Alert archive / Illinois / Johnson County / 2011
Weather alerts in Johnson County, Illinois, November 2011
13 weather alerts in November 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 13
- Warnings
- 4
- Watches
- 2
- Advisories
- 5
- Busiest day
- November 14, 20116 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 |
|---|---|---|---|
| Nov 4, 10:14 PM CDT | Dense Fog Advisory | PAH | 13 hr |
| Nov 9, 2:32 PM CST | Freeze Warning | PAH | 41 hr |
| Nov 12, 4:16 PM CST | Wind Advisory | PAH | 24 hr |
| Nov 14, 12:27 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Nov 14, 3:04 PM CST | Tornado Watch | SPC | 5 hr |
| Nov 14, 5:21 PM CST | Severe Thunderstorm Warning | PAH | 39 min |
| Nov 14, 5:32 PM CST | Mesoscale Discussion | SPC | 88 min |
| Nov 14, 5:36 PM CST | Areal Flood Advisory | PAH | 114 min |
| Nov 14, 5:46 PM CST | Severe Thunderstorm Warning | PAH | 44 min |
| Nov 20, 11:20 PM CST | Severe Thunderstorm Warning | PAH | 25 min |
| Nov 21, 4:12 AM CST | Flash Flood Watch | PAH | 28 hr |
| Nov 22, 3:12 AM CST | Areal Flood Advisory | PAH | 93 min |
| Nov 29, 8:07 AM CST | Winter Weather Advisory | PAH | 4 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 | 3 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 2 |
| Flooding | |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 2 |
| Winter | |
| Winter Weather Advisory | 1 |
| Cold | |
| Freeze Warning | 1 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.