Alert archive / Maryland / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Maryland, 2003
190 severe thunderstorm warnings in 2003. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in 2003. Tap one for its archive.
- Severe Thunderstorm Warnings
- 190
- Busiest month
- August59 severe thunderstorm warnings
- Busiest day
- August 26, 200319 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Mar 29, 6:57 PM EST | Severe Thunderstorm Warning | LWX | Calvert, Prince George's | 63 min |
| May 7, 6:45 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 60 min |
| May 7, 7:52 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 38 min |
| May 7, 8:45 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 30 min |
| May 8, 11:55 AM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 50 min |
| May 8, 12:36 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 54 min |
| May 8, 12:41 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 49 min |
| May 31, 3:26 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 34 min |
| May 31, 4:58 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 17 min |
| May 31, 5:24 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 51 min |
| May 31, 6:15 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 45 min |
| May 31, 7:34 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 41 min |
| May 31, 7:46 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert | 74 min |
| Jun 11, 8:16 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 59 min |
| Jun 11, 9:02 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 58 min |
| Jun 11, 9:12 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 63 min |
| Jun 11, 9:32 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 43 min |
| Jun 11, 9:50 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 25 min |
| Jun 11, 10:03 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 42 min |
| Jun 11, 10:26 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 49 min |
| Jun 12, 4:54 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 66 min |
| Jun 12, 5:12 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 48 min |
| Jun 12, 5:19 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 41 min |
| Jun 12, 5:23 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 67 min |
| Jun 12, 5:27 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 63 min |
| Jun 12, 6:22 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 53 min |
| Jun 12, 6:33 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 57 min |
| Jun 12, 7:41 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 64 min |
| Jun 13, 5:20 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 40 min |
| Jun 13, 6:30 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 45 min |
| Jun 13, 7:13 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 47 min |
| Jun 13, 7:35 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 55 min |
| Jun 13, 8:20 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 55 min |
| Jun 13, 8:23 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 52 min |
| Jun 14, 2:55 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 65 min |
| Jun 14, 3:00 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 60 min |
| Jun 14, 3:55 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 50 min |
| Jun 14, 4:13 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 62 min |
| Jun 14, 4:15 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 45 min |
| Jun 14, 5:11 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 34 min |
| Jun 21, 5:07 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 38 min |
| Jun 27, 2:48 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 57 min |
| Jun 27, 3:10 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 65 min |
| Jun 27, 3:28 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert | 62 min |
| Jun 27, 3:55 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 65 min |
| Jun 27, 4:11 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's | 64 min |
| Jun 27, 4:47 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 43 min |
| Jun 30, 10:59 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 61 min |
| Jul 1, 1:04 AM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 56 min |
| Jul 4, 3:38 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 37 min |
| Jul 4, 5:01 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 59 min |
| Jul 6, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 37 min |
| Jul 6, 7:57 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 63 min |
| Jul 6, 8:18 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 57 min |
| Jul 6, 8:45 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 45 min |
| Jul 6, 8:56 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Howard | 94 min |
| Jul 6, 8:58 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 62 min |
| Jul 6, 9:35 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 70 min |
| Jul 6, 9:41 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, City of Baltimore | 64 min |
| Jul 6, 10:04 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 56 min |
| Jul 6, 10:11 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 64 min |
| Jul 6, 10:15 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 60 min |
| Jul 6, 10:24 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's | 51 min |
| Jul 6, 10:50 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 40 min |
| Jul 7, 4:52 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 53 min |
| Jul 7, 6:03 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 57 min |
| Jul 8, 9:34 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 56 min |
| Jul 8, 9:42 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 78 min |
| Jul 9, 4:36 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 69 min |
| Jul 9, 4:53 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 67 min |
| Jul 9, 5:25 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 65 min |
| Jul 9, 5:46 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 74 min |
| Jul 10, 9:47 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 58 min |
| Jul 12, 4:15 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 75 min |
| Jul 12, 5:30 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 60 min |
| Jul 12, 6:04 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 56 min |
| Jul 12, 6:33 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 57 min |
| Jul 12, 6:55 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 65 min |
| Jul 12, 7:24 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 51 min |
| Jul 12, 7:57 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 63 min |
| Jul 14, 6:33 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 57 min |
| Jul 14, 6:44 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 61 min |
| Jul 14, 7:37 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 53 min |
| Jul 18, 3:29 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 46 min |
| Jul 18, 4:47 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 43 min |
| Jul 18, 5:00 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 60 min |
| Jul 18, 5:31 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 44 min |
| Jul 18, 5:55 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 30 min |
| Jul 21, 3:00 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 45 min |
| Jul 21, 7:28 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 32 min |
| Jul 22, 3:45 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 45 min |
| Jul 22, 4:28 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 32 min |
| Jul 22, 4:39 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 31 min |
| Jul 22, 4:49 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 56 min |
| Jul 22, 5:29 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 46 min |
| Jul 22, 7:15 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 45 min |
| Jul 22, 7:38 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 67 min |
| Jul 22, 7:44 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 46 min |
| Aug 3, 3:19 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 56 min |
| Aug 3, 4:09 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 51 min |
| Aug 5, 9:15 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 45 min |
| Aug 5, 10:12 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 48 min |
| Aug 5, 10:55 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 65 min |
| Aug 12, 2:25 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 65 min |
| Aug 12, 5:00 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 60 min |
| Aug 12, 5:50 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 40 min |
| Aug 16, 2:21 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 54 min |
| Aug 16, 2:24 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 66 min |
| Aug 16, 3:30 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 45 min |
| Aug 16, 3:43 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 62 min |
| Aug 16, 4:11 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 64 min |
| Aug 16, 4:30 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 60 min |
| Aug 16, 4:33 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 57 min |
| Aug 16, 4:41 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 64 min |
| Aug 16, 4:45 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 60 min |
| Aug 16, 4:59 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 61 min |
| Aug 16, 5:14 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 76 min |
| Aug 16, 5:45 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 30 min |
| Aug 16, 6:26 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 49 min |
| Aug 16, 7:26 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 29 min |
| Aug 16, 10:25 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 65 min |
| Aug 16, 10:56 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 64 min |
| Aug 22, 5:45 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 60 min |
| Aug 22, 7:19 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 41 min |
| Aug 22, 8:04 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 26 min |
| Aug 22, 8:22 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 68 min |
| Aug 22, 9:37 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 38 min |
| Aug 26, 11:10 AM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 50 min |
| Aug 26, 3:07 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 53 min |
| Aug 26, 3:56 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 79 min |
| Aug 26, 3:58 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 32 min |
| Aug 26, 4:17 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 73 min |
| Aug 26, 4:20 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 70 min |
| Aug 26, 4:38 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 97 min |
| Aug 26, 4:47 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 73 min |
| Aug 26, 4:54 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 51 min |
| Aug 26, 5:08 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 52 min |
| Aug 26, 5:14 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 61 min |
| Aug 26, 5:24 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 41 min |
| Aug 26, 5:30 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 45 min |
| Aug 26, 5:43 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 62 min |
| Aug 26, 5:59 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico | 41 min |
| Aug 26, 6:12 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 93 min |
| Aug 26, 6:15 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 60 min |
| Aug 26, 6:21 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 39 min |
| Aug 26, 7:00 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 45 min |
| Aug 26, 10:35 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 40 min |
| Aug 26, 11:11 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 49 min |
| Aug 27, 10:17 AM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 58 min |
| Aug 27, 11:05 AM EDT | Severe Thunderstorm Warning | LWX | Allegany | 40 min |
| Aug 27, 4:03 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 42 min |
| Aug 27, 4:05 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 55 min |
| Aug 27, 6:31 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 29 min |
| Aug 27, 7:01 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 44 min |
| Aug 27, 7:09 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 51 min |
| Aug 27, 7:30 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 45 min |
| Aug 27, 7:53 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 37 min |
| Sep 2, 4:07 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 53 min |
| Sep 2, 5:00 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 60 min |
| Sep 2, 5:47 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 28 min |
| Sep 2, 5:48 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 42 min |
| Sep 23, 6:36 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 24 min |
| Sep 23, 8:53 AM EDT | Severe Thunderstorm Warning | AKQ | Wicomico, Worcester | 47 min |
| Sep 23, 8:55 AM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 30 min |
| Oct 14, 10:08 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 37 min |
| Oct 14, 10:37 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 38 min |
| Oct 14, 10:46 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 44 min |
| Oct 14, 11:04 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 41 min |
| Oct 27, 2:43 PM EST | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 62 min |
| Oct 27, 2:44 PM EST | Severe Thunderstorm Warning | AKQ | Dorchester | 31 min |
| Nov 5, 3:09 PM EST | Severe Thunderstorm Warning | LWX | Montgomery | 66 min |
| Nov 5, 3:35 PM EST | Severe Thunderstorm Warning | LWX | Howard | 40 min |
| Nov 5, 4:00 PM EST | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, City of Baltimore | 45 min |
| Nov 5, 7:57 PM EST | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 63 min |
| Nov 5, 11:21 PM EST | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 29 min |
| Nov 19, 11:06 AM EST | Severe Thunderstorm Warning | LWX | Allegany | 39 min |
| Nov 19, 11:26 AM EST | Severe Thunderstorm Warning | LWX | Washington | 79 min |
| Nov 19, 12:16 PM EST | Severe Thunderstorm Warning | LWX | Frederick | 59 min |
| Nov 19, 12:52 PM EST | Severe Thunderstorm Warning | LWX | Carroll | 53 min |
| Nov 19, 1:00 PM EST | Severe Thunderstorm Warning | LWX | Montgomery | 60 min |
| Nov 19, 1:12 PM EST | Severe Thunderstorm Warning | LWX | Howard | 63 min |
| Nov 19, 1:29 PM EST | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 61 min |
| Nov 19, 2:22 PM EST | Severe Thunderstorm Warning | LWX | Charles | 53 min |
| Nov 19, 2:24 PM EST | Severe Thunderstorm Warning | LWX | Harford | 66 min |
| Nov 19, 2:32 PM EST | Severe Thunderstorm Warning | PHI | Cecil, Kent | 58 min |
| Nov 19, 3:34 PM EST | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 56 min |
| Nov 28, 2:28 PM EST | Severe Thunderstorm Warning | LWX | Washington | 47 min |
| Nov 28, 3:34 PM EST | Severe Thunderstorm Warning | LWX | Frederick | 41 min |
| Nov 28, 3:43 PM EST | Severe Thunderstorm Warning | LWX | Montgomery | 62 min |
| Nov 28, 6:24 PM EST | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 51 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Montgomery County22
- Prince George's County17
- Frederick County16
- Charles County14
- Talbot County14
- Queen Anne's County14
- Calvert County13
- Saint Mary's County12
- Kent County12
- Howard County10
- Cecil County10
- Caroline County10
- Anne Arundel County9
- Baltimore County9
- Garrett County9
- Washington County8
- Carroll County7
- Allegany County7
- Dorchester County6
- Harford County6
- City of Baltimore5
- Worcester County3
- Somerset County3
- Wicomico County3
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.