Alert archive / Connecticut / Frost Advisories

Frost Advisories in Connecticut, 2025

11 frost advisories in 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 frost advisories reaches back to 2005.

Frost Advisories by county

Each county as a circle sized by its count in 2025. Tap one for its archive.

Frost Advisories
11
Busiest month
October8 frost advisories
Busiest day
October 17, 20252 frost 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.

IssuedProductOfficeCountiesLasted
Apr 17, 2:46 AM EDTFrost AdvisoryOKXLower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region29 hr
Apr 30, 2:53 PM EDTFrost AdvisoryALYNorthwest Hills Planning Region12 hr
Oct 9, 1:02 PM EDTFrost AdvisoryOKXLower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region20 hr
Oct 16, 2:26 AM EDTFrost AdvisoryALYNorthwest Hills Planning Region31 hr
Oct 17, 1:44 AM EDTFrost AdvisoryOKXGreater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region31 hr
Oct 17, 1:19 PM EDTFrost AdvisoryALYNorthwest Hills Planning Region19 hr
Oct 24, 1:57 AM EDTFrost AdvisoryOKXGreater Bridgeport Planning Region31 hr
Oct 25, 1:48 AM EDTFrost AdvisoryOKXGreater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region31 hr
Oct 26, 2:22 PM EDTFrost AdvisoryOKXGreater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region19 hr
Oct 27, 1:44 PM EDTFrost AdvisoryOKXGreater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region19 hr
Nov 6, 1:10 AM ESTFrost AdvisoryOKXGreater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region31 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.

  1. October 17, 20252frost advisories
  2. April 17, 20251frost advisories
  3. April 30, 20251frost advisories
  4. October 9, 20251frost advisories
  5. October 16, 20251frost advisories
  6. October 24, 20251frost advisories
  7. October 25, 20251frost advisories
  8. October 26, 20251frost advisories
  9. October 27, 20251frost advisories
  10. November 6, 20251frost advisories

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.