Alert archive / Delaware

Frost Advisories in Delaware

78 frost advisories since 1986. 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 since 1986. Tap one for its archive.

Frost Advisories
78
Busiest year
20167 frost advisories
Average year
4over 19 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

By county

Every county with at least one alert. A county page lists each alert that covered it.

The latest frost advisories

The most recent on file, newest first.

IssuedProductOfficeCountiesLasted
Nov 6, 3:48 AM ESTFrost AdvisoryPHIKent, New Castle, Sussex28 hr
Oct 27, 2:40 PM EDTFrost AdvisoryPHIKent, New Castle, Sussex18 hr
Oct 26, 2:50 PM EDTFrost AdvisoryPHIKent, New Castle, Sussex18 hr
Oct 25, 2:16 PM EDTFrost AdvisoryPHIKent, New Castle, Sussex19 hr
Oct 24, 10:37 AM EDTFrost AdvisoryPHIKent, New Castle, Sussex22 hr
Apr 16, 9:40 AM EDTFrost AdvisoryPHINew Castle21 hr

Nearby

Alerts in force nowTornadoes on recordThe radar archive

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.