 3:33 AM CDT | Excessive Heat Watch | DMX | 36 hr |
| Jul 27, 3:04 PM CDT | Heat Advisory | DMX | 52 hr |
| Aug 8, 3:39 PM CDT | Heat Advisory | DMX | 51 hr |
| Aug 10, 1:12 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 10, 3:00 PM CDT | Severe Thunderstorm Warning | DMX | 60 min |
| Aug 23, 3:13 PM CDT | Heat Advisory | DMX | 28 hr |
| Aug 24, 1:52 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 24, 3:28 PM CDT | Severe Thunderstorm Warning | DMX | 47 min |
| Aug 24, 4:03 PM CDT | Severe Thunderstorm Warning | DMX | 57 min |
| Aug 26, 9:40 AM CDT | Mesoscale Discussion | SPC | 95 min |
| Aug 30, 11:29 PM CDT | Severe Thunderstorm Warning | DMX | 46 min |
| Aug 30, 11:50 PM CDT | Severe Thunderstorm Warning | DMX | 40 min |
| Sep 20, 12:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 20, 2:07 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 20, 3:55 PM CDT | Mesoscale Discussion | SPC | 95 min |
| Sep 20, 5:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Oct 21, 2:49 AM CDT | Freeze Warning | DMX | 30 hr |
| Oct 22, 2:39 PM CDT | Freeze Warning | DMX | 18 hr |
| Nov 13, 5:47 PM CST | Wind Advisory | DMX | 14 hr |
| Dec 5, 2:43 AM CST | Wind Advisory | DMX | 30 hr |
| Dec 9, 5:14 AM CST | Winter Weather Advisory | DMX | 3 hr |
| Dec 9, 11:44 AM CST | Winter Weather Advisory | DMX | 42 hr |
| Dec 13, 3:40 AM CST | High Wind Watch | DMX | 24 hr |
| Dec 14, 4:09 AM CST | High Wind Warning | DMX | 47 hr |
| Dec 15, 12:28 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 15, 1:23 PM CST | Tornado Watch | SPC | 7 hr |
| Dec 15, 5:52 PM CST | Severe Thunderstorm Warning | DMX | 53 min |
| Dec 15, 6:30 PM CST | Severe Thunderstorm Warning | DMX | 75 min |
| Dec 15, 6:47 PM CST | Severe Thunderstorm Warning | DMX | 43 min |
| Dec 15, 7:09 PM CST | Severe Thunderstorm Warning | DMX | 66 min |
| Dec 15, 11:52 PM CST | Wind Advisory | DMX | 6 hr |
| Dec 24, 4:05 AM CST | Dense Fog Advisory | DMX | 8 hr |
| Dec 27, 2:11 PM CST | Winter Weather Advisory | DMX | 28 hr |
| Dec 28, 8:59 AM CST | Mesoscale Discussion | SPC | 5 hr |
| Dec 30, 9:07 PM CST | Dense Fog Advisory | DMX | 21 hr |
| Dec 31, 11:11 AM CST | Winter Weather Advisory | DMX | 10 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 | 13 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 3 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 21 |
| Flooding | |
| Flash Flood Warning | 1 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 10 |
| Heat | |
| Excessive Heat Watch | 1 |
| Heat Advisory | 4 |
| Cold | |
| Freeze Warning | 5 |
| Wind Chill Warning | 2 |
| Freeze Watch | 1 |
| Wind Chill Watch | 1 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 4 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 6 |
| 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 archive20202022
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.