Alert archive / Illinois / River Flood Warnings / 2021
River Flood Warnings in Illinois, October 2021
25 river flood warnings in October 2021. 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 river flood warnings reaches back to 2005.
River Flood Warnings by county
Each county as a circle sized by its count in October 2021. Tap one for its archive.
- River Flood Warnings
- 25
- Busiest day
- October 25, 202121 river flood 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 |
|---|---|---|---|---|
| Oct 24, 10:08 AM CDT | River Flood Warning | ILX | Piatt | 8 days |
| Oct 24, 10:08 AM CDT | River Flood Warning | LOT | Cook | 53 hr |
| Oct 24, 7:59 PM CDT | River Flood Warning | LSX | Brown | 33 hr |
| Oct 24, 8:32 PM CDT | River Flood Warning | ILX | Fulton, Knox | 71 hr |
| Oct 24, 8:32 PM CDT | River Flood Warning | ILX | Fulton | 35 hr |
| Oct 24, 8:37 PM CDT | River Flood Warning | ILX | McLean, Tazewell, Woodford | 14 hr |
| Oct 24, 8:44 PM CDT | River Flood Warning | LOT | Kankakee | 56 hr |
| Oct 24, 8:44 PM CDT | River Flood Warning | LOT | Grundy, Kankakee, Will | 16 hr |
| Oct 24, 9:06 PM CDT | River Flood Warning | LOT | LaSalle | 47 hr |
| Oct 24, 9:06 PM CDT | River Flood Warning | LOT | Livingston | 37 hr |
| Oct 24, 9:06 PM CDT | River Flood Warning | LOT | Grundy | 37 hr |
| Oct 24, 9:16 PM CDT | River Flood Warning | LOT | Grundy, LaSalle | 62 hr |
| Oct 24, 9:16 PM CDT | River Flood Warning | LOT | Bureau, LaSalle, Putnam | 11 days |
| Oct 24, 9:16 PM CDT | River Flood Warning | LOT | LaSalle | 64 hr |
| Oct 25, 5:54 AM CDT | River Flood Warning | IND | Clark, Crawford | 11 days |
| Oct 25, 5:54 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 13 days |
| Oct 25, 5:54 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 13 days |
| Oct 25, 6:02 AM CDT | River Flood Warning | LOT | Cook | 26 hr |
| Oct 25, 11:36 AM CDT | River Flood Warning | LOT | Iroquois | 64 hr |
| Oct 25, 11:48 AM CDT | River Flood Warning | ILX | Marshall, Putnam | 47 hr |
| Oct 25, 11:50 AM CDT | River Flood Warning | ILX | Peoria, Tazewell, Woodford | 12 days |
| Oct 25, 11:52 AM CDT | River Flood Warning | ILX | Cass, Fulton, Mason | 21 days |
| Oct 25, 11:54 AM CDT | River Flood Warning | ILX | Brown, Cass, Morgan, Schuyler | 22 days |
| Oct 30, 6:23 AM CDT | River Flood Warning | LOT | LaSalle | 26 hr |
| Oct 31, 9:36 AM CDT | River Flood Warning | ILX | Marshall, Putnam | 3 days |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- LaSalle County5
- Fulton County3
- Grundy County3
- Putnam County3
- Crawford County3
- Cook County2
- Brown County2
- Tazewell County2
- Woodford County2
- Kankakee County2
- Lawrence County2
- Marshall County2
- Cass County2
- Piatt County1
- Knox County1
- McLean County1
- Will County1
- Livingston County1
- Bureau County1
- Clark County1
- Iroquois County1
- Peoria County1
- Mason County1
- Morgan County1
- Schuyler County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.