Alert archive / Illinois / Severe Thunderstorm Watches / 2018
Severe Thunderstorm Watches in Illinois, June 2018
9 severe thunderstorm watches in June 2018. 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 severe thunderstorm watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in June 2018. Tap one for its archive.
- Severe Thunderstorm Watches
- 9
- Busiest day
- June 10, 20183 severe thunderstorm 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 31, 7:56 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 10 more | 7 hr |
| Jun 9, 7:43 PM CDT | Severe Thunderstorm Watch | SPC | Bureau, Carroll, Henry, Jo Daviess, Lee, Ogle and 5 more | 6 hr |
| Jun 10, 12:46 PM CDT | Severe Thunderstorm Watch | SPC | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 7 hr |
| Jun 10, 2:56 PM CDT | Severe Thunderstorm Watch | SPC | Edwards, Wabash, Wayne, White | 5 hr |
| Jun 21, 1:39 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more | 7 hr |
| Jun 26, 9:26 AM CDT | Severe Thunderstorm Watch | SPC | Edwards, Gallatin, Hardin, Massac, Pope, Saline and 2 more | 5 hr |
| Jun 26, 2:22 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Franklin, Gallatin, Hardin, Jackson, Johnson and 10 more | 6 hr |
| Jun 28, 1:04 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 28 more | 7 hr |
| Jun 28, 5:33 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 14 more | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hardin County5
- Massac County5
- Pope County5
- Alexander County4
- Gallatin County4
- Johnson County4
- Pulaski County4
- Saline County4
- Union County4
- White County4
- Franklin County3
- Jackson County3
- Perry County3
- Randolph County3
- Williamson County3
- Edwards County3
- Wabash County3
- Hamilton County2
- Cass County2
- Christian County2
- Clay County2
- Effingham County2
- Fayette County2
- Fulton County2
- Logan County2
- Macoupin County2
- Mason County2
- Menard County2
- Montgomery County2
- Morgan County2
- Sangamon County2
- Schuyler County2
- Scott County2
- Shelby County2
- Tazewell County2
- Wayne County2
- Monroe County2
- Saint Clair County2
- Bureau County1
- Carroll County1
43 more counties
- Henry County1
- Jo Daviess County1
- Lee County1
- Ogle County1
- Putnam County1
- Rock Island County1
- Stephenson County1
- Whiteside County1
- Winnebago County1
- Champaign County1
- Clark County1
- Coles County1
- Crawford County1
- Cumberland County1
- DeWitt County1
- Douglas County1
- Edgar County1
- Jasper County1
- Lawrence County1
- McLean County1
- Macon County1
- Moultrie County1
- Peoria County1
- Piatt County1
- Richland County1
- Vermilion County1
- Woodford County1
- Adams County1
- Bond County1
- Brown County1
- Calhoun County1
- Clinton County1
- Greene County1
- Hancock County1
- Henderson County1
- Jersey County1
- McDonough County1
- Madison County1
- Marion County1
- Pike County1
- Warren County1
- Washington County1
- Jefferson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.