Alert archive / Illinois / River Flood Watches
River Flood Watches in Illinois, 2019
63 river flood watches in 2019. 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 watches reaches back to 2005.
River Flood Watches by county
Each county as a circle sized by its count in 2019. Tap one for its archive.
- River Flood Watches
- 63
- Busiest month
- September17 river flood watches
- Busiest day
- September 30, 20198 river 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 |
|---|---|---|---|---|
| Dec 31, 7:16 PM CST | River Flood Watch | DVN | Hancock, McDonough | 25 hr |
| Feb 3, 8:16 PM CST | River Flood Watch | DVN | Henry, Rock Island | 58 min |
| Feb 4, 9:47 AM CST | River Flood Watch | DVN | Stephenson | 6 days |
| Feb 5, 9:21 PM CST | River Flood Watch | LOT | Iroquois | 37 hr |
| Feb 6, 8:18 PM CST | River Flood Watch | DVN | Henderson, Mercer | 15 hr |
| Feb 22, 10:26 AM CST | River Flood Watch | DVN | Henry, Rock Island, Whiteside | 21 days |
| Feb 22, 10:26 AM CST | River Flood Watch | DVN | Henry, Rock Island | 21 days |
| Feb 23, 7:51 PM CST | River Flood Watch | LOT | Lake | 24 hr |
| Feb 23, 8:47 PM CST | River Flood Watch | LOT | LaSalle | 9 hr |
| Feb 24, 10:05 AM CST | River Flood Watch | LOT | Winnebago | 10 hr |
| Mar 6, 10:14 AM CST | River Flood Watch | DVN | Henry, Rock Island, Whiteside | 42 hr |
| Mar 9, 10:16 AM CST | River Flood Watch | DVN | Stephenson | 24 hr |
| Mar 9, 10:32 AM CST | River Flood Watch | LOT | Winnebago | 46 hr |
| Mar 9, 11:31 AM CST | River Flood Watch | DVN | Hancock | 24 hr |
| Mar 10, 11:55 AM CDT | River Flood Watch | DVN | Hancock, Henderson | 21 days |
| Mar 11, 11:35 AM CDT | River Flood Watch | DVN | Mercer | 21 days |
| Mar 11, 11:35 AM CDT | River Flood Watch | DVN | Henderson, Mercer | 21 days |
| Mar 11, 11:35 AM CDT | River Flood Watch | DVN | Henderson | 21 days |
| Mar 11, 11:35 AM CDT | River Flood Watch | DVN | Hancock | 21 days |
| Mar 12, 9:29 AM CDT | River Flood Watch | LOT | Winnebago | 25 hr |
| Mar 12, 9:29 AM CDT | River Flood Watch | LOT | Winnebago | 21 days |
| Mar 12, 9:29 AM CDT | River Flood Watch | LOT | Boone | 4 days |
| Mar 12, 10:44 AM CDT | River Flood Watch | LOT | Lake | 10 hr |
| Mar 14, 12:16 PM CDT | River Flood Watch | DVN | Jo Daviess | 26 hr |
| Mar 27, 9:52 AM CDT | River Flood Watch | DVN | Hancock, McDonough | 10 hr |
| Mar 29, 8:46 PM CDT | River Flood Watch | LOT | LaSalle | 14 hr |
| May 7, 10:58 AM CDT | River Flood Watch | LOT | Winnebago | 21 days |
| May 7, 10:58 AM CDT | River Flood Watch | LOT | Winnebago | 21 days |
| May 7, 11:19 AM CDT | River Flood Watch | LOT | 10 hr | |
| May 9, 4:58 AM CDT | River Flood Watch | LOT | Lake | 6 hr |
| May 26, 8:08 PM CDT | River Flood Watch | LOT | Kane, Kendall | 13 hr |
| May 27, 9:26 AM CDT | River Flood Watch | LOT | Winnebago | 14 min |
| May 27, 10:48 AM CDT | River Flood Watch | LOT | Winnebago | 9 hr |
| Jul 1, 9:46 PM CDT | River Flood Watch | DVN | Henderson | 21 days |
| Jul 1, 9:46 PM CDT | River Flood Watch | DVN | Hancock, Henderson | 21 days |
| Sep 12, 10:09 AM CDT | River Flood Watch | LOT | Winnebago | 22 hr |
| Sep 13, 7:49 AM CDT | River Flood Watch | DVN | Whiteside | 65 hr |
| Sep 13, 9:42 AM CDT | River Flood Watch | LOT | 7 hr | |
| Sep 21, 9:34 PM CDT | River Flood Watch | DVN | Rock Island | 6 days |
| Sep 21, 9:34 PM CDT | River Flood Watch | DVN | Hancock, Henderson | 7 days |
| Sep 21, 9:38 PM CDT | River Flood Watch | LOT | Winnebago | 23 hr |
| Sep 22, 11:37 AM CDT | River Flood Watch | DVN | Rock Island, Whiteside | 9 hr |
| Sep 27, 10:02 AM CDT | River Flood Watch | DVN | Hancock, McDonough | 23 hr |
| Sep 27, 8:00 PM CDT | River Flood Watch | LOT | Winnebago | 52 min |
| Sep 30, 11:29 AM CDT | River Flood Watch | DVN | Jo Daviess | 45 hr |
| Sep 30, 11:29 AM CDT | River Flood Watch | DVN | Carroll, Whiteside | 7 days |
| Sep 30, 11:29 AM CDT | River Flood Watch | DVN | Rock Island, Whiteside | 21 days |
| Sep 30, 11:29 AM CDT | River Flood Watch | DVN | Rock Island | 21 days |
| Sep 30, 11:29 AM CDT | River Flood Watch | DVN | Rock Island | 21 days |
| Sep 30, 11:29 AM CDT | River Flood Watch | DVN | Rock Island | 21 days |
| Sep 30, 11:29 AM CDT | River Flood Watch | DVN | Mercer, Rock Island | 21 days |
| Sep 30, 11:29 AM CDT | River Flood Watch | DVN | Mercer | 21 days |
| Oct 1, 9:58 AM CDT | River Flood Watch | LOT | Winnebago | 21 days |
| Oct 1, 9:58 AM CDT | River Flood Watch | LOT | Winnebago | 21 days |
| Oct 1, 9:58 AM CDT | River Flood Watch | LOT | Ogle | 10 hr |
| Oct 1, 8:15 PM CDT | River Flood Watch | LOT | Kane, McHenry | 13 hr |
| Oct 2, 9:14 AM CDT | River Flood Watch | LOT | Lake | 17 hr |
| Oct 2, 10:40 AM CDT | River Flood Watch | MKX | Winnebago | 22 days |
| Oct 22, 11:03 AM CDT | River Flood Watch | DVN | Jo Daviess | 11 hr |
| Oct 27, 8:13 PM CDT | River Flood Watch | DVN | Henry, Rock Island | 25 hr |
| Nov 14, 3:19 AM CST | River Flood Watch | MKX | Lake | 47 days |
| Nov 30, 10:29 AM CST | River Flood Watch | DVN | Henry, Rock Island, Whiteside | 24 hr |
| Dec 29, 12:28 PM CST | River Flood Watch | MKX | Lake | 16 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.