Weather alerts in Maryland, 2002
206 weather alerts in 2002, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2002. Tap one for its archive.
- Alerts
- 206
- Warnings
- 178
- Watches
- 28
- Advisories
- 0
- Busiest month
- May74 alerts
- Busiest day
- June 6, 200224 alerts
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 26, 7:30 PM EST | Severe Thunderstorm Watch | SPC | Somerset, Wicomico | 5 hr |
| Apr 3, 2:00 PM EST | Severe Thunderstorm Watch | SPC | Calvert, Caroline, Dorchester, Queen Anne's, Saint Mary's, Somerset and 3 more | 6 hr |
| Apr 18, 5:06 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 39 min |
| Apr 18, 5:23 PM EDT | Flash Flood Warning | LWX | Anne Arundel | 3 hr |
| Apr 19, 3:12 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 48 min |
| Apr 19, 3:34 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 41 min |
| Apr 19, 5:17 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 28 min |
| Apr 28, 7:51 AM EDT | Flash Flood Warning | PBZ | Garrett | 3 hr |
| Apr 28, 1:30 PM EDT | Tornado Watch | SPC | Allegany, Garrett | 4 hr |
| Apr 28, 3:30 PM EDT | Tornado Watch | SPC | Baltimore, Carroll, Frederick, Harford, Howard, Montgomery and 3 more | 6 hr |
| Apr 28, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Garrett | 4 hr |
| Apr 28, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Garrett | 4 hr |
| Apr 28, 6:00 PM EDT | Tornado Watch | SPC | Calvert, Caroline, Cecil, Dorchester, Kent, Queen Anne's and 5 more | 4 hr |
| Apr 28, 6:48 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's | 42 min |
| Apr 28, 6:59 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery | 46 min |
| Apr 28, 7:02 PM EDT | Tornado Warning | LWX | Calvert, Charles, Prince George's, Saint Mary's | 43 min |
| Apr 28, 7:44 PM EDT | Tornado Warning | AKQ | Dorchester | 46 min |
| Apr 28, 7:44 PM EDT | Tornado Warning | LWX | Calvert | 31 min |
| Apr 28, 8:21 PM EDT | Tornado Warning | AKQ | Wicomico | 44 min |
| Apr 28, 9:09 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 46 min |
| May 2, 6:32 AM EDT | Flash Flood Warning | PBZ | Garrett | 3 hr |
| May 2, 2:30 PM EDT | Tornado Watch | SPC | Allegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 7 more | 7 hr |
| May 2, 2:45 PM EDT | Tornado Watch | SPC | Saint Mary's, Somerset | 6 hr |
| May 2, 3:25 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 50 min |
| May 2, 3:30 PM EDT | Tornado Watch | SPC | Calvert, Caroline, Cecil, Dorchester, Kent, Queen Anne's and 1 more | 6 hr |
| May 2, 3:44 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 46 min |
| May 2, 4:05 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 40 min |
| May 2, 4:22 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 38 min |
| May 2, 4:58 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 47 min |
| May 2, 5:15 PM EDT | Tornado Warning | LWX | Harford | 30 min |
| May 2, 5:21 PM EDT | Tornado Warning | PHI | Cecil | 24 min |
| May 2, 5:44 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 31 min |
| May 9, 2:30 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Carroll, Frederick, Garrett, Howard, Montgomery and 1 more | 5 hr |
| May 9, 6:15 PM EDT | Severe Thunderstorm Watch | SPC | Somerset | 5 hr |
| May 12, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Baltimore, Carroll, Cecil, Frederick, Garrett and 5 more | 6 hr |
| May 12, 4:17 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 28 min |
| May 12, 4:42 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 48 min |
| May 12, 4:44 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Frederick | 46 min |
| May 12, 5:12 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Harford, Prince George's, City of Baltimore | 48 min |
| May 12, 5:15 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Caroline, Cecil, Harford, Howard and 6 more | 5 hr |
| May 12, 5:32 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 43 min |
| May 12, 6:05 PM EDT | Tornado Warning | LWX | Carroll, Frederick | 40 min |
| May 12, 6:08 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 37 min |
| May 12, 6:15 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 30 min |
| May 12, 6:23 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 52 min |
| May 12, 6:39 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 51 min |
| May 12, 7:24 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 21 min |
| May 12, 7:43 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 47 min |
| May 12, 7:53 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 22 min |
| May 12, 8:07 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 38 min |
| May 12, 8:58 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 47 min |
| May 13, 1:30 PM EDT | Tornado Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 6 hr |
| May 13, 3:11 PM EDT | Tornado Warning | LWX | Montgomery | 34 min |
| May 13, 3:14 PM EDT | Tornado Warning | LWX | Howard | 31 min |
| May 13, 3:21 PM EDT | Tornado Warning | LWX | Baltimore, City of Baltimore | 24 min |
| May 13, 3:46 PM EDT | Tornado Warning | LWX | Baltimore, Harford, City of Baltimore | 29 min |
| May 13, 4:02 PM EDT | Tornado Warning | PHI | Cecil, Kent | 43 min |
| May 13, 4:36 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 24 min |
| May 13, 4:40 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 30 min |
| May 13, 4:40 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 65 min |
| May 13, 4:57 PM EDT | Tornado Warning | AKQ | Somerset | 28 min |
| May 13, 6:30 PM EDT | Severe Thunderstorm Watch | SPC | Somerset | 6 hr |
| May 13, 7:02 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 43 min |
| May 13, 7:20 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 40 min |
| May 13, 7:57 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 33 min |
| May 13, 8:32 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Somerset, Wicomico | 38 min |
| May 13, 8:45 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 40 min |
| May 13, 9:21 PM EDT | Tornado Warning | AKQ | Worcester | 19 min |
| May 14, 3:21 PM EDT | Severe Thunderstorm Warning | LWX | Allegany, Washington | 24 min |
| May 14, 3:55 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 50 min |
| May 14, 4:07 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford, Howard, Montgomery, City of Baltimore | 38 min |
| May 14, 4:29 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 46 min |
| May 14, 4:46 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 29 min |
| May 14, 5:00 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Charles | 60 min |
| May 14, 5:15 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 30 min |
| May 14, 6:56 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Howard, Montgomery, City of Baltimore | 34 min |
| May 14, 7:17 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 28 min |
| May 14, 7:21 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 39 min |
| May 14, 7:59 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 46 min |
| May 18, 8:10 AM EDT | Severe Thunderstorm Warning | LWX | Charles | 50 min |
| May 26, 2:00 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Charles, Frederick and 7 more | 6 hr |
| May 26, 3:12 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 48 min |
| May 26, 5:04 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 41 min |
| May 26, 5:37 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 38 min |
| May 26, 5:41 PM EDT | Flash Flood Warning | LWX | Montgomery | 79 min |
| May 26, 7:12 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 33 min |
| May 26, 10:19 PM EDT | Flash Flood Warning | LWX | Montgomery | 86 min |
| May 27, 4:50 AM EDT | Flash Flood Warning | LWX | Montgomery | 115 min |
| May 27, 7:51 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 24 min |
| May 28, 5:07 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 38 min |
| May 28, 6:02 PM EDT | Flash Flood Warning | PBZ | Garrett | 118 min |
| May 29, 6:43 PM EDT | Flash Flood Warning | LWX | Allegany | 3 hr |
| May 31, 5:15 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Baltimore, Carroll, Cecil, Frederick, Harford and 4 more | 6 hr |
| May 31, 6:00 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 30 min |
| May 31, 9:08 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 67 min |
| May 31, 9:28 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 32 min |
| Jun 4, 4:29 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 61 min |
| Jun 4, 5:45 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Garrett, Washington | 5 hr |
| Jun 4, 7:48 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 27 min |
| Jun 5, 3:45 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 5 more | 5 hr |
| Jun 5, 4:52 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 23 min |
| Jun 5, 5:16 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 29 min |
| Jun 5, 6:16 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 44 min |
| Jun 5, 8:35 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 40 min |
| Jun 5, 8:43 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert | 62 min |
| Jun 5, 9:03 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 42 min |
| Jun 5, 9:09 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 51 min |
| Jun 5, 9:25 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 50 min |
| Jun 5, 9:45 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 30 min |
| Jun 6, 2:30 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Charles, Frederick and 7 more | 6 hr |
| Jun 6, 2:52 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 38 min |
| Jun 6, 3:22 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 53 min |
| Jun 6, 3:29 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Prince George's | 46 min |
| Jun 6, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Calvert, Caroline, Dorchester, Queen Anne's, Saint Mary's, Somerset and 3 more | 5 hr |
| Jun 6, 3:52 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 53 min |
| Jun 6, 4:12 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 78 min |
| Jun 6, 4:32 PM EDT | Tornado Warning | LWX | Calvert | 28 min |
| Jun 6, 4:41 PM EDT | Tornado Warning | LWX | Washington | 49 min |
| Jun 6, 4:46 PM EDT | Tornado Warning | PHI | Talbot | 44 min |
| Jun 6, 4:50 PM EDT | Tornado Warning | LWX | Frederick | 40 min |
| Jun 6, 5:11 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 29 min |
| Jun 6, 5:23 PM EDT | Tornado Warning | LWX | Carroll | 37 min |
| Jun 6, 5:24 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 51 min |
| Jun 6, 5:43 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 32 min |
| Jun 6, 5:50 PM EDT | Tornado Warning | LWX | Baltimore, City of Baltimore | 40 min |
| Jun 6, 6:07 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 38 min |
| Jun 6, 6:32 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 43 min |
| Jun 13, 1:55 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 65 min |
| Jun 13, 2:30 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 45 min |
| Jun 16, 5:07 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 38 min |
| Jun 16, 5:32 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 38 min |
| Jun 16, 5:57 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 33 min |
| Jun 16, 6:03 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 32 min |
| Jun 19, 1:49 PM EDT | Flash Flood Warning | LWX | Saint Mary's | 71 min |
| Jun 26, 3:20 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 25 min |
| Jun 27, 2:15 PM EDT | Severe Thunderstorm Watch | SPC | Garrett | 6 hr |
| Jun 27, 5:16 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 44 min |
| Jun 27, 5:45 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 12 more | 4 hr |
| Jun 27, 6:43 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 47 min |
| Jun 27, 7:18 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 57 min |
| Jun 27, 7:25 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 50 min |
| Jul 2, 4:53 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 37 min |
| Jul 3, 4:07 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 43 min |
| Jul 3, 5:16 PM EDT | Severe Thunderstorm Warning | AKQ | Wicomico, Worcester | 29 min |
| Jul 9, 6:46 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 44 min |
| Jul 9, 8:28 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford, City of Baltimore | 47 min |
| Jul 9, 8:37 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 23 min |
| Jul 9, 8:41 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 49 min |
| Jul 9, 8:54 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 51 min |
| Jul 9, 9:30 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 45 min |
| Jul 23, 6:06 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 24 min |
| Jul 23, 6:31 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 29 min |
| Jul 23, 7:14 PM EDT | Flash Flood Warning | LWX | Baltimore, Harford | 2 hr |
| Aug 1, 5:11 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 64 min |
| Aug 1, 5:48 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 57 min |
| Aug 1, 6:14 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 61 min |
| Aug 1, 6:35 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 55 min |
| Aug 1, 6:41 PM EDT | Flash Flood Warning | PBZ | Garrett | 3 hr |
| Aug 1, 6:47 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 43 min |
| Aug 2, 1:54 PM EDT | Severe Thunderstorm Warning | AKQ | Wicomico | 41 min |
| Aug 2, 2:24 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 31 min |
| Aug 2, 5:30 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 60 min |
| Aug 2, 7:49 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 56 min |
| Aug 3, 12:19 AM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 41 min |
| Aug 3, 12:50 AM EDT | Flash Flood Warning | LWX | Baltimore | 115 min |
| Aug 3, 1:01 AM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 59 min |
| Aug 3, 2:13 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 62 min |
| Aug 3, 2:49 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 41 min |
| Aug 3, 2:54 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 51 min |
| Aug 3, 3:00 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 45 min |
| Aug 3, 3:38 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Howard, Montgomery, Prince George's | 82 min |
| Aug 3, 3:51 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 39 min |
| Aug 3, 4:03 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, City of Baltimore | 42 min |
| Aug 3, 4:31 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 44 min |
| Aug 3, 4:41 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's | 64 min |
| Aug 3, 4:57 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 33 min |
| Aug 3, 5:20 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 55 min |
| Aug 3, 5:42 PM EDT | Flash Flood Warning | PBZ | Garrett | 2 hr |
| Aug 5, 2:35 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 40 min |
| Aug 5, 2:50 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 11 more | 5 hr |
| Aug 5, 3:22 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 38 min |
| Aug 5, 3:56 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 64 min |
| Aug 5, 4:11 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 49 min |
| Aug 5, 4:49 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 56 min |
| Aug 14, 1:24 AM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 51 min |
| Aug 24, 3:52 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 38 min |
| Aug 24, 7:57 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 33 min |
| Aug 26, 11:26 AM EDT | Tornado Warning | LWX | Charles | 34 min |
| Sep 1, 10:39 AM EDT | Flash Flood Warning | AKQ | Worcester | 51 min |
| Sep 1, 11:39 AM EDT | Flash Flood Warning | AKQ | Worcester | 51 min |
| Sep 1, 12:36 PM EDT | Flash Flood Warning | AKQ | Worcester | 114 min |
| Sep 1, 1:57 PM EDT | Flash Flood Warning | AKQ | Wicomico | 2 hr |
| Sep 1, 2:35 PM EDT | Flash Flood Warning | AKQ | Worcester | 85 min |
| Sep 1, 4:03 PM EDT | Flash Flood Warning | AKQ | Wicomico, Worcester | 117 min |
| Sep 1, 4:45 PM EDT | Flash Flood Warning | PHI | Kent, Queen Anne's | 2 hr |
| Sep 27, 3:28 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 62 min |
| Sep 27, 3:58 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 47 min |
| Sep 27, 7:47 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 58 min |
| Nov 10, 10:45 PM EST | Tornado Watch | SPC | Garrett | 5 hr |
| Nov 11, 5:05 AM EST | Tornado Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 9 more | 6 hr |
| Nov 11, 6:16 AM EST | Severe Thunderstorm Warning | LWX | Montgomery | 44 min |
| Nov 11, 6:58 AM EST | Tornado Warning | LWX | Charles | 32 min |
| Nov 11, 6:58 AM EST | Tornado Warning | LWX | Charles | 32 min |
| Nov 11, 7:56 AM EST | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 49 min |
| Nov 11, 8:54 AM EST | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 51 min |
| Nov 11, 11:00 AM EST | Tornado Watch | SPC | Saint Mary's, Somerset, Wicomico, Worcester | 4 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 135 |
| Tornado Warning | 23 |
| Severe Thunderstorm Watch | 18 |
| Tornado Watch | 10 |
| Flooding | |
| Flash Flood Warning | 20 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Montgomery County37
- Baltimore County30
- Anne Arundel County27
- Prince George's County27
- Frederick County24
- Howard County24
- Harford County23
- Washington County23
- Charles County23
- City of Baltimore22
- Garrett County21
- Kent County21
- Cecil County20
- Allegany County19
- Carroll County18
- Calvert County17
- Queen Anne's County17
- Saint Mary's County16
- Somerset County14
- Talbot County14
- Worcester County14
- Wicomico County13
- Caroline County13
- Dorchester County13
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20012003
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.