Alert archive / Illinois / Mesoscale Discussions / 2014
Mesoscale Discussions in Illinois, December 2014
3 mesoscale discussions in December 2014. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in December 2014. Tap one for its archive.
- Mesoscale Discussions
- 3
- Busiest day
- December 1, 20142 mesoscale discussions
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 | Counties | Lasted |
|---|---|---|---|---|
| Dec 1, 1:35 AM CST | Mesoscale Discussion | SPC | Clay, Clinton, Edwards, Franklin, Hamilton, Jackson and 11 more | 5 hr |
| Dec 1, 6:22 AM CST | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Jackson and 9 more | 3 hr |
| Dec 8, 4:15 AM CST | Mesoscale Discussion | SPC | Boone, DeKalb, Kane, Lee, McHenry, Ogle and 1 more | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Edwards County2
- Franklin County2
- Hamilton County2
- Jackson County2
- Jefferson County2
- Perry County2
- Wayne County2
- White County2
- Williamson County2
- Clay County1
- Clinton County1
- Marion County1
- Monroe County1
- Randolph County1
- Richland County1
- Saint Clair County1
- Washington County1
- Alexander County1
- Gallatin County1
- Johnson County1
- Pulaski County1
- Saline County1
- Union County1
- Boone County1
- DeKalb County1
- Kane County1
- Lee County1
- McHenry County1
- Ogle County1
- Winnebago County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20132015
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.