Alert archive / Maryland / Mesoscale Discussions / 2011
Mesoscale Discussions in Maryland, February 2011
7 mesoscale discussions in February 2011. 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in February 2011. Tap one for its archive.
- Mesoscale Discussions
- 7
- Busiest day
- February 21, 20112 mesoscale discussions
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Feb 1, 8:39 PM EST | Mesoscale Discussion | SPC | Carroll, Washington | 6 hr |
| Feb 21, 5:58 PM EST | Mesoscale Discussion | SPC | Baltimore, Carroll, Frederick, Harford, Howard, Washington and 1 more | 4 hr |
| Feb 21, 6:33 PM EST | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Frederick, Garrett, Howard, Montgomery and 3 more | 5 hr |
| Feb 25, 11:36 AM EST | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Cecil, Charles, Dorchester and 10 more | 84 min |
| Feb 25, 2:40 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 9 more | 65 min |
| Feb 28, 8:36 AM EST | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Garrett, Howard, Montgomery and 1 more | 24 min |
| Feb 28, 12:49 PM EST | Mesoscale Discussion | SPC | Calvert, Caroline, Charles, Dorchester, Saint Mary's, Somerset and 2 more | 56 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Washington County4
- Howard County4
- City of Baltimore4
- Carroll County3
- Frederick County3
- Harford County3
- Anne Arundel County3
- Prince George's County3
- Calvert County3
- Caroline County3
- Charles County3
- Dorchester County3
- Talbot County3
- Wicomico County3
- Baltimore County2
- Allegany County2
- Garrett County2
- Montgomery County2
- Cecil County2
- Kent County2
- Queen Anne's County2
- Saint Mary's County2
- Somerset County2
- Worcester County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.