Alert archive / Illinois / Knox County
River Flood Warnings in Knox County, Illinois
76 river flood warnings since 1986. An alert counts here when it covered this county. The archive of river flood warnings reaches back to 2005.
Knox County and its neighbors
Each county as a circle sized by its count since 1986. Tap one for its archive.
- River Flood Warnings
- 76
- Busiest year
- 200910 river flood warnings
- Average year
- 5over 16 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
The latest river flood warnings
The most recent on file, newest first.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 14, 10:20 AM CDT | River Flood Warning | ILX | 4 days |
| Jun 20, 7:20 PM CDT | River Flood Warning | ILX | 3 days |
| Jun 18, 2:47 AM CDT | River Flood Warning | ILX | 18 hr |
| Jun 11, 12:09 AM CDT | River Flood Warning | ILX | 60 hr |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive
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.