Alert archive / Illinois / 1987
Weather alerts in Illinois, July 1987
67 weather alerts in July 1987, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in July 1987. Tap one for its archive.
- Alerts
- 67
- Warnings
- 67
- Watches
- 0
- Advisories
- 0
- Busiest day
- July 6, 198725 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 | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 2:51 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, Macon | 54 min |
| Jul 4, 6:45 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 25 min |
| Jul 5, 1:15 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 45 min |
| Jul 5, 1:15 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 45 min |
| Jul 5, 2:22 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin, Montgomery, Morgan | 38 min |
| Jul 5, 3:15 PM CDT | Severe Thunderstorm Warning | PAH | Massac, Pope | 45 min |
| Jul 5, 8:09 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 36 min |
| Jul 6, 12:21 AM CDT | Tornado Warning | ILX | Clark, Cumberland | 24 min |
| Jul 6, 11:20 AM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 55 min |
| Jul 6, 12:00 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair, Washington | 60 min |
| Jul 6, 12:55 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 65 min |
| Jul 6, 1:05 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Marion, Washington | 40 min |
| Jul 6, 1:44 PM CDT | Severe Thunderstorm Warning | IND | Clay, Wayne | 46 min |
| Jul 6, 1:52 PM CDT | Severe Thunderstorm Warning | ILX | Carroll | 53 min |
| Jul 6, 2:00 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 60 min |
| Jul 6, 2:13 PM CDT | Severe Thunderstorm Warning | IND | Edwards, Richland | 32 min |
| Jul 6, 2:21 PM CDT | Severe Thunderstorm Warning | ILX | Stephenson | 54 min |
| Jul 6, 2:23 PM CDT | Severe Thunderstorm Warning | IND | Lawrence, Wabash | 37 min |
| Jul 6, 2:54 PM CDT | Severe Thunderstorm Warning | ILX | Winnebago | 51 min |
| Jul 6, 3:10 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Pike | 50 min |
| Jul 6, 3:13 PM CDT | Severe Thunderstorm Warning | ILX | Boone | 17 min |
| Jul 6, 3:24 PM CDT | Severe Thunderstorm Warning | LSX | Greene | 39 min |
| Jul 6, 3:45 PM CDT | Severe Thunderstorm Warning | LOT | Kane, McHenry | 60 min |
| Jul 6, 4:24 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey, Madison | 51 min |
| Jul 6, 4:37 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin | 53 min |
| Jul 6, 4:45 PM CDT | Severe Thunderstorm Warning | ILX | Montgomery | 60 min |
| Jul 6, 4:55 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 35 min |
| Jul 6, 5:05 PM CDT | Tornado Warning | ILX | Knox, Peoria | 55 min |
| Jul 6, 5:26 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 64 min |
| Jul 6, 5:52 PM CDT | Severe Thunderstorm Warning | LSX | Effingham | 53 min |
| Jul 6, 6:55 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Edgar | 45 min |
| Jul 7, 3:39 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton | 36 min |
| Jul 8, 6:56 PM CDT | Severe Thunderstorm Warning | ILX | Ogle | 49 min |
| Jul 9, 11:25 AM CDT | Severe Thunderstorm Warning | ILX | Macon | 36 min |
| Jul 10, 4:06 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 24 min |
| Jul 10, 4:48 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 57 min |
| Jul 10, 5:33 PM CDT | Severe Thunderstorm Warning | LOT | Kendall, Will | 57 min |
| Jul 10, 6:24 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 66 min |
| Jul 10, 6:31 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin | 59 min |
| Jul 10, 9:41 PM CDT | Severe Thunderstorm Warning | IND | Richland | 34 min |
| Jul 10, 10:04 PM CDT | Severe Thunderstorm Warning | IND | Lawrence | 26 min |
| Jul 12, 6:33 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 42 min |
| Jul 15, 3:00 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 30 min |
| Jul 15, 4:10 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 20 min |
| Jul 21, 5:12 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 48 min |
| Jul 26, 3:32 PM CDT | Severe Thunderstorm Warning | ILX | Ogle, Stephenson | 43 min |
| Jul 26, 4:21 PM CDT | Severe Thunderstorm Warning | ILX | Boone, DeKalb, Winnebago | 54 min |
| Jul 26, 4:35 PM CDT | Severe Thunderstorm Warning | LOT | Kane | 55 min |
| Jul 26, 5:10 PM CDT | Severe Thunderstorm Warning | LOT | Kane, McHenry | 50 min |
| Jul 26, 5:30 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Kane, McHenry | 60 min |
| Jul 26, 5:30 PM CDT | Severe Thunderstorm Warning | LOT | DuPage | 60 min |
| Jul 26, 5:47 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Moultrie | 58 min |
| Jul 26, 6:08 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Lake | 32 min |
| Jul 26, 11:37 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Sangamon | 68 min |
| Jul 27, 1:32 PM CDT | Severe Thunderstorm Warning | IND | Crawford, Lawrence | 43 min |
| Jul 27, 4:05 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Saline | 55 min |
| Jul 27, 4:55 PM CDT | Severe Thunderstorm Warning | PAH | Pulaski | 50 min |
| Jul 28, 7:45 PM CDT | Severe Thunderstorm Warning | IND | Gallatin, White | 45 min |
| Jul 29, 5:33 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 57 min |
| Jul 29, 5:54 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 66 min |
| Jul 29, 6:16 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 14 min |
| Jul 29, 6:16 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Whiteside | 14 min |
| Jul 30, 4:02 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 28 min |
| Jul 30, 4:59 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox | 31 min |
| Jul 30, 5:38 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas, Edgar | 67 min |
| Jul 31, 2:56 PM CDT | Severe Thunderstorm Warning | ILX | Woodford | 64 min |
| Jul 31, 4:05 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 55 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 | 65 |
| Tornado Warning | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saint Clair County5
- Kane County4
- Macoupin County3
- Calhoun County3
- Lawrence County3
- McHenry County3
- Knox County3
- Cook County3
- Champaign County3
- Logan County2
- Macon County2
- Adams County2
- Madison County2
- Monroe County2
- Montgomery County2
- Jersey County2
- Clinton County2
- Washington County2
- Jo Daviess County2
- Richland County2
- Stephenson County2
- Winnebago County2
- Boone County2
- Coles County2
- Edgar County2
- Ogle County2
- DuPage County2
- Sangamon County2
- Whiteside County2
- DeWitt County1
- Morgan County1
- Massac County1
- Pope County1
- Clark County1
- Cumberland County1
- Jefferson County1
- Marion County1
- Clay County1
- Wayne County1
- Carroll County1
28 more counties
- Edwards County1
- Wabash County1
- Pike County1
- Greene County1
- Peoria County1
- Fayette County1
- Effingham County1
- Bond County1
- Kendall County1
- Will County1
- Vermilion County1
- DeKalb County1
- Moultrie County1
- Lake County1
- Crawford County1
- Johnson County1
- Saline County1
- Pulaski County1
- Gallatin County1
- White County1
- Iroquois County1
- Rock Island County1
- Henry County1
- Randolph County1
- Fulton County1
- Douglas County1
- Woodford County1
- Tazewell County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19861988
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.