Alert archive / Iowa / Johnson County / 2016
Weather alerts in Johnson County, Iowa, September 2016
16 weather alerts in September 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 16
- Warnings
- 3
- Watches
- 4
- Advisories
- 0
- Busiest day
- September 8, 20163 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 |
|---|---|---|---|
| Sep 6, 3:25 PM CDT | Flash Flood Watch | DVN | 39 hr |
| Sep 7, 1:00 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 7, 2:19 PM CDT | Special Weather Statement | DVN | 26 min |
| Sep 8, 12:41 AM CDT | Special Weather Statement | DVN | 64 min |
| Sep 8, 1:53 AM CDT | Special Weather Statement | DVN | 22 min |
| Sep 8, 2:20 AM CDT | Special Weather Statement | DVN | 55 min |
| Sep 15, 9:23 PM CDT | River Flood Watch | DVN | 24 hr |
| Sep 19, 2:02 PM CDT | Mesoscale Discussion | SPC | 58 min |
| Sep 19, 2:55 PM CDT | Tornado Watch | SPC | 4 hr |
| Sep 19, 5:07 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Sep 21, 2:00 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 21, 9:44 PM CDT | River Flood Watch | DVN | 24 hr |
| Sep 22, 10:26 AM CDT | River Flood Warning | DVN | 10 days |
| Sep 23, 4:24 AM CDT | Special Weather Statement | DVN | 51 min |
| Sep 23, 4:33 AM CDT | Flash Flood Warning | DVN | 6 hr |
| Sep 23, 11:01 PM CDT | River Flood Warning | DVN | 3 days |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Tornado Watch | 1 |
| Mesoscale Discussion | 4 |
| Special Weather Statement | 5 |
| Flooding | |
| Flash Flood Warning | 1 |
| River Flood Warning | 2 |
| Flash Flood Watch | 1 |
| River Flood Watch | 2 |
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.