Alert archive / Connecticut / Dense Fog Advisories
Dense Fog Advisories in Connecticut, 2021
9 dense fog advisories 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 dense fog advisories reaches back to 2005.
Dense Fog Advisories by county
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Dense Fog Advisories
- 9
- Busiest month
- December3 dense fog advisories
- Busiest day
- April 11, 20212 dense fog advisories
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 |
|---|---|---|---|---|
| Mar 25, 9:11 PM EDT | Dense Fog Advisory | OKX | Greater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 12 hr |
| Mar 28, 4:41 PM EDT | Dense Fog Advisory | OKX | Greater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 4 hr |
| Apr 11, 2:39 AM EDT | Dense Fog Advisory | BOX | Capitol Planning Region | 7 hr |
| Apr 11, 2:40 AM EDT | Dense Fog Advisory | OKX | Greater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 7 hr |
| Jun 5, 5:06 AM EDT | Dense Fog Advisory | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 4 hr |
| Sep 17, 8:10 PM EDT | Dense Fog Advisory | BOX | Northeastern Connecticut Planning Region | 12 hr |
| Dec 11, 9:33 AM EST | Dense Fog Advisory | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 2 hr |
| Dec 22, 9:18 AM EST | Dense Fog Advisory | BOX | Northeastern Connecticut Planning Region | 5 hr |
| Dec 30, 9:25 PM EST | Dense Fog Advisory | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 13 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. Warning verification from the Mesonet's Cow. Rebuilt daily.