Alert archive / Illinois / Stephenson County / Flash Flood Watches
Flash Flood Watches in Stephenson County, Illinois, 2019
11 flash flood watches in 2019. An alert counts here when it covered this county. The archive of flash flood watches reaches back to 2005.
Stephenson County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Flash Flood Watches
- 11
- Busiest month
- September5 flash flood watches
- Busiest day
- February 23, 20191 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 | Lasted |
|---|---|---|---|
| Feb 23, 6:23 AM CST | Flash Flood Watch | DVN | 15 hr |
| May 1, 2:11 PM CDT | Flash Flood Watch | DVN | 19 hr |
| May 18, 2:40 AM CDT | Flash Flood Watch | DVN | 24 hr |
| May 24, 3:46 AM CDT | Flash Flood Watch | DVN | 23 hr |
| May 28, 3:45 AM CDT | Flash Flood Watch | DVN | 25 hr |
| Jul 17, 4:00 AM CDT | Flash Flood Watch | DVN | 30 hr |
| Sep 12, 1:46 AM CDT | Flash Flood Watch | DVN | 23 hr |
| Sep 14, 3:01 AM CDT | Flash Flood Watch | DVN | 30 hr |
| Sep 19, 8:17 AM CDT | Flash Flood Watch | DVN | 7 hr |
| Sep 20, 4:07 AM CDT | Flash Flood Watch | DVN | 63 hr |
| Sep 30, 2:39 PM CDT | Flash Flood Watch | DVN | 39 hr |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe 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.