Winter Storm Warnings in Maryland
318 winter storm warnings 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 winter storm warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Winter Storm Warnings
- 318
- Busiest year
- 201033 winter storm warnings
- Average year
- 14over 22 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.
- Allegany County100
- Frederick County61
- Washington County61
- Carroll County60
- Baltimore County59
- Cecil County46
- City of Baltimore41
- Kent County40
- Anne Arundel County39
- Prince George's County37
- Caroline County36
- Talbot County36
- Queen Anne's County34
- Saint Mary's County31
- Dorchester County30
- Charles County30
- Calvert County29
- Montgomery County29
- Somerset County28
- Wicomico County28
- Howard County28
- Harford County27
- Worcester County20
- Garrett County5
The latest winter storm warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 2:46 PM EST | Winter Storm Warning | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 8 more | 57 hr |
| Feb 21, 3:27 AM EST | Winter Storm Warning | PHI | Kent, Queen Anne's | 58 hr |
| Feb 5, 1:17 PM EST | Winter Storm Warning | LWX | Garrett | 42 hr |
| Jan 23, 2:16 PM EST | Winter Storm Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 59 hr |
| Jan 23, 12:38 PM EST | Winter Storm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 60 hr |
| Jan 23, 10:03 AM EST | Winter Storm Warning | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 10 more | 67 hr |
Nearby
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.