Alert archive / Maryland / Frost Advisories
Frost Advisories in Maryland, 2025
22 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
- 22
- Busiest month
- October13 frost advisories
- Busiest day
- October 24, 20253 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 3:11 PM EDT | Frost Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 15 hr |
| Apr 16, 3:33 AM EDT | Frost Advisory | LWX | Baltimore, Carroll, Cecil, Frederick, Harford, Howard and 3 more | 29 hr |
| May 9, 3:22 AM EDT | Frost Advisory | LWX | Garrett | 29 hr |
| May 24, 1:12 PM EDT | Frost Advisory | LWX | Garrett | 20 hr |
| Jun 1, 1:41 PM EDT | Frost Advisory | LWX | Garrett | 18 hr |
| Sep 7, 8:15 PM EDT | Frost Advisory | LWX | Garrett | 12 hr |
| Oct 1, 11:47 AM EDT | Frost Advisory | LWX | Garrett | 15 hr |
| Oct 8, 2:36 AM EDT | Frost Advisory | LWX | Allegany, Garrett | 30 hr |
| Oct 9, 1:06 AM EDT | Frost Advisory | LWX | Baltimore, Carroll, Cecil, Frederick, Harford, Howard and 2 more | 32 hr |
| Oct 16, 1:09 AM EDT | Frost Advisory | LWX | Allegany, Carroll, Frederick, Washington | 32 hr |
| Oct 23, 2:04 AM EDT | Frost Advisory | LWX | Baltimore, Carroll, Frederick, Harford, Howard, Montgomery and 1 more | 31 hr |
| Oct 24, 10:37 AM EDT | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 22 hr |
| Oct 24, 12:19 PM EDT | Frost Advisory | LWX | Anne Arundel, Baltimore, Calvert, Cecil, Charles, Harford and 5 more | 21 hr |
| Oct 24, 1:59 PM EDT | Frost Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 19 hr |
| Oct 25, 1:29 PM EDT | Frost Advisory | LWX | Baltimore, Cecil, Harford | 20 hr |
| Oct 25, 2:16 PM EDT | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 19 hr |
| Oct 26, 2:50 PM EDT | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 18 hr |
| Oct 27, 1:59 PM EDT | Frost Advisory | LWX | Cecil, Harford | 14 hr |
| Oct 27, 2:40 PM EDT | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 18 hr |
| Nov 6, 3:48 AM EST | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 28 hr |
| Nov 6, 12:05 PM EST | Frost Advisory | LWX | Anne Arundel, Baltimore, Calvert, Cecil, Charles, Harford and 5 more | 20 hr |
| Nov 6, 12:35 PM EST | Frost Advisory | AKQ | Dorchester, Wicomico, Worcester | 19 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Harford County7
- Baltimore County6
- Cecil County6
- Garrett County6
- Howard County5
- Montgomery County5
- Caroline County5
- Kent County5
- Queen Anne's County5
- Talbot County5
- Carroll County4
- Frederick County4
- Washington County4
- Dorchester County3
- Wicomico County3
- Worcester County3
- City of Baltimore3
- Somerset County2
- Allegany County2
- Anne Arundel County2
- Calvert County2
- Charles County2
- Prince George's County2
- Saint Mary's County2
The busiest days
Days with the most alerts issued, by UTC date.
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.