Alert archive / Iowa / Sac County
Weather alerts in Sac County, Iowa, 2016
103 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Sac County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 103
- Warnings
- 19
- Watches
- 17
- Advisories
- 23
- Busiest month
- July21 alerts
- Busiest day
- September 15, 20168 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 9, 3:55 AM CST | Wind Chill Advisory | DMX | 32 hr |
| Jan 16, 3:29 AM CST | Wind Chill Warning | DMX | 54 hr |
| Jan 24, 3:17 PM CST | Winter Weather Advisory | DMX | 33 hr |
| Jan 31, 3:48 AM CST | Blizzard Watch | DMX | 25 hr |
| Feb 1, 4:21 AM CST | Blizzard Warning | DMX | 50 hr |
| Feb 2, 3:39 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 2, 7:50 AM CST | Mesoscale Discussion | SPC | 4 hr |
| Feb 2, 11:19 PM CST | Winter Weather Advisory | DMX | 14 hr |
| Feb 5, 3:50 PM CST | Blizzard Watch | DMX | 36 hr |
| Feb 7, 3:31 AM CST | Blizzard Warning | DMX | 38 hr |
| Feb 7, 11:18 PM CST | Winter Weather Advisory | DMX | 34 hr |
| Feb 12, 3:30 AM CST | Wind Chill Advisory | DMX | 29 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, 8:54 AM CST | High Wind Warning | DMX | 6 hr |
| Feb 29, 3:34 AM CST | Winter Weather Advisory | DMX | 28 hr |
| Mar 13, 10:15 PM CDT | Dense Fog Advisory | DMX | 14 hr |
| Mar 15, 3:05 PM CDT | Wind Advisory | DMX | 28 hr |
| Mar 22, 4:00 PM CDT | Winter Storm Warning | DMX | 41 hr |
| Mar 22, 4:00 PM CDT | Winter Weather Advisory | DMX | 11 hr |
| Apr 5, 2:57 PM CDT | Wind Advisory | DMX | 25 hr |
| Apr 7, 7:59 AM CDT | Wind Advisory | DMX | 10 hr |
| Apr 7, 3:21 PM CDT | Freeze Watch | DMX | 12 hr |
| Apr 24, 1:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Apr 24, 2:28 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Apr 24, 6:10 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Apr 24, 8:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| May 9, 5:13 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 9, 10:06 PM CDT | Mesoscale Discussion | SPC | 54 min |
| May 23, 1:58 PM CDT | Mesoscale Discussion | SPC | 92 min |
| May 25, 11:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| May 26, 1:56 AM CDT | Special Weather Statement | DMX | 64 min |
| May 30, 5:14 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jun 3, 3:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 13, 3:36 PM CDT | Special Weather Statement | DMX | 54 min |
| Jun 14, 11:45 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 14, 12:42 PM CDT | Special Weather Statement | DMX | 63 min |
| 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, 3:50 PM CDT | Special Weather Statement | DMX | 55 min |
| Jun 21, 9:49 PM CDT | Mesoscale Discussion | SPC | 26 min |
| Jun 21, 11:18 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 22, 2:31 AM CDT | Mesoscale Discussion | SPC | 119 min |
| Jun 25, 1:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Jul 5, 10:15 PM CDT | Mesoscale Discussion | SPC | 90 min |
| Jul 5, 10:35 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 5, 10:54 PM CDT | Severe Thunderstorm Warning | DMX | 51 min |
| Jul 7, 12:20 AM CDT | Severe Thunderstorm Warning | DMX | 40 min |
| 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, 12:52 AM CDT | Severe Thunderstorm Warning | DMX | 38 min |
| Jul 7, 1:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 7, 3:54 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 11, 3:16 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jul 11, 3:48 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 11, 8:13 PM CDT | Special Weather Statement | DMX | 47 min |
| Jul 11, 8:43 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Jul 11, 9:07 PM CDT | Severe Thunderstorm Warning | DMX | 38 min |
| Jul 11, 9:29 PM CDT | Severe Thunderstorm Warning | DMX | 46 min |
| Jul 11, 9:41 PM CDT | Severe Thunderstorm Warning | DMX | 34 min |
| Jul 13, 9:01 AM CDT | Severe Thunderstorm Warning | DMX | 44 min |
| Jul 17, 2:06 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 18, 3:43 PM CDT | Excessive Heat Watch | DMX | 36 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 1, 7:36 AM CDT | Special Weather Statement | DMX | 54 min |
| Aug 10, 3:52 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Aug 11, 3:46 AM CDT | Flash Flood Watch | DMX | 27 hr |
| Aug 11, 4:29 AM CDT | Special Weather Statement | DMX | 61 min |
| 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, 6:52 PM CDT | Severe Thunderstorm Warning | DMX | 53 min |
| Aug 23, 2:05 PM CDT | Mesoscale Discussion | SPC | 55 min |
| Aug 23, 2:49 PM CDT | Special Weather Statement | DMX | 41 min |
| Sep 6, 3:47 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 6, 10:45 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Sep 9, 9:16 AM CDT | Special Weather Statement | DMX | 44 min |
| Sep 15, 3:35 PM CDT | Flash Flood Watch | DMX | 13 hr |
| Sep 15, 3:51 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Sep 15, 4:38 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Sep 15, 5:24 PM CDT | Special Weather Statement | DMX | 21 min |
| Sep 15, 5:28 PM CDT | Severe Thunderstorm Warning | DMX | 17 min |
| Sep 15, 5:40 PM CDT | Special Weather Statement | DMX | 35 min |
| Sep 15, 6:10 PM CDT | Flash Flood Warning | DMX | 6 hr |
| Sep 15, 6:16 PM CDT | Special Weather Statement | DMX | 44 min |
| Sep 15, 7:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Sep 15, 9:58 PM CDT | Flash Flood Warning | DMX | 6 hr |
| Sep 20, 3:32 PM CDT | Flash Flood Watch | DMX | 69 hr |
| Oct 12, 3:53 AM CDT | Freeze Warning | DMX | 29 hr |
| Oct 15, 3:24 PM CDT | Dense Fog Advisory | DMX | 20 hr |
| Oct 16, 3:30 PM CDT | Dense Fog Advisory | DMX | 20 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 22, 2:53 PM CST | Winter Weather Advisory | DMX | 27 hr |
| Dec 23, 3:48 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Dec 24, 1:50 AM CST | Dense Fog Advisory | DMX | 26 hr |
| Dec 25, 2:34 PM CST | Wind Advisory | DMX | 27 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.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 9 |
| Severe Thunderstorm Watch | 10 |
| Mesoscale Discussion | 32 |
| Special Weather Statement | 12 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 3 |
| Winter | |
| Blizzard Warning | 2 |
| Winter Storm Warning | 1 |
| Blizzard Watch | 2 |
| Winter Weather Advisory | 9 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Cold | |
| Freeze Warning | 1 |
| Wind Chill Warning | 2 |
| Freeze Watch | 1 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
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.