Alert archive / Maryland / Mesoscale Discussions
Mesoscale Discussions in Maryland, 2014
85 mesoscale discussions in 2014. 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 2014. Tap one for its archive.
- Mesoscale Discussions
- 85
- Busiest month
- July22 mesoscale discussions
- Busiest day
- July 2, 20144 mesoscale discussions
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 |
|---|---|---|---|---|
| Jan 5, 12:07 PM EST | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Washington | 6 hr |
| Jan 11, 2:10 PM EST | Mesoscale Discussion | SPC | Saint Mary's, Somerset, Wicomico, Worcester | 65 min |
| Jan 21, 5:04 AM EST | Mesoscale Discussion | SPC | Allegany, Frederick, Garrett, Washington | 6 hr |
| Jan 21, 11:03 AM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 11 more | 6 hr |
| Jan 21, 4:28 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 6 hr |
| Jan 28, 7:48 PM EST | Mesoscale Discussion | SPC | Somerset | 4 hr |
| Feb 2, 11:21 PM EST | Mesoscale Discussion | SPC | Allegany, Frederick, Garrett, Washington | 5 hr |
| Feb 3, 4:44 AM EST | Mesoscale Discussion | SPC | Allegany, Garrett | 4 hr |
| Feb 4, 9:45 PM EST | Mesoscale Discussion | SPC | Allegany, Baltimore, Carroll, Cecil, Frederick, Garrett and 5 more | 6 hr |
| Feb 12, 6:41 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 13 more | 6 hr |
| Feb 13, 12:17 AM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Charles, Frederick and 7 more | 5 hr |
| Feb 13, 8:00 AM EST | Mesoscale Discussion | SPC | Baltimore, Carroll, Frederick, Harford, Howard, Montgomery and 2 more | 5 hr |
| Feb 13, 1:43 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Charles, Dorchester, Prince George's and 4 more | 5 hr |
| Feb 21, 12:16 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Dorchester and 9 more | 89 min |
| Feb 21, 2:07 PM EST | Mesoscale Discussion | SPC | Worcester | 53 min |
| Mar 3, 12:47 AM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Charles, Frederick, Harford and 5 more | 5 hr |
| Mar 3, 6:05 AM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 6 hr |
| Mar 12, 11:43 AM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 3 hr |
| Mar 12, 4:21 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 114 min |
| Mar 12, 7:08 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Charles, Dorchester, Harford and 8 more | 97 min |
| Mar 16, 4:28 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Charles, Dorchester, Frederick and 8 more | 6 hr |
| Apr 22, 7:07 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 5 more | 113 min |
| Apr 25, 2:50 PM EDT | Mesoscale Discussion | SPC | Charles, Saint Mary's, Somerset | 2 hr |
| Apr 26, 3:59 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 16 more | 2 hr |
| Apr 30, 3:47 PM EDT | Mesoscale Discussion | SPC | Saint Mary's | 88 min |
| May 10, 2:23 PM EDT | Mesoscale Discussion | SPC | Cecil | 2 hr |
| May 14, 1:48 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 117 min |
| May 14, 5:50 PM EDT | Mesoscale Discussion | SPC | Garrett | 85 min |
| May 15, 3:22 PM EDT | Mesoscale Discussion | SPC | Allegany, Frederick, Montgomery, Washington | 53 min |
| May 15, 5:33 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 6 more | 117 min |
| May 15, 6:24 PM EDT | Mesoscale Discussion | SPC | Frederick, Montgomery, Washington | 96 min |
| May 21, 2:10 PM EDT | Mesoscale Discussion | SPC | Calvert, Charles, Montgomery, Prince George's, Saint Mary's, Somerset | 3 hr |
| May 21, 6:54 PM EDT | Mesoscale Discussion | SPC | Calvert, Charles, Dorchester, Saint Mary's, Somerset, Wicomico and 1 more | 96 min |
| May 22, 1:19 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 116 min |
| May 22, 6:36 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Charles, Dorchester and 9 more | 84 min |
| May 27, 1:43 PM EDT | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Garrett, Washington | 62 min |
| May 27, 6:39 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 9 more | 36 min |
| May 28, 2:28 PM EDT | Mesoscale Discussion | SPC | Allegany, Charles, Garrett, Saint Mary's | 3 hr |
| Jun 8, 11:37 AM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 53 min |
| Jun 8, 1:20 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 2 hr |
| Jun 8, 4:51 PM EDT | Mesoscale Discussion | SPC | Garrett | 114 min |
| Jun 9, 3:03 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 2 hr |
| Jun 11, 1:32 PM EDT | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Garrett, Howard, Montgomery and 2 more | 118 min |
| Jun 11, 8:07 PM EDT | Mesoscale Discussion | SPC | Allegany, Washington | 83 min |
| Jun 18, 9:06 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett, Washington | 54 min |
| Jun 19, 12:18 AM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 14 more | 87 min |
| Jun 25, 1:49 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Carroll, Cecil, Charles and 10 more | 2 hr |
| Jun 25, 5:44 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 6 more | 3 hr |
| Jul 2, 12:05 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 10 more | 55 min |
| Jul 2, 12:45 PM EDT | Mesoscale Discussion | SPC | Caroline, Cecil, Kent, Queen Anne's, Talbot | 60 min |
| Jul 2, 4:27 PM EDT | Mesoscale Discussion | SPC | Caroline, Cecil, Kent, Queen Anne's, Talbot | 93 min |
| Jul 2, 6:25 PM EDT | Mesoscale Discussion | SPC | Baltimore, Carroll, Frederick, Howard, Montgomery, Prince George's and 2 more | 95 min |
| Jul 3, 11:57 AM EDT | Mesoscale Discussion | SPC | Allegany, Baltimore, Carroll, Frederick, Garrett, Harford and 4 more | 63 min |
| Jul 3, 3:41 PM EDT | Mesoscale Discussion | SPC | Carroll, Frederick, Howard, Montgomery, Washington | 64 min |
| Jul 3, 7:59 PM EDT | Mesoscale Discussion | SPC | Caroline, Cecil | 2 hr |
| Jul 8, 4:00 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 90 min |
| Jul 8, 4:42 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 63 min |
| Jul 8, 7:44 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Caroline, Carroll, Cecil, Harford and 5 more | 61 min |
| Jul 9, 3:23 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 97 min |
| Jul 9, 7:59 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Cecil, Dorchester, Harford and 4 more | 91 min |
| Jul 13, 8:46 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 7 more | 89 min |
| Jul 14, 1:06 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 15 more | 84 min |
| Jul 14, 4:39 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 14 more | 96 min |
| Jul 14, 6:59 PM EDT | Mesoscale Discussion | SPC | Calvert, Caroline, Cecil, Dorchester, Kent, Queen Anne's and 4 more | 61 min |
| Jul 15, 1:23 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 13 more | 97 min |
| Jul 15, 4:41 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 94 min |
| Jul 15, 7:04 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Cecil, Charles, Dorchester and 8 more | 56 min |
| Jul 27, 6:09 PM EDT | Mesoscale Discussion | SPC | Carroll | 66 min |
| Jul 27, 9:39 PM EDT | Mesoscale Discussion | SPC | Allegany, Frederick, Washington | 66 min |
| Jul 27, 11:28 PM EDT | Mesoscale Discussion | SPC | Calvert, Caroline, Charles, Dorchester, Queen Anne's, Saint Mary's and 3 more | 2 hr |
| Aug 12, 12:26 PM EDT | Mesoscale Discussion | SPC | Garrett | 2 hr |
| Aug 12, 2:39 PM EDT | Mesoscale Discussion | SPC | Somerset | 2 hr |
| Aug 21, 3:30 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Caroline, Carroll, Cecil, Frederick and 8 more | 2 hr |
| Aug 31, 1:30 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 4 more | 3 hr |
| Aug 31, 4:32 PM EDT | Mesoscale Discussion | SPC | Baltimore, Cecil, Harford, Kent, City of Baltimore | 118 min |
| Sep 2, 4:11 PM EDT | Mesoscale Discussion | SPC | Allegany, Baltimore, Carroll, Frederick, Harford, Howard and 4 more | 94 min |
| Sep 2, 6:29 PM EDT | Mesoscale Discussion | SPC | Cecil | 91 min |
| Sep 6, 4:20 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 9 more | 85 min |
| Sep 6, 6:58 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 11 more | 92 min |
| Sep 21, 1:20 PM EDT | Mesoscale Discussion | SPC | Garrett | 115 min |
| Oct 7, 9:17 PM EDT | Mesoscale Discussion | SPC | Charles | 88 min |
| Oct 7, 11:06 PM EDT | Mesoscale Discussion | SPC | Caroline, Dorchester, Somerset, Talbot, Wicomico | 84 min |
| Oct 15, 1:20 PM EDT | Mesoscale Discussion | SPC | Baltimore, Harford, Howard, City of Baltimore | 2 hr |
| Nov 6, 1:33 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Charles, Dorchester, Prince George's and 4 more | 117 min |
| Nov 26, 8:28 AM EST | Mesoscale Discussion | SPC | Allegany, Garrett | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Frederick County40
- City of Baltimore40
- Baltimore County39
- Kent County39
- Cecil County38
- Harford County38
- Queen Anne's County38
- Carroll County37
- Anne Arundel County37
- Howard County37
- Montgomery County37
- Prince George's County37
- Talbot County35
- Caroline County34
- Charles County33
- Calvert County32
- Saint Mary's County31
- Washington County28
- Allegany County25
- Dorchester County24
- Garrett County22
- Somerset County21
- Wicomico County18
- Worcester County10
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20132015
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.