Alert archive / Illinois / Severe Thunderstorm Warnings / 2015
Severe Thunderstorm Warnings in Illinois, July 2015
97 severe thunderstorm warnings in July 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in July 2015. Tap one for its archive.
- Severe Thunderstorm Warnings
- 97
- Busiest day
- July 13, 201519 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Jul 1, 7:38 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 37 min |
| Jul 1, 8:05 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair, Washington | 40 min |
| Jul 1, 8:48 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 27 min |
| Jul 1, 9:18 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 42 min |
| Jul 1, 9:46 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Randolph | 44 min |
| Jul 6, 3:59 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 46 min |
| Jul 6, 4:29 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Rock Island, Whiteside | 46 min |
| Jul 6, 5:05 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry | 40 min |
| Jul 6, 5:40 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Whiteside | 25 min |
| Jul 6, 5:44 PM CDT | Severe Thunderstorm Warning | LOT | Lee | 30 min |
| Jul 8, 9:18 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Johnson, Pulaski, Union | 27 min |
| Jul 9, 6:21 PM CDT | Severe Thunderstorm Warning | PAH | Alexander | 24 min |
| Jul 9, 6:49 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 41 min |
| Jul 9, 7:16 PM CDT | Severe Thunderstorm Warning | PAH | Massac | 14 min |
| Jul 10, 2:53 PM CDT | Severe Thunderstorm Warning | PAH | Alexander | 37 min |
| Jul 11, 1:07 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown | 38 min |
| Jul 11, 2:07 PM CDT | Severe Thunderstorm Warning | ILX | Mason, Tazewell | 38 min |
| Jul 11, 2:13 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Scott | 32 min |
| Jul 11, 2:14 PM CDT | Severe Thunderstorm Warning | LSX | Brown, Pike | 28 min |
| Jul 11, 2:25 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Tazewell | 35 min |
| Jul 11, 2:35 PM CDT | Severe Thunderstorm Warning | ILX | Scott | 25 min |
| Jul 11, 2:42 PM CDT | Severe Thunderstorm Warning | ILX | Morgan | 22 min |
| Jul 11, 2:57 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Scott | 48 min |
| Jul 11, 3:19 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Macoupin | 41 min |
| Jul 11, 3:56 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin | 49 min |
| Jul 11, 4:47 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough | 58 min |
| Jul 11, 4:53 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Macoupin | 67 min |
| Jul 11, 5:36 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 39 min |
| Jul 11, 5:37 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown | 38 min |
| Jul 11, 5:55 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard, Morgan, Sangamon | 50 min |
| Jul 11, 6:20 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Macoupin | 40 min |
| Jul 11, 6:39 PM CDT | Severe Thunderstorm Warning | LSX | Brown | 18 min |
| Jul 11, 7:29 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Scott | 31 min |
| Jul 11, 7:35 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Macoupin, Pike | 40 min |
| Jul 11, 8:15 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey, Macoupin | 45 min |
| Jul 11, 9:39 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 39 min |
| Jul 11, 10:09 PM CDT | Severe Thunderstorm Warning | ILX | Macon, Moultrie, Piatt | 66 min |
| Jul 13, 5:05 AM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry, Winnebago | 55 min |
| Jul 13, 5:37 AM CDT | Severe Thunderstorm Warning | LOT | Lake | 38 min |
| Jul 13, 5:41 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 3 more | 64 min |
| Jul 13, 6:22 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Kane, Kendall, Will | 53 min |
| Jul 13, 8:17 AM CDT | Severe Thunderstorm Warning | LOT | Ford, Livingston | 43 min |
| Jul 13, 9:59 AM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 31 min |
| Jul 13, 4:59 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 61 min |
| Jul 13, 5:08 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island, Whiteside | 27 min |
| Jul 13, 5:37 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, LaSalle, Livingston | 53 min |
| Jul 13, 5:37 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 53 min |
| Jul 13, 5:53 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 37 min |
| Jul 13, 5:54 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry | 39 min |
| Jul 13, 6:20 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown, Pike | 55 min |
| Jul 13, 6:29 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Grundy, Kankakee, Livingston | 61 min |
| Jul 13, 6:38 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, Will | 52 min |
| Jul 13, 6:40 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 35 min |
| Jul 13, 6:46 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Scott | 44 min |
| Jul 13, 6:48 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry, Putnam | 37 min |
| Jul 13, 6:55 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 22 min |
| Jul 13, 7:11 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee, Will | 49 min |
| Jul 13, 7:21 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 24 min |
| Jul 13, 7:22 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois, Kankakee | 53 min |
| Jul 13, 7:25 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Macoupin | 50 min |
| Jul 13, 8:02 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Montgomery | 58 min |
| Jul 13, 8:16 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois, Kankakee | 44 min |
| Jul 13, 8:21 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Putnam | 30 min |
| Jul 13, 8:36 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette | 41 min |
| Jul 13, 8:46 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 29 min |
| Jul 13, 8:51 PM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry, Winnebago | 39 min |
| Jul 13, 8:54 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 48 min |
| Jul 13, 8:59 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 31 min |
| Jul 13, 9:34 PM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry, Winnebago | 41 min |
| Jul 13, 9:38 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson, Wayne | 18 min |
| Jul 13, 9:56 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Kane | 33 min |
| Jul 14, 12:42 AM CDT | Severe Thunderstorm Warning | ILX | Macon, Moultrie | 33 min |
| Jul 14, 1:07 AM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Edgar | 37 min |
| Jul 14, 1:54 AM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford | 36 min |
| Jul 16, 5:32 PM CDT | Severe Thunderstorm Warning | DVN | Henderson | 43 min |
| Jul 16, 6:17 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Mercer, Warren | 43 min |
| Jul 16, 7:01 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 25 min |
| Jul 16, 7:42 PM CDT | Severe Thunderstorm Warning | DVN | McDonough, Warren | 26 min |
| Jul 16, 7:49 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox | 41 min |
| Jul 16, 8:27 PM CDT | Severe Thunderstorm Warning | ILX | Peoria | 48 min |
| Jul 16, 9:23 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Tazewell, Woodford | 52 min |
| Jul 16, 9:34 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Mason, Tazewell | 41 min |
| Jul 17, 12:13 AM CDT | Severe Thunderstorm Warning | ILX | Logan, McLean, Tazewell | 47 min |
| Jul 17, 12:38 AM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, McLean | 52 min |
| Jul 17, 3:33 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Winnebago | 57 min |
| Jul 17, 4:24 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Winnebago | 66 min |
| Jul 17, 5:20 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Kane | 40 min |
| Jul 17, 7:00 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois, Kankakee | 45 min |
| Jul 18, 2:06 PM CDT | Severe Thunderstorm Warning | LOT | McHenry | 23 min |
| Jul 18, 3:10 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 35 min |
| Jul 18, 3:19 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 26 min |
| Jul 18, 3:47 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 13 min |
| Jul 19, 3:12 AM CDT | Severe Thunderstorm Warning | LSX | Adams | 48 min |
| Jul 20, 9:43 AM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 47 min |
| Jul 20, 8:02 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Massac, Pulaski, Union | 43 min |
| Jul 27, 4:10 PM CDT | Severe Thunderstorm Warning | LSX | Randolph, Saint Clair, Washington | 19 min |
| Jul 28, 2:54 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Macon, Piatt | 36 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cook County9
- Adams County7
- Macoupin County7
- Morgan County6
- Greene County6
- Boone County6
- Winnebago County6
- DuPage County6
- Bureau County5
- Brown County5
- Tazewell County5
- Scott County5
- Pike County5
- McHenry County5
- Kankakee County5
- Saint Clair County4
- Henry County4
- Alexander County4
- Logan County4
- Kane County4
- Iroquois County4
- Rock Island County3
- Whiteside County3
- Pulaski County3
- Cass County3
- Macon County3
- Lake County3
- DeKalb County3
- Will County3
- Livingston County3
- Grundy County3
- Madison County2
- Clinton County2
- Washington County2
- Monroe County2
- Randolph County2
- Johnson County2
- Union County2
- Massac County2
- Mason County2
37 more counties
- Hancock County2
- McDonough County2
- Moultrie County2
- Piatt County2
- Kendall County2
- Ford County2
- LaSalle County2
- Putnam County2
- Bond County2
- Clark County2
- Henderson County2
- Warren County2
- McLean County2
- DeWitt County2
- Clay County1
- Lee County1
- Schuyler County1
- Menard County1
- Sangamon County1
- Calhoun County1
- Jersey County1
- Ogle County1
- Vermilion County1
- Montgomery County1
- Fayette County1
- Marion County1
- Jefferson County1
- Wayne County1
- Coles County1
- Edgar County1
- Crawford County1
- Mercer County1
- Fulton County1
- Knox County1
- Peoria County1
- Marshall 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. Warning verification from the Mesonet's Cow. Rebuilt daily.