Alert archive / Connecticut / 2021
Weather alerts in Connecticut, September 2021
71 weather alerts in September 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in September 2021. Tap one for its archive.
- Alerts
- 71
- Warnings
- 38
- Watches
- 6
- Advisories
- 11
- Busiest day
- September 2, 202130 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Sep 1, 1:30 PM EDT | River Flood Warning | ALY | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 21 days |
| Sep 1, 2:16 PM EDT | Areal Flood Advisory | ALY | Northwest Hills Planning Region | 119 min |
| Sep 1, 4:16 PM EDT | Areal Flood Advisory | ALY | Northwest Hills Planning Region | 3 hr |
| Sep 1, 5:58 PM EDT | Flash Flood Warning | ALY | Northwest Hills Planning Region | 6 hr |
| Sep 1, 6:22 PM EDT | Tornado Watch | SPC | Greater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 7 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, 9:25 PM EDT | River Flood Warning | ALY | Greater Bridgeport Planning Region, Northwest Hills Planning Region | 47 hr |
| Sep 1, 9:25 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region | 65 min |
| 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, 10:20 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 55 min |
| Sep 1, 11:11 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 64 min |
| Sep 1, 11:20 PM EDT | Mesoscale Discussion | SPC | 85 min | |
| Sep 1, 11:24 PM EDT | River Flood Warning | ALY | Northwest Hills Planning Region | 62 hr |
| Sep 1, 11:24 PM EDT | River Flood Warning | ALY | Northwest Hills Planning Region | 68 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, 12:13 AM EDT | Severe Thunderstorm Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 92 min |
| Sep 2, 12:53 AM EDT | River Flood Warning | OKX | Naugatuck Valley Planning Region | 5 hr |
| Sep 2, 12:57 AM EDT | River Flood Warning | ALY | Northwest Hills Planning Region | 21 hr |
| Sep 2, 1:06 AM EDT | Areal Flood Warning | OKX | Greater Bridgeport Planning Region | 4 hr |
| Sep 2, 1:15 AM EDT | River Flood Warning | OKX | Southeastern Connecticut Planning Region | 21 hr |
| Sep 2, 1:19 AM EDT | River Flood Warning | OKX | Southeastern Connecticut Planning Region | 8 hr |
| Sep 2, 1:51 AM EDT | River Flood Warning | BOX | Capitol Planning Region | 26 hr |
| Sep 2, 1:51 AM EDT | River Flood Warning | BOX | Capitol Planning Region | 66 hr |
| Sep 2, 1:51 AM EDT | River Flood Warning | BOX | Capitol Planning Region | 45 hr |
| Sep 2, 2:30 AM EDT | Areal Flood Warning | OKX | Greater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region | 8 hr |
| Sep 2, 2:37 AM EDT | Areal Flood Warning | ALY | Northwest Hills Planning Region | 6 hr |
| Sep 2, 5:01 AM EDT | Areal Flood Warning | OKX | Greater Bridgeport Planning Region | 3 hr |
| Sep 2, 5:23 AM EDT | Areal Flood Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 19 hr |
| Sep 2, 7:25 AM EDT | Flash Flood Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 6 hr |
| Sep 2, 7:43 AM EDT | Areal Flood Warning | BOX | Northeastern Connecticut Planning Region | 6 hr |
| Sep 2, 8:20 AM EDT | River Flood Warning | BOX | Southeastern Connecticut Planning Region | 53 hr |
| Sep 2, 10:07 AM EDT | Areal Flood Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 15 hr |
| Sep 2, 1:28 PM EDT | Areal Flood Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 6 hr |
| Sep 2, 1:42 PM EDT | Areal Flood Warning | BOX | Northeastern Connecticut Planning Region | 6 hr |
| Sep 3, 12:33 AM EDT | Areal Flood Advisory | OKX | Lower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region | 11 hr |
| Sep 3, 12:46 AM EDT | Areal Flood Advisory | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 11 hr |
| Sep 4, 9:28 PM EDT | River Flood Warning | BOX | Southeastern Connecticut Planning Region | 9 hr |
| Sep 8, 7:54 PM EDT | Severe Thunderstorm Watch | SPC | Northwest Hills Planning Region | 4 hr |
| Sep 8, 9:25 PM EDT | Mesoscale Discussion | SPC | 95 min | |
| Sep 9, 3:33 AM EDT | Special Weather Statement | BOX | 42 min | |
| Sep 9, 3:50 AM EDT | Tornado Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 25 min |
| Sep 9, 4:12 AM EDT | Mesoscale Discussion | SPC | 3 hr | |
| Sep 9, 4:13 AM EDT | Tornado Warning | BOX | Northeastern Connecticut Planning Region | 11 min |
| Sep 15, 3:04 PM EDT | Mesoscale Discussion | SPC | 116 min | |
| Sep 15, 3:43 PM EDT | Severe Thunderstorm Watch | SPC | Capitol Planning Region, Northwest Hills Planning Region | 6 hr |
| Sep 15, 7:12 PM EDT | Special Weather Statement | ALY | 33 min | |
| Sep 15, 8:11 PM EDT | Mesoscale Discussion | SPC | 2 hr | |
| Sep 16, 4:15 AM EDT | Special Weather Statement | BOX | 60 min | |
| Sep 16, 5:15 AM EDT | Special Weather Statement | BOX | 60 min | |
| Sep 17, 8:10 PM EDT | Dense Fog Advisory | BOX | Northeastern Connecticut Planning Region | 12 hr |
| Sep 22, 3:21 PM EDT | Flash Flood Watch | OKX | Greater Bridgeport Planning Region | 35 hr |
| Sep 22, 4:01 PM EDT | Flash Flood Watch | ALY | Northwest Hills Planning Region | 42 hr |
| Sep 23, 2:48 PM EDT | Flash Flood Watch | BOX | Capitol Planning Region | 19 hr |
| Sep 23, 11:33 PM EDT | Areal Flood Advisory | ALY | Northwest Hills Planning Region | 3 hr |
| Sep 23, 11:37 PM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region | 3 hr |
| Sep 23, 11:53 PM EDT | Areal Flood Advisory | OKX | Greater Bridgeport Planning Region | 4 hr |
| Sep 24, 12:15 AM EDT | Areal Flood Advisory | OKX | Naugatuck Valley Planning Region | 5 hr |
| Sep 24, 2:42 AM EDT | Areal Flood Advisory | ALY | Northwest Hills Planning Region | 3 hr |
| Sep 24, 8:07 AM EDT | Areal Flood Advisory | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 2 hr |
| Sep 24, 9:31 AM EDT | River Flood Warning | ALY | Greater Bridgeport Planning Region, Northwest Hills Planning Region | 20 hr |
| Sep 24, 10:44 AM EDT | Areal Flood Advisory | OKX | Southeastern Connecticut Planning Region | 98 min |
| Sep 28, 8:52 AM EDT | Special Weather Statement | BOX | 38 min | |
| Sep 28, 10:27 AM EDT | Special Weather Statement | BOX | 63 min | |
| Sep 28, 10:50 AM EDT | Special Weather Statement | BOX | 40 min | |
| Sep 28, 11:40 AM EDT | Special Weather Statement | OKX | 50 min | |
| Sep 28, 11:56 AM EDT | Special Weather Statement | OKX | 19 min | |
| Sep 28, 12:21 PM EDT | Special Weather Statement | ALY | 54 min | |
| Sep 28, 1:05 PM EDT | Special Weather Statement | OKX | 55 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 4 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 11 |
| Flooding | |
| Areal Flood Warning | 9 |
| Flash Flood Warning | 9 |
| River Flood Warning | 14 |
| Flash Flood Watch | 3 |
| Areal Flood Advisory | 10 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
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.