Alert archive / Connecticut / Severe Thunderstorm Warnings / 2025
Severe Thunderstorm Warnings in Connecticut, July 2025
34 severe thunderstorm warnings in July 2025. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in July 2025. Tap one for its archive.
- Severe Thunderstorm Warnings
- 34
- Busiest day
- July 3, 202510 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Jul 1, 4:48 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 38 min |
| Jul 1, 6:25 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region | 50 min |
| Jul 1, 6:39 PM EDT | Severe Thunderstorm Warning | BOX | Northeastern Connecticut Planning Region | 51 min |
| Jul 1, 6:49 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 41 min |
| Jul 1, 7:32 PM EDT | Severe Thunderstorm Warning | BOX | Northeastern Connecticut Planning Region | 28 min |
| Jul 3, 4:44 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 61 min |
| Jul 3, 4:52 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region | 38 min |
| Jul 3, 5:30 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 60 min |
| Jul 3, 5:33 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 42 min |
| Jul 3, 5:37 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 38 min |
| Jul 3, 6:01 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 43 min |
| Jul 3, 6:05 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 40 min |
| Jul 3, 6:09 PM EDT | Severe Thunderstorm Warning | BOX | Northeastern Connecticut Planning Region | 66 min |
| Jul 3, 6:12 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 48 min |
| Jul 3, 6:24 PM EDT | Severe Thunderstorm Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 51 min |
| Jul 8, 1:33 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 57 min |
| Jul 8, 2:13 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region | 19 min |
| Jul 8, 2:19 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region | 40 min |
| Jul 8, 11:40 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 49 min |
| Jul 20, 4:59 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region | 46 min |
| Jul 20, 5:20 PM EDT | Severe Thunderstorm Warning | BOX | Northeastern Connecticut Planning Region | 40 min |
| Jul 20, 5:34 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 56 min |
| Jul 20, 6:27 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 48 min |
| Jul 20, 6:29 PM EDT | Severe Thunderstorm Warning | OKX | Southeastern Connecticut Planning Region | 46 min |
| Jul 20, 7:04 PM EDT | Severe Thunderstorm Warning | OKX | Southeastern Connecticut Planning Region | 26 min |
| Jul 25, 1:48 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 42 min |
| Jul 25, 1:55 PM EDT | Severe Thunderstorm Warning | OKX | Naugatuck Valley Planning Region | 50 min |
| Jul 25, 2:13 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 32 min |
| Jul 25, 2:29 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 24 min |
| Jul 25, 2:39 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 37 min |
| Jul 25, 2:43 PM EDT | Severe Thunderstorm Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region | 62 min |
| Jul 25, 3:20 PM EDT | Severe Thunderstorm Warning | OKX | Naugatuck Valley Planning Region | 33 min |
| Jul 30, 4:37 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 53 min |
| Jul 30, 5:23 PM EDT | Severe Thunderstorm Warning | OKX | Naugatuck Valley Planning Region | 39 min |
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 archive20242026
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.