Alert archive / Illinois / Flood Watches / 2020
Flood Watches in Illinois, April 2020
6 flood watches in April 2020. 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 flood watches reaches back to 2005.
Flood Watches by county
Each county as a circle sized by its count in April 2020. Tap one for its archive.
- Flood Watches
- 6
- Busiest day
- April 25, 20205 flood watches
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 |
|---|---|---|---|---|
| Apr 25, 1:44 AM CDT | Flood Watch | DVN | McDonough, Warren | 13 hr |
| Apr 25, 1:52 AM CDT | Flood Watch | ILX | Cass, Fulton, Knox, Logan, McLean, Marshall and 10 more | 23 hr |
| Apr 25, 2:34 AM CDT | Flood Watch | LSX | Brown, Greene, Macoupin, Pike | 17 hr |
| Apr 25, 3:09 AM CDT | Flood Watch | LOT | LaSalle, Livingston | 19 hr |
| Apr 25, 2:15 PM CDT | Flood Watch | DVN | Bureau, Putnam | 6 hr |
| Apr 29, 3:55 AM CDT | Flood Watch | LOT | Boone, Cook, DeKalb, DuPage, Kane, Kendall and 3 more | 26 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- McDonough County1
- Warren County1
- Cass County1
- Fulton County1
- Knox County1
- Logan County1
- McLean County1
- Marshall County1
- Mason County1
- Menard County1
- Morgan County1
- Peoria County1
- Sangamon County1
- Schuyler County1
- Scott County1
- Stark County1
- Tazewell County1
- Woodford County1
- Brown County1
- Greene County1
- Macoupin County1
- Pike County1
- LaSalle County1
- Livingston County1
- Bureau County1
- Putnam County1
- Boone County1
- Cook County1
- DeKalb County1
- DuPage County1
- Kane County1
- Kendall County1
- Lake County1
- McHenry County1
- Will County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.