Alert archive / Iowa / Cass County / 2018
Weather alerts in Cass County, Iowa, September 2018
21 weather alerts in September 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 21
- Warnings
- 4
- Watches
- 4
- Advisories
- 0
- Busiest day
- September 1, 20189 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|
| Aug 31, 8:47 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Aug 31, 10:01 PM CDT | Special Weather Statement | DMX | 59 min |
| Aug 31, 10:09 PM CDT | Severe Thunderstorm Warning | DMX | 51 min |
| Sep 1, 1:28 AM CDT | Severe Thunderstorm Warning | DMX | 47 min |
| Sep 1, 1:38 AM CDT | Special Weather Statement | OAX | 37 min |
| Sep 1, 2:16 AM CDT | Special Weather Statement | OAX | 29 min |
| Sep 1, 4:38 AM CDT | Flash Flood Watch | DMX | 24 hr |
| Sep 1, 6:30 AM CDT | Severe Thunderstorm Warning | DMX | 45 min |
| Sep 1, 6:34 PM CDT | Mesoscale Discussion | SPC | 56 min |
| Sep 1, 8:20 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Sep 1, 10:04 PM CDT | Special Weather Statement | DMX | 56 min |
| Sep 1, 10:27 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Sep 2, 9:45 AM CDT | Flash Flood Watch | DMX | 36 hr |
| Sep 2, 2:24 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 18, 2:12 PM CDT | Severe Thunderstorm Warning | DMX | 48 min |
| Sep 18, 3:06 PM CDT | Mesoscale Discussion | SPC | 84 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, 5:48 PM CDT | Mesoscale Discussion | SPC | 57 min |
| Sep 20, 9:01 PM CDT | Special Weather Statement | DMX | 59 min |
| Sep 25, 9:27 AM CDT | Mesoscale Discussion | SPC | 2 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 | 4 |
| Severe Thunderstorm Watch | 2 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 5 |
| Flooding | |
| Flash Flood Watch | 2 |
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. Warning verification from the Mesonet's Cow. Rebuilt daily.