Alert archive / Illinois / Tornado Watches / 2015
Tornado Watches in Illinois, May 2015
2 tornado watches in May 2015. 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 tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in May 2015. Tap one for its archive.
- Tornado Watches
- 2
- Busiest day
- May 24, 20152 tornado watches
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 |
|---|---|---|---|---|
| May 24, 4:14 PM CDT | Tornado Watch | SPC | Adams, Alexander, Bond, Brown, Calhoun, Clinton and 16 more | 8 hr |
| May 24, 5:34 PM CDT | Tornado Watch | SPC | Boone, Bureau, Carroll, Cass, Christian, DeKalb and 36 more | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County1
- Alexander County1
- Bond County1
- Brown County1
- Calhoun County1
- Clinton County1
- Fayette County1
- Greene County1
- Jackson County1
- Jersey County1
- Macoupin County1
- Madison County1
- Marion County1
- Monroe County1
- Montgomery County1
- Perry County1
- Pike County1
- Pulaski County1
- Randolph County1
- Saint Clair County1
- Union County1
- Washington County1
- Boone County1
- Bureau County1
- Carroll County1
- Cass County1
- Christian County1
- DeKalb County1
- DeWitt County1
- Fulton County1
- Hancock County1
- Henderson County1
- Henry County1
- Jo Daviess County1
- Knox County1
- LaSalle County1
- Lee County1
- Livingston County1
- Logan County1
- McDonough County1
24 more counties
- McLean County1
- Macon County1
- Marshall County1
- Mason County1
- Menard County1
- Mercer County1
- Morgan County1
- Moultrie County1
- Ogle County1
- Peoria County1
- Piatt County1
- Putnam County1
- Rock Island County1
- Sangamon County1
- Schuyler County1
- Scott County1
- Shelby County1
- Stark County1
- Stephenson County1
- Tazewell County1
- Warren County1
- Whiteside County1
- Winnebago County1
- Woodford County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.