Alert archive / Connecticut / Flash Flood Warnings
Flash Flood Warnings in Connecticut, 2021
32 flash flood warnings in 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Flash Flood Warnings
- 32
- Busiest month
- July15 flash flood warnings
- Busiest day
- July 9, 20215 flash flood warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 8:26 PM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region | 94 min |
| Jul 8, 3:15 PM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region | 3 hr |
| Jul 9, 8:08 AM EDT | Flash Flood Warning | ALY | Northwest Hills Planning Region | 4 hr |
| Jul 9, 8:19 AM EDT | Flash Flood Warning | BOX | Capitol Planning Region | 6 hr |
| Jul 9, 8:47 AM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 4 hr |
| Jul 9, 8:56 AM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region | 3 hr |
| Jul 9, 11:48 AM EDT | Flash Flood Warning | OKX | Southeastern Connecticut Planning Region | 3 hr |
| Jul 17, 4:14 PM EDT | Flash Flood Warning | BOX | Northeastern Connecticut Planning Region | 5 hr |
| Jul 17, 4:20 PM EDT | Flash Flood Warning | ALY | Northwest Hills Planning Region | 3 hr |
| Jul 17, 4:58 PM EDT | Flash Flood Warning | BOX | Capitol Planning Region | 2 hr |
| Jul 17, 5:21 PM EDT | Flash Flood Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 5 hr |
| Jul 17, 5:30 PM EDT | Flash Flood Warning | BOX | Northeastern Connecticut Planning Region | 3 hr |
| Jul 17, 10:46 PM EDT | Flash Flood Warning | ALY | Northwest Hills Planning Region | 2 hr |
| Jul 18, 1:02 AM EDT | Flash Flood Warning | ALY | Northwest Hills Planning Region | 3 hr |
| Jul 29, 5:25 PM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region | 2 hr |
| Aug 19, 7:02 AM EDT | Flash Flood Warning | ALY | Northwest Hills Planning Region | 96 min |
| Aug 19, 8:14 AM EDT | Flash Flood Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 3 hr |
| Aug 22, 10:54 AM EDT | Flash Flood Warning | OKX | Southeastern Connecticut Planning Region | 3 hr |
| Aug 22, 12:23 PM EDT | Flash Flood Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region | 4 hr |
| Aug 22, 1:28 PM EDT | Flash Flood Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 4 hr |
| Aug 22, 1:37 PM EDT | Flash Flood Warning | BOX | Capitol Planning Region | 4 hr |
| Aug 22, 1:53 PM EDT | Flash Flood Warning | BOX | Capitol Planning Region | 4 hr |
| Aug 23, 11:52 AM EDT | Flash Flood Warning | BOX | Capitol Planning Region | 3 hr |
| Sep 1, 5:58 PM EDT | Flash Flood Warning | ALY | Northwest Hills Planning Region | 6 hr |
| Sep 1, 6:51 PM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region | 5 hr |
| Sep 1, 7:57 PM EDT | Flash Flood Warning | BOX | Capitol Planning Region | 12 hr |
| Sep 1, 9:37 PM EDT | Flash Flood Warning | BOX | Northeastern Connecticut Planning Region | 10 hr |
| Sep 1, 10:08 PM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 4 hr |
| Sep 1, 11:38 PM EDT | Flash Flood Warning | ALY | Northwest Hills Planning Region | 3 hr |
| Sep 2, 12:06 AM EDT | Flash Flood Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 5 hr |
| Sep 2, 7:25 AM EDT | Flash Flood Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 6 hr |
| Sep 23, 11:37 PM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region | 3 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 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. Rebuilt daily.