Alert archive / Illinois / Tornado Warnings / 2003
Tornado Warnings in Illinois, July 2003
28 tornado warnings in July 2003. 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 warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count in July 2003. Tap one for its archive.
- Tornado Warnings
- 28
- Busiest day
- July 8, 20037 tornado 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 6, 2:25 PM CDT | Tornado Warning | LOT | Lake, McHenry | 50 min |
| Jul 6, 3:18 PM CDT | Tornado Warning | LOT | Lake | 27 min |
| Jul 8, 12:59 PM CDT | Tornado Warning | ILX | Stark | 46 min |
| Jul 8, 1:15 PM CDT | Tornado Warning | ILX | Marshall | 60 min |
| Jul 8, 1:31 PM CDT | Tornado Warning | LOT | LaSalle, Livingston | 59 min |
| Jul 8, 2:00 PM CDT | Tornado Warning | LOT | LaSalle, Livingston | 30 min |
| Jul 8, 2:35 PM CDT | Tornado Warning | ILX | Knox | 55 min |
| Jul 8, 3:35 PM CDT | Tornado Warning | ILX | Tazewell | 25 min |
| Jul 8, 3:45 PM CDT | Tornado Warning | ILX | McLean | 60 min |
| Jul 9, 4:40 PM CDT | Tornado Warning | ILX | McLean | 50 min |
| Jul 9, 5:42 PM CDT | Tornado Warning | ILX | Champaign | 63 min |
| Jul 9, 5:49 PM CDT | Tornado Warning | ILX | Piatt | 41 min |
| Jul 9, 6:08 PM CDT | Tornado Warning | ILX | Vermilion | 52 min |
| Jul 9, 8:00 PM CDT | Tornado Warning | ILX | Mason | 60 min |
| Jul 9, 8:38 PM CDT | Tornado Warning | DVN | Warren | 32 min |
| Jul 9, 9:03 PM CDT | Tornado Warning | DVN | Hancock | 42 min |
| Jul 9, 9:43 PM CDT | Tornado Warning | DVN | Henderson, Warren | 47 min |
| Jul 9, 9:45 PM CDT | Tornado Warning | DVN | McDonough | 60 min |
| Jul 9, 9:54 PM CDT | Tornado Warning | ILX | Fulton | 66 min |
| Jul 17, 6:24 PM CDT | Tornado Warning | LOT | Cook | 36 min |
| Jul 17, 6:45 PM CDT | Tornado Warning | LOT | Will | 30 min |
| Jul 18, 5:08 AM CDT | Tornado Warning | ILX | Christian | 52 min |
| Jul 18, 5:29 AM CDT | Tornado Warning | LSX | Fayette, Montgomery | 76 min |
| Jul 18, 5:41 AM CDT | Tornado Warning | ILX | Shelby | 49 min |
| Jul 18, 5:45 AM CDT | Tornado Warning | ILX | Scott | 45 min |
| Jul 18, 6:00 AM CDT | Tornado Warning | ILX | Christian | 45 min |
| Jul 18, 8:22 AM CDT | Tornado Warning | LSX | Calhoun, Pike | 38 min |
| Jul 21, 1:36 AM CDT | Tornado Warning | ILX | Marshall, Stark | 54 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lake County2
- Stark County2
- Marshall County2
- LaSalle County2
- Livingston County2
- McLean County2
- Warren County2
- Christian County2
- McHenry County1
- Knox County1
- Tazewell County1
- Champaign County1
- Piatt County1
- Vermilion County1
- Mason County1
- Hancock County1
- Henderson County1
- McDonough County1
- Fulton County1
- Cook County1
- Will County1
- Fayette County1
- Montgomery County1
- Shelby County1
- Scott County1
- Calhoun County1
- Pike County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.