Alert archive / Illinois / Knox County / 2012
Weather alerts in Knox County, Illinois, April 2012
16 weather alerts in April 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 16
- Warnings
- 6
- Watches
- 4
- Advisories
- 1
- Busiest day
- April 1, 20126 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 |
|---|---|---|---|
| Mar 31, 8:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| Mar 31, 9:24 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Apr 1, 1:06 AM CDT | Severe Thunderstorm Warning | ILX | 54 min |
| Apr 1, 1:33 AM CDT | Mesoscale Discussion | SPC | 117 min |
| Apr 1, 1:59 AM CDT | Severe Thunderstorm Warning | ILX | 46 min |
| Apr 1, 7:56 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 3, 2:17 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Apr 4, 3:00 PM CDT | Freeze Watch | ILX | 25 hr |
| Apr 5, 3:36 PM CDT | Freeze Warning | ILX | 16 hr |
| Apr 8, 2:55 PM CDT | Fire Weather Watch | ILX | 13 hr |
| Apr 9, 3:54 AM CDT | Red Flag Warning | ILX | 15 hr |
| Apr 9, 3:10 PM CDT | Freeze Watch | ILX | 13 hr |
| Apr 10, 3:44 AM CDT | Freeze Warning | ILX | 28 hr |
| Apr 11, 3:46 AM CDT | Freeze Warning | ILX | 28 hr |
| Apr 15, 3:10 AM CDT | Wind Advisory | ILX | 18 hr |
| Apr 15, 6:12 PM CDT | Mesoscale Discussion | SPC | 63 min |
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 | 2 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 5 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 2 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20112013
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.