Alert archive / Illinois / Flash Flood Watches
Flash Flood Watches in Illinois, 2016
34 flash flood watches in 2016. 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 flash flood watches reaches back to 2005.
Flash Flood Watches by county
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Flash Flood Watches
- 34
- Busiest month
- August13 flash flood watches
- Busiest day
- August 24, 20164 flash flood watches
Over time
By month
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 |
|---|---|---|---|---|
| Jan 1, 7:28 PM CST | Flash Flood Watch | PAH | Alexander, Jackson, Union | 40 hr |
| Mar 8, 1:34 PM CST | Flash Flood Watch | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more | 36 hr |
| Mar 8, 3:11 PM CST | Flash Flood Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 50 hr |
| Mar 9, 3:05 AM CST | Flash Flood Watch | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 22 hr |
| May 12, 9:53 AM CDT | Flash Flood Watch | PAH | Gallatin, Hardin, Saline | 6 hr |
| May 26, 11:29 AM CDT | Flash Flood Watch | PAH | Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 5 more | 6 hr |
| May 27, 1:49 PM CDT | Flash Flood Watch | PAH | Alexander, Jackson, Johnson, Massac, Perry, Pope and 3 more | 6 hr |
| Jun 14, 8:54 PM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Grundy, Kane, Kankakee and 8 more | 8 hr |
| Jun 21, 2:33 PM CDT | Flash Flood Watch | DVN | Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more | 19 hr |
| Jun 21, 3:35 PM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Grundy, Kane, Kankakee and 8 more | 33 hr |
| Jun 22, 2:46 AM CDT | Flash Flood Watch | ILX | Knox, McLean, Marshall, Peoria, Stark, Tazewell and 1 more | 6 hr |
| Jun 30, 3:45 PM CDT | Flash Flood Watch | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 4 days |
| Jul 2, 3:06 AM CDT | Flash Flood Watch | DVN | Hancock, Henderson, McDonough, Warren | 19 hr |
| Jul 2, 3:17 AM CDT | Flash Flood Watch | ILX | Cass, Christian, Clark, Clay, Coles, Crawford and 16 more | 55 hr |
| Jul 3, 4:16 AM CDT | Flash Flood Watch | PAH | Edwards, Franklin, Gallatin, Hamilton, Hardin, Jefferson and 8 more | 35 hr |
| Jul 6, 7:47 PM CDT | Flash Flood Watch | PAH | Gallatin, Hardin, Johnson, Massac, Pope, Saline and 1 more | 8 hr |
| Jul 7, 8:52 AM CDT | Flash Flood Watch | PAH | Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 5 more | 6 hr |
| Jul 8, 3:36 AM CDT | Flash Flood Watch | PAH | Johnson, Massac, Pope | 19 hr |
| Jul 27, 3:15 PM CDT | Flash Flood Watch | PAH | Alexander, Hardin, Johnson, Massac, Pope, Pulaski | 20 hr |
| Aug 1, 2:40 PM CDT | Flash Flood Watch | LSX | Adams, Brown, Calhoun, Greene, Jersey, Madison and 3 more | 21 hr |
| Aug 2, 3:05 PM CDT | Flash Flood Watch | LSX | Adams, Bond, Brown, Calhoun, Clinton, Greene and 8 more | 14 hr |
| Aug 11, 3:08 AM CDT | Flash Flood Watch | DVN | Carroll, Henry, Jo Daviess, Mercer, Rock Island, Stephenson and 1 more | 30 hr |
| Aug 11, 8:06 PM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Kane and 9 more | 28 hr |
| Aug 12, 3:40 AM CDT | Flash Flood Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 4 days |
| Aug 12, 3:44 AM CDT | Flash Flood Watch | LSX | Bond, Clinton, Fayette, Macoupin, Madison, Marion and 5 more | 4 days |
| Aug 13, 3:20 AM CDT | Flash Flood Watch | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 13 more | 3 days |
| Aug 14, 9:31 PM CDT | Flash Flood Watch | LOT | Ford, Iroquois, Kankakee | 31 hr |
| Aug 18, 7:54 PM CDT | Flash Flood Watch | LOT | Boone, DeKalb, Ford, Grundy, Iroquois, Kane and 7 more | 8 hr |
| Aug 24, 3:45 AM CDT | Flash Flood Watch | LSX | Adams | 24 hr |
| Aug 24, 4:05 AM CDT | Flash Flood Watch | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more | 23 hr |
| Aug 24, 3:19 PM CDT | Flash Flood Watch | LOT | Grundy, Kendall, LaSalle, Lee, Livingston | 12 hr |
| Aug 24, 3:20 PM CDT | Flash Flood Watch | ILX | Fulton, Knox, McLean, Marshall, Mason, Peoria and 4 more | 12 hr |
| Sep 6, 3:25 PM CDT | Flash Flood Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 39 hr |
| Sep 9, 4:00 AM CDT | Flash Flood Watch | LSX | Bond, Clinton, Madison, Monroe, Randolph, Saint Clair and 1 more | 27 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Johnson County9
- Massac County9
- Pope County9
- Hardin County8
- Alexander County7
- Gallatin County7
- Saline County7
- Williamson County7
- Jackson County6
- Union County6
- Madison County6
- Monroe County6
- Saint Clair County6
- Pulaski County6
- Bond County5
- Clinton County5
- Randolph County5
- Washington County5
- Grundy County5
- Kankakee County5
- Kendall County5
- LaSalle County5
- Lee County5
- Livingston County5
- Calhoun County4
- Greene County4
- Jersey County4
- Macoupin County4
- Boone County4
- DeKalb County4
- Kane County4
- Ogle County4
- Winnebago County4
- Henry County4
- Mercer County4
- Rock Island County4
- Whiteside County4
- Adams County4
- Fayette County3
- Marion County3
58 more counties
- Montgomery County3
- Edwards County3
- Franklin County3
- Hamilton County3
- Jefferson County3
- Perry County3
- Wabash County3
- Wayne County3
- White County3
- Clark County3
- Clay County3
- Crawford County3
- Cumberland County3
- Effingham County3
- Jasper County3
- Lawrence County3
- Richland County3
- DuPage County3
- Lake County3
- McHenry County3
- Bureau County3
- Carroll County3
- Jo Daviess County3
- Putnam County3
- Stephenson County3
- Brown County3
- Pike County3
- Hancock County3
- Henderson County3
- McDonough County3
- Warren County3
- Ford County3
- Knox County2
- McLean County2
- Marshall County2
- Peoria County2
- Stark County2
- Tazewell County2
- Woodford County2
- Christian County2
- Coles County2
- Douglas County2
- Edgar County2
- Fulton County2
- Mason County2
- Moultrie County2
- Sangamon County2
- Schuyler County2
- Shelby County2
- Iroquois County2
- Cass County1
- Menard County1
- Morgan County1
- Scott County1
- Champaign County1
- Macon County1
- Piatt County1
- Vermilion County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20152017
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.