Weather alerts in Maryland, 2008
831 weather alerts in 2008, 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 2008. Tap one for its archive.
- Alerts
- 831
- Warnings
- 427
- Watches
- 98
- Advisories
- 209
- Busiest month
- June177 alerts
- Busiest day
- June 4, 200837 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 |
|---|---|---|---|---|
| Dec 31, 9:44 PM EST | Winter Storm Warning | PBZ | 39 hr | |
| Jan 2, 3:49 AM EST | Wind Chill Advisory | LWX | Allegany | 30 hr |
| Jan 8, 2:47 PM EST | Wind Advisory | PBZ | 16 hr | |
| Jan 9, 2:49 AM EST | Wind Advisory | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 7 hr |
| Jan 9, 3:34 AM EST | Wind Advisory | PHI | Cecil | 10 hr |
| Jan 14, 2:51 PM EST | Snow Advisory | PBZ | 28 hr | |
| Jan 14, 3:21 PM EST | Snow Advisory | LWX | Allegany | 37 hr |
| Jan 16, 2:35 PM EST | Winter Weather Advisory | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 3 more | 36 hr |
| Jan 16, 9:28 PM EST | Winter Storm Warning | LWX | Carroll, Frederick, Washington | 24 hr |
| Jan 17, 1:54 AM EST | Winter Weather Advisory | PBZ | 16 hr | |
| Jan 17, 10:35 AM EST | Winter Weather Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 22 hr |
| Jan 17, 12:53 PM EST | Mesoscale Discussion | SPC | Baltimore, Carroll, Cecil, Frederick, Harford, Howard and 3 more | 4 hr |
| Jan 19, 4:50 AM EST | Winter Weather Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 22 hr |
| Jan 19, 2:16 PM EST | Wind Chill Advisory | PBZ | 22 hr | |
| Jan 19, 2:22 PM EST | Wind Chill Advisory | LWX | Allegany | 32 hr |
| Jan 21, 3:04 PM EST | Winter Weather Advisory | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 3 more | 22 hr |
| Jan 24, 3:13 AM EST | Snow Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 15 hr |
| Jan 24, 3:35 AM EST | Snow Advisory | LWX | Allegany | 20 hr |
| Jan 24, 12:23 PM EST | Snow Advisory | AKQ | Dorchester, Wicomico | 6 hr |
| Jan 25, 3:23 AM EST | Wind Chill Advisory | LWX | Allegany | 7 hr |
| Jan 29, 2:08 AM EST | Winter Weather Advisory | LWX | Washington | 3 hr |
| Jan 29, 3:02 AM EST | Wind Advisory | PBZ | 12 hr | |
| Jan 29, 7:26 AM EST | Freezing Rain Advisory | LWX | Anne Arundel, Baltimore, Carroll, Frederick, City of Baltimore | 3 hr |
| Jan 29, 2:47 PM EST | High Wind Warning | PBZ | 18 hr | |
| Jan 29, 3:00 PM EST | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 15 hr |
| Jan 29, 3:18 PM EST | High Wind Warning | LWX | Allegany | 20 hr |
| Jan 29, 3:18 PM EST | Wind Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 20 hr |
| Jan 29, 3:20 PM EST | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 24 hr |
| Jan 30, 2:58 PM EST | Winter Storm Watch | LWX | Allegany, Carroll, Frederick, Washington | 24 hr |
| Jan 31, 3:03 PM EST | Winter Storm Warning | LWX | Allegany, Frederick, Washington | 21 hr |
| Jan 31, 3:03 PM EST | Winter Weather Advisory | LWX | Baltimore, Carroll, Frederick | 21 hr |
| Jan 31, 3:21 PM EST | Winter Storm Warning | PBZ | 26 hr | |
| Feb 1, 7:36 AM EST | Mesoscale Discussion | SPC | Allegany, Frederick, Washington | 5 hr |
| Feb 4, 11:49 PM EST | Dense Fog Advisory | LWX | Anne Arundel, Baltimore, Carroll, Frederick, Prince George's, City of Baltimore | 10 hr |
| Feb 5, 5:04 AM EST | Dense Fog Advisory | PHI | Cecil, Kent | 6 hr |
| Feb 6, 4:49 AM EST | Mesoscale Discussion | SPC | Garrett | 86 min |
| Feb 6, 4:26 PM EST | Severe Thunderstorm Warning | LWX | Washington | 20 min |
| Feb 6, 6:09 PM EST | Mesoscale Discussion | SPC | Allegany, Garrett | 66 min |
| Feb 6, 6:33 PM EST | Severe Thunderstorm Warning | PBZ | Garrett | 40 min |
| Feb 6, 7:04 PM EST | Severe Thunderstorm Warning | LWX | Allegany | 26 min |
| Feb 6, 9:17 PM EST | Severe Thunderstorm Warning | LWX | Washington | 43 min |
| Feb 6, 9:41 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 10 more | 64 min |
| Feb 8, 2:39 PM EST | High Wind Watch | LWX | Allegany | 24 hr |
| Feb 9, 3:59 AM EST | Wind Advisory | PBZ | 40 hr | |
| Feb 9, 4:10 AM EST | Fire Weather Watch | LWX | Charles, Saint Mary's | 24 hr |
| Feb 9, 2:25 PM EST | Snow Advisory | LWX | Allegany | 23 hr |
| Feb 9, 2:30 PM EST | High Wind Warning | LWX | Allegany, Baltimore, Carroll, Frederick, Washington, City of Baltimore | 29 hr |
| Feb 9, 2:30 PM EST | Wind Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 32 hr |
| Feb 9, 3:35 PM EST | Wind Chill Advisory | PBZ | 41 hr | |
| Feb 9, 3:49 PM EST | Wind Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 32 hr |
| Feb 9, 3:49 PM EST | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 35 hr |
| Feb 10, 4:00 AM EST | Red Flag Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 18 hr |
| Feb 10, 4:03 AM EST | Wind Chill Advisory | LWX | Allegany, Washington | 33 hr |
| Feb 11, 2:12 PM EST | Winter Weather Advisory | PBZ | 29 hr | |
| Feb 11, 8:58 PM EST | Winter Weather Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 4 more | 40 hr |
| Feb 12, 3:17 AM EST | Winter Weather Advisory | PHI | Cecil, Kent, Queen Anne's | 22 hr |
| Feb 12, 4:15 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 7 more | 6 hr |
| Feb 12, 6:43 PM EST | Ice Storm Warning | LWX | Anne Arundel, Baltimore, Carroll, Charles, Frederick, Prince George's and 1 more | 18 hr |
| Feb 13, 1:31 AM EST | Mesoscale Discussion | SPC | Baltimore, Carroll, Frederick, Howard, Montgomery, Washington | 6 hr |
| Feb 13, 9:54 PM EST | Winter Weather Advisory | LWX | Calvert, Charles, Saint Mary's | 6 hr |
| Feb 13, 10:10 PM EST | Winter Weather Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 10 hr |
| Feb 19, 9:33 PM EST | Snow Advisory | PBZ | 21 hr | |
| Feb 19, 9:51 PM EST | Snow Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 24 hr |
| Feb 20, 12:33 PM EST | Snow Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 8 hr |
| Feb 20, 10:07 PM EST | Wind Chill Advisory | LWX | Allegany | 9 hr |
| Feb 20, 10:07 PM EST | Winter Storm Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 17 hr |
| Feb 21, 3:15 AM EST | Winter Weather Advisory | PBZ | 40 hr | |
| Feb 21, 9:58 AM EST | Winter Storm Watch | PHI | Cecil | 6 hr |
| Feb 21, 2:38 PM EST | Winter Storm Warning | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Frederick, Prince George's and 2 more | 22 hr |
| Feb 21, 2:38 PM EST | Winter Weather Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 42 hr |
| Feb 21, 3:59 PM EST | Winter Weather Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 29 hr |
| Feb 21, 4:07 PM EST | Winter Weather Advisory | AKQ | Dorchester, Somerset, Wicomico | 23 hr |
| Feb 22, 12:40 AM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 6 hr |
| Feb 22, 7:01 AM EST | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 17 more | 6 hr |
| Feb 25, 9:20 PM EST | Winter Weather Advisory | LWX | Allegany, Washington | 12 hr |
| Feb 26, 4:30 AM EST | Winter Storm Watch | LWX | Allegany | 11 hr |
| Feb 26, 3:24 PM EST | Heavy Snow Warning | LWX | Allegany | 36 hr |
| Feb 26, 3:30 PM EST | Wind Advisory | LWX | Allegany | 12 hr |
| Feb 26, 4:14 PM EST | Snow Advisory | PBZ | 8 hr | |
| Feb 27, 12:31 AM EST | Heavy Snow Warning | PBZ | 26 hr | |
| Feb 28, 3:20 AM EST | Wind Chill Advisory | LWX | Allegany | 6 hr |
| Feb 29, 11:31 AM EST | Snow Advisory | PBZ | 7 hr | |
| Feb 29, 12:25 PM EST | Snow Advisory | LWX | Allegany | 16 hr |
| Feb 29, 2:13 PM EST | Fire Weather Watch | LWX | Calvert, Charles, Saint Mary's | 15 hr |
| Feb 29, 6:29 PM EST | Heavy Snow Warning | PBZ | 4 hr | |
| Feb 29, 7:28 PM EST | Heavy Snow Warning | LWX | Allegany | 9 hr |
| Mar 1, 5:10 AM EST | Red Flag Warning | LWX | Calvert, Charles, Saint Mary's | 13 hr |
| Mar 3, 3:34 AM EST | Flood Watch | PBZ | 45 hr | |
| Mar 3, 2:17 PM EST | Flood Watch | PHI | Cecil | 44 hr |
| Mar 3, 3:44 PM EST | Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 3 more | 36 hr |
| Mar 4, 2:38 PM EST | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, City of Baltimore | 17 hr |
| Mar 4, 5:53 PM EST | Tornado Watch | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 6 more | 9 hr |
| Mar 4, 7:34 PM EST | Mesoscale Discussion | SPC | Allegany, Garrett | 56 min |
| Mar 4, 9:08 PM EST | Severe Thunderstorm Warning | PBZ | Garrett | 37 min |
| Mar 5, 12:23 AM EST | Mesoscale Discussion | SPC | Caroline, Cecil, Dorchester, Kent, Queen Anne's, Saint Mary's and 4 more | 67 min |
| Mar 5, 12:29 AM EST | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 34 min |
| Mar 5, 12:43 AM EST | Severe Thunderstorm Warning | LWX | Anne Arundel, Carroll, Frederick, Howard, Montgomery, Prince George's | 47 min |
| Mar 5, 12:52 AM EST | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 38 min |
| Mar 5, 12:55 AM EST | Severe Thunderstorm Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 50 min |
| Mar 5, 12:55 AM EST | Severe Thunderstorm Warning | LWX | Baltimore, Harford, City of Baltimore | 50 min |
| Mar 5, 1:04 AM EST | Severe Thunderstorm Watch | SPC | Caroline, Cecil, Dorchester, Kent, Queen Anne's, Somerset and 3 more | 3 hr |
| Mar 5, 1:14 AM EST | Severe Thunderstorm Warning | AKQ | Somerset | 46 min |
| Mar 5, 1:35 AM EST | Severe Thunderstorm Warning | AKQ | Wicomico, Worcester | 40 min |
| Mar 5, 1:44 AM EST | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's | 61 min |
| Mar 5, 2:48 AM EST | River Flood Warning | LWX | Allegany | 28 hr |
| Mar 5, 2:48 AM EST | River Flood Warning | LWX | Washington | 45 hr |
| Mar 5, 2:48 AM EST | River Flood Warning | LWX | Frederick | 19 hr |
| Mar 5, 10:50 AM EST | River Flood Warning | LWX | Frederick | 11 hr |
| Mar 5, 10:14 PM EST | River Flood Warning | PHI | Cecil, Harford | 31 hr |
| Mar 6, 3:22 PM EST | Flood Watch | PHI | Cecil | 51 hr |
| Mar 7, 3:36 AM EST | Winter Weather Advisory | PBZ | 50 hr | |
| Mar 7, 11:21 AM EST | Flood Watch | LWX | Anne Arundel, Baltimore, Prince George's, City of Baltimore | 10 hr |
| Mar 7, 3:00 PM EST | Wind Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 30 hr |
| Mar 7, 3:42 PM EST | Wind Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 35 hr |
| Mar 8, 3:06 AM EST | High Wind Warning | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 19 hr |
| Mar 8, 4:40 AM EST | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 27 hr |
| Mar 8, 12:44 PM EST | Mesoscale Discussion | SPC | Saint Mary's | 61 min |
| Mar 8, 12:49 PM EST | Wind Advisory | PBZ | 17 hr | |
| Mar 8, 1:34 PM EST | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 41 min |
| Mar 8, 2:12 PM EST | Severe Thunderstorm Warning | LWX | Harford | 48 min |
| Mar 8, 2:38 PM EST | Severe Thunderstorm Warning | AKQ | Wicomico | 52 min |
| Mar 8, 3:02 PM EST | Snow Advisory | LWX | Allegany | 12 hr |
| Mar 8, 3:22 PM EST | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 53 min |
| Mar 8, 3:36 PM EST | Severe Thunderstorm Warning | LWX | Carroll, Frederick, Howard, Montgomery | 39 min |
| Mar 8, 3:54 PM EST | Severe Thunderstorm Warning | LWX | Baltimore, Carroll | 51 min |
| Mar 8, 3:58 PM EST | High Wind Warning | PHI | Cecil | 6 hr |
| Mar 8, 4:09 PM EST | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 51 min |
| Mar 8, 4:20 PM EST | Severe Thunderstorm Warning | LWX | Baltimore, Harford, Howard, City of Baltimore | 55 min |
| Mar 8, 4:37 PM EST | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 53 min |
| Mar 8, 6:35 PM EST | Coastal Flood Statement | PHI | Cecil, Kent, Queen Anne's, Talbot | 3 hr |
| Mar 18, 8:14 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 34 hr |
| Mar 19, 6:46 AM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 23 hr |
| Mar 19, 8:46 PM EDT | Wind Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 19 hr |
| Mar 20, 12:01 AM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Harford and 5 more | 3 hr |
| Mar 20, 2:59 AM EDT | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 36 hr |
| Mar 20, 5:02 AM EDT | Wind Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 16 hr |
| Apr 3, 12:23 PM EDT | Flood Watch | PBZ | 23 hr | |
| Apr 5, 2:48 PM EDT | Coastal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 68 hr |
| Apr 6, 4:18 AM EDT | Coastal Flood Advisory | AKQ | Worcester | 46 hr |
| Apr 6, 4:46 AM EDT | High Surf Advisory | AKQ | Worcester | 3 days |
| Apr 7, 10:32 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 38 hr |
| Apr 10, 2:50 AM EDT | Dense Fog Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 5 hr |
| Apr 10, 4:49 AM EDT | Dense Fog Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 14 min |
| Apr 10, 5:02 AM EDT | Dense Fog Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 5 hr |
| Apr 10, 3:39 PM EDT | Dense Fog Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 17 hr |
| Apr 12, 11:59 AM EDT | Severe Thunderstorm Watch | SPC | Calvert, Dorchester, Saint Mary's, Somerset, Wicomico, Worcester | 6 hr |
| Apr 12, 12:22 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Caroline, Kent, Queen Anne's, Talbot | 83 min |
| Apr 12, 3:39 PM EDT | Mesoscale Discussion | SPC | Somerset, Worcester | 2 hr |
| Apr 15, 2:04 PM EDT | Frost Advisory | LWX | Charles, Prince George's | 18 hr |
| Apr 15, 2:04 PM EDT | Freeze Warning | LWX | Baltimore, Carroll, Frederick | 18 hr |
| Apr 15, 3:13 PM EDT | Freeze Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 17 hr |
| Apr 15, 3:15 PM EDT | Frost Advisory | PHI | Cecil, Kent, Talbot | 17 hr |
| Apr 15, 3:15 PM EDT | Freeze Warning | PHI | Caroline, Queen Anne's | 17 hr |
| Apr 16, 3:28 PM EDT | Frost Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 17 hr |
| Apr 16, 9:41 PM EDT | Frost Advisory | LWX | Carroll, Frederick | 10 hr |
| Apr 20, 3:12 AM EDT | Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 3 more | 27 hr |
| Apr 20, 2:17 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 44 min |
| Apr 20, 2:20 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery, Prince George's | 25 min |
| Apr 20, 3:07 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick, Howard, Montgomery | 38 min |
| Apr 20, 5:51 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, City of Baltimore | 54 min |
| Apr 20, 6:08 PM EDT | Tornado Warning | LWX | Baltimore | 37 min |
| Apr 20, 6:24 PM EDT | Areal Flood Warning | LWX | Montgomery | 6 hr |
| Apr 20, 6:44 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Harford and 3 more | 61 min |
| Apr 20, 7:38 PM EDT | Areal Flood Warning | LWX | Baltimore, Carroll | 6 hr |
| Apr 20, 7:50 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 20 min |
| Apr 20, 8:43 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 15 hr |
| Apr 20, 9:06 PM EDT | Areal Flood Warning | LWX | Frederick | 6 hr |
| Apr 20, 11:08 PM EDT | Mesoscale Discussion | SPC | Somerset | 67 min |
| Apr 21, 12:46 AM EDT | Severe Thunderstorm Warning | LWX | Calvert | 24 min |
| Apr 21, 3:57 AM EDT | River Flood Warning | LWX | Montgomery | 6 hr |
| Apr 21, 4:24 AM EDT | Coastal Flood Statement | AKQ | Worcester | 20 hr |
| Apr 21, 10:15 AM EDT | River Flood Warning | LWX | Montgomery | 6 hr |
| Apr 21, 12:08 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 48 hr |
| Apr 24, 12:21 AM EDT | Dense Fog Advisory | AKQ | Somerset, Wicomico, Worcester | 8 hr |
| Apr 26, 6:11 AM EDT | Dense Fog Advisory | LWX | Allegany, Frederick, Washington | 4 hr |
| Apr 27, 4:29 PM EDT | River Flood Warning | LWX | Washington | 49 hr |
| Apr 28, 2:27 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 36 min |
| Apr 28, 2:49 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 30 min |
| Apr 28, 2:55 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 27 min |
| Apr 28, 3:25 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 65 min |
| Apr 28, 3:58 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 62 min |
| Apr 28, 4:03 PM EDT | Areal Flood Warning | LWX | Baltimore, City of Baltimore | 4 hr |
| Apr 28, 4:19 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 56 min |
| Apr 28, 4:24 PM EDT | Tornado Warning | AKQ | Dorchester | 51 min |
| Apr 28, 4:28 PM EDT | Mesoscale Discussion | SPC | Somerset, Wicomico, Worcester | 92 min |
| Apr 28, 4:37 PM EDT | Tornado Warning | PHI | Caroline, Queen Anne's | 23 min |
| Apr 28, 4:51 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 39 min |
| Apr 28, 5:22 PM EDT | Areal Flood Advisory | PHI | Cecil | 113 min |
| Apr 29, 2:23 PM EDT | Frost Advisory | LWX | Baltimore, Carroll, Frederick, Washington | 18 hr |
| May 1, 8:34 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 14 hr |
| May 2, 3:58 AM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 18 hr |
| May 2, 2:31 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 6 hr |
| May 3, 9:50 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 10 hr |
| May 8, 2:47 PM EDT | Flood Watch | PHI | Cecil, Kent | 19 hr |
| May 8, 3:19 PM EDT | Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Frederick, Prince George's and 2 more | 17 hr |
| May 8, 8:38 PM EDT | Tornado Watch | SPC | Calvert, Charles, Saint Mary's | 6 hr |
| May 8, 9:47 PM EDT | Mesoscale Discussion | SPC | Calvert, Charles, Prince George's, Saint Mary's | 58 min |
| May 8, 11:33 PM EDT | Tornado Warning | LWX | Charles, Prince George's | 42 min |
| May 9, 12:20 AM EDT | Tornado Warning | LWX | Charles, Prince George's | 25 min |
| May 9, 12:46 AM EDT | Severe Thunderstorm Warning | LWX | Charles | 44 min |
| May 9, 12:46 AM EDT | Tornado Warning | LWX | Prince George's | 44 min |
| May 9, 1:21 AM EDT | Flash Flood Warning | LWX | Prince George's | 4 hr |
| May 9, 2:26 AM EDT | Areal Flood Warning | LWX | Charles | 6 hr |
| May 9, 2:32 AM EDT | Mesoscale Discussion | SPC | Calvert, Charles, Saint Mary's, Somerset | 88 min |
| May 9, 3:00 AM EDT | Tornado Watch | SPC | Calvert, Saint Mary's | 8 hr |
| May 9, 6:13 AM EDT | Areal Flood Warning | LWX | Prince George's | 2 hr |
| May 9, 6:37 AM EDT | Mesoscale Discussion | SPC | Dorchester, Somerset, Wicomico, Worcester | 53 min |
| May 9, 7:37 AM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Worcester | 28 min |
| May 9, 8:34 AM EDT | Areal Flood Warning | LWX | Charles | 4 hr |
| May 10, 3:49 PM EDT | Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 46 hr |
| May 10, 4:10 PM EDT | Coastal Flood Watch | AKQ | Worcester | 37 hr |
| May 11, 3:37 AM EDT | Flood Watch | PHI | Cecil | 30 hr |
| May 11, 9:52 AM EDT | Wind Advisory | PBZ | 3 hr | |
| May 11, 10:02 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 30 hr |
| May 11, 12:25 PM EDT | High Wind Warning | PBZ | 5 hr | |
| May 11, 3:34 PM EDT | Coastal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 25 hr |
| May 11, 8:12 PM EDT | Areal Flood Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 6 hr |
| May 11, 8:50 PM EDT | Areal Flood Warning | LWX | Carroll, Frederick | 6 hr |
| May 11, 9:02 PM EDT | Areal Flood Warning | LWX | Charles | 6 hr |
| May 11, 9:04 PM EDT | Areal Flood Warning | LWX | Baltimore, Harford, City of Baltimore | 8 hr |
| May 11, 9:06 PM EDT | Wind Advisory | PHI | Caroline, Queen Anne's, Talbot | 19 hr |
| May 11, 9:21 PM EDT | Wind Advisory | LWX | Anne Arundel, Baltimore, Calvert, Saint Mary's, City of Baltimore | 7 hr |
| May 11, 10:13 PM EDT | Areal Flood Warning | LWX | Calvert, Saint Mary's | 16 hr |
| May 11, 10:22 PM EDT | High Wind Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 3 hr |
| May 11, 11:20 PM EDT | River Flood Warning | LWX | Frederick | 43 hr |
| May 11, 11:20 PM EDT | River Flood Warning | LWX | Montgomery | 16 hr |
| May 11, 11:20 PM EDT | River Flood Warning | LWX | Washington | 43 hr |
| May 12, 12:02 AM EDT | Coastal Flood Warning | LWX | Charles, Prince George's | 6 hr |
| May 12, 12:54 AM EDT | Areal Flood Warning | LWX | Washington | 5 hr |
| May 12, 2:18 AM EDT | Areal Flood Warning | LWX | Anne Arundel, Montgomery, Prince George's | 16 hr |
| May 12, 2:41 AM EDT | Areal Flood Warning | LWX | Frederick | 18 hr |
| May 12, 4:08 AM EDT | Wind Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 20 hr |
| May 12, 4:44 AM EDT | Areal Flood Warning | LWX | Carroll, Howard | 12 hr |
| May 12, 4:58 AM EDT | Coastal Flood Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 37 hr |
| May 12, 4:59 AM EDT | Areal Flood Warning | LWX | Charles | 12 hr |
| May 12, 8:38 AM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 21 hr |
| May 12, 10:16 AM EDT | High Wind Warning | AKQ | Worcester | 8 hr |
| May 12, 11:08 AM EDT | High Surf Advisory | AKQ | Worcester | 35 hr |
| May 12, 2:34 PM EDT | Areal Flood Warning | LWX | Calvert, Saint Mary's | 6 hr |
| May 12, 3:30 PM EDT | River Flood Warning | LWX | Frederick | 37 hr |
| May 12, 3:30 PM EDT | River Flood Warning | LWX | Montgomery | 37 hr |
| May 12, 10:00 PM EDT | River Flood Warning | LWX | Washington | 6 hr |
| May 13, 10:23 PM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 12 hr |
| May 14, 8:03 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 24 hr |
| May 14, 10:52 AM EDT | Coastal Flood Warning | AKQ | Dorchester | 17 hr |
| May 14, 10:52 AM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 43 hr |
| May 14, 11:09 AM EDT | Coastal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 15 hr |
| May 15, 4:06 AM EDT | Flood Watch | LWX | Anne Arundel, Baltimore, Calvert, Charles, Frederick, Prince George's and 2 more | 26 hr |
| May 16, 2:20 PM EDT | Mesoscale Discussion | SPC | Saint Mary's, Somerset | 55 min |
| May 18, 3:01 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, City of Baltimore | 7 hr |
| May 21, 5:21 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 28 min |
| May 28, 5:21 PM EDT | Frost Advisory | PBZ | 13 hr | |
| May 31, 4:10 AM EDT | Tornado Watch | SPC | Garrett | 6 hr |
| May 31, 8:07 AM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 53 min |
| May 31, 8:54 AM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 6 more | 96 min |
| May 31, 10:14 AM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 44 min |
| May 31, 10:20 AM EDT | Tornado Watch | SPC | Allegany, Anne Arundel, Baltimore, Caroline, Carroll, Cecil and 11 more | 7 hr |
| May 31, 10:25 AM EDT | Tornado Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 18 more | 7 hr |
| May 31, 10:50 AM EDT | Areal Flood Warning | PBZ | Garrett | 3 hr |
| May 31, 12:05 PM EDT | Mesoscale Discussion | SPC | Saint Mary's, Somerset | 55 min |
| May 31, 12:48 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 42 min |
| May 31, 1:12 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 48 min |
| May 31, 1:17 PM EDT | Flash Flood Warning | LWX | Allegany | 118 min |
| May 31, 1:28 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 62 min |
| May 31, 1:36 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 54 min |
| May 31, 2:06 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Montgomery, Prince George's | 39 min |
| May 31, 2:28 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 47 min |
| May 31, 2:34 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 41 min |
| May 31, 2:39 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 81 min |
| May 31, 2:50 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 55 min |
| May 31, 3:07 PM EDT | Tornado Watch | SPC | Calvert, Charles, Dorchester, Saint Mary's, Somerset, Wicomico and 1 more | 6 hr |
| May 31, 3:11 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 64 min |
| May 31, 3:21 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 54 min |
| May 31, 3:30 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Charles, Prince George's, Saint Mary's | 75 min |
| May 31, 3:59 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 39 min |
| May 31, 4:28 PM EDT | Areal Flood Advisory | AKQ | Dorchester | 3 hr |
| May 31, 4:28 PM EDT | Mesoscale Discussion | SPC | Garrett | 62 min |
| May 31, 11:30 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Worcester | 60 min |
| Jun 1, 4:44 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 23 min |
| Jun 1, 6:02 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 43 min |
| Jun 1, 6:58 PM EDT | Mesoscale Discussion | SPC | Dorchester, Saint Mary's, Somerset, Wicomico, Worcester | 92 min |
| Jun 3, 7:30 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 43 min |
| Jun 3, 7:48 PM EDT | Tornado Warning | LWX | Charles | 22 min |
| Jun 3, 11:44 PM EDT | Flash Flood Watch | PBZ | 19 hr | |
| Jun 4, 12:18 AM EDT | Mesoscale Discussion | SPC | Calvert, Charles, Prince George's, Saint Mary's | 87 min |
| Jun 4, 1:14 AM EDT | Flash Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 8 hr |
| Jun 4, 3:39 AM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 36 min |
| Jun 4, 9:18 AM EDT | Tornado Watch | SPC | Garrett | 7 hr |
| Jun 4, 11:51 AM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 11 more | 84 min |
| Jun 4, 12:49 PM EDT | Tornado Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 7 hr |
| Jun 4, 2:01 PM EDT | Mesoscale Discussion | SPC | Charles | 59 min |
| Jun 4, 2:16 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 59 min |
| Jun 4, 2:44 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 61 min |
| Jun 4, 2:45 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 60 min |
| Jun 4, 2:53 PM EDT | Tornado Watch | SPC | Caroline, Cecil, Dorchester, Kent, Queen Anne's, Somerset and 3 more | 5 hr |
| Jun 4, 2:55 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 5 more | 80 min |
| Jun 4, 3:17 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 58 min |
| Jun 4, 3:20 PM EDT | Tornado Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 25 min |
| Jun 4, 3:24 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 81 min |
| Jun 4, 3:29 PM EDT | Tornado Warning | LWX | Anne Arundel, Calvert, Prince George's | 21 min |
| Jun 4, 3:46 PM EDT | Tornado Warning | LWX | Anne Arundel | 29 min |
| Jun 4, 3:58 PM EDT | Tornado Warning | PHI | Caroline, Queen Anne's, Talbot | 32 min |
| Jun 4, 3:59 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 50 min |
| Jun 4, 4:04 PM EDT | Mesoscale Discussion | SPC | Charles | 116 min |
| Jun 4, 4:14 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 61 min |
| Jun 4, 4:37 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico | 38 min |
| Jun 4, 5:20 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 31 min |
| Jun 4, 6:07 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Montgomery, Prince George's | 53 min |
| Jun 4, 6:33 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 42 min |
| Jun 4, 6:41 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 64 min |
| Jun 4, 6:43 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 38 min |
| Jun 4, 7:13 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Charles, Dorchester, Howard and 10 more | 62 min |
| Jun 4, 7:16 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 50 min |
| Jun 4, 7:17 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 58 min |
| Jun 4, 7:21 PM EDT | Tornado Warning | LWX | Saint Mary's | 54 min |
| Jun 4, 7:23 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 67 min |
| Jun 4, 7:34 PM EDT | Tornado Watch | SPC | Anne Arundel, Calvert, Caroline, Charles, Dorchester, Kent and 8 more | 5 hr |
| Jun 4, 7:36 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Carroll, Frederick, Howard, Montgomery and 1 more | 39 min |
| Jun 4, 7:40 PM EDT | Tornado Warning | LWX | Charles, Prince George's, Saint Mary's | 35 min |
| Jun 4, 7:46 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 42 min |
| Jun 4, 8:01 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 44 min |
| Jun 4, 8:07 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 53 min |
| Jun 4, 8:13 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Harford, Howard, City of Baltimore | 46 min |
| Jun 4, 8:17 PM EDT | Tornado Warning | LWX | Calvert, Charles, Prince George's, Saint Mary's | 28 min |
| Jun 4, 8:28 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 62 min |
| Jun 4, 8:38 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 22 min |
| Jun 4, 8:41 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Somerset, Wicomico | 64 min |
| Jun 4, 8:41 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 19 min |
| Jun 4, 8:50 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 44 min |
| Jun 4, 9:20 PM EDT | Severe Thunderstorm Warning | AKQ | Wicomico, Worcester | 48 min |
| Jun 4, 9:36 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 39 min |
| Jun 4, 9:51 PM EDT | Areal Flood Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 4 hr |
| Jun 5, 4:34 AM EDT | Excessive Heat Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 71 hr |
| Jun 6, 4:17 AM EDT | Excessive Heat Watch | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 3 more | 48 hr |
| Jun 6, 3:13 PM EDT | Heat Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 4 days |
| Jun 6, 3:19 PM EDT | Heat Advisory | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 3 more | 29 hr |
| Jun 6, 3:59 PM EDT | Heat Advisory | PHI | Cecil | 4 days |
| Jun 7, 6:02 AM EDT | Dense Fog Advisory | LWX | Carroll, Frederick | 3 hr |
| Jun 7, 3:35 PM EDT | Heat Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 3 days |
| Jun 7, 6:58 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 47 min |
| Jun 7, 7:49 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 41 min |
| Jun 7, 8:08 PM EDT | Heat Advisory | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 4 more | 71 hr |
| Jun 7, 8:21 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Prince George's | 39 min |
| Jun 7, 8:50 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 40 min |
| Jun 7, 8:59 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 46 min |
| Jun 7, 9:09 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 66 min |
| Jun 7, 9:44 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 32 min |
| Jun 7, 10:15 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 36 min |
| Jun 7, 10:29 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 61 min |
| Jun 7, 10:42 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Charles, Prince George's, Saint Mary's | 48 min |
| Jun 8, 12:32 AM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 43 min |
| Jun 8, 11:56 AM EDT | Mesoscale Discussion | SPC | Cecil, Harford | 2 hr |
| Jun 10, 1:25 PM EDT | Mesoscale Discussion | SPC | Garrett | 95 min |
| Jun 10, 2:27 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 6 more | 63 min |
| Jun 10, 2:54 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 7 hr |
| Jun 10, 3:59 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 46 min |
| Jun 10, 4:15 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery, Washington | 60 min |
| Jun 10, 4:16 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 29 min |
| Jun 10, 4:52 PM EDT | Severe Thunderstorm Warning | LWX | Allegany, Washington | 37 min |
| Jun 10, 4:52 PM EDT | Mesoscale Discussion | SPC | Caroline, Cecil, Harford, Kent, Queen Anne's, Talbot | 53 min |
| Jun 10, 5:17 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick, Howard, Montgomery | 58 min |
| Jun 10, 5:35 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Harford, Howard, City of Baltimore | 55 min |
| Jun 10, 5:47 PM EDT | Severe Thunderstorm Watch | SPC | Caroline, Cecil, Dorchester, Kent, Queen Anne's, Somerset and 3 more | 7 hr |
| Jun 10, 6:29 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 31 min |
| Jun 10, 6:37 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 21 min |
| Jun 10, 6:51 PM EDT | Mesoscale Discussion | SPC | Baltimore, Carroll, Cecil, Harford, Kent, City of Baltimore | 54 min |
| Jun 10, 7:15 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Frederick | 45 min |
| Jun 10, 8:04 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 30 min |
| Jun 10, 8:50 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Howard, City of Baltimore | 40 min |
| Jun 10, 9:05 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 40 min |
| Jun 14, 12:10 PM EDT | Mesoscale Discussion | SPC | Carroll, Frederick, Montgomery, Washington | 95 min |
| Jun 14, 3:12 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 63 min |
| Jun 14, 5:51 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 48 min |
| Jun 14, 6:15 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 75 min |
| Jun 14, 6:18 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 57 min |
| Jun 14, 6:28 PM EDT | Flash Flood Warning | PHI | Cecil | 60 min |
| Jun 16, 11:28 AM EDT | Severe Thunderstorm Watch | SPC | Garrett | 10 hr |
| Jun 16, 12:54 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 18 more | 2 hr |
| Jun 16, 1:13 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 47 min |
| Jun 16, 1:21 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 13 more | 10 hr |
| Jun 16, 3:14 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 31 min |
| Jun 16, 3:52 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 38 min |
| Jun 16, 4:12 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 43 min |
| Jun 16, 4:35 PM EDT | Severe Thunderstorm Watch | SPC | Dorchester, Somerset, Wicomico, Worcester | 3 hr |
| Jun 16, 4:37 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 52 min |
| Jun 16, 4:41 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 34 min |
| Jun 16, 4:59 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 61 min |
| Jun 16, 5:06 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 39 min |
| Jun 16, 6:05 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico, Worcester | 55 min |
| Jun 16, 6:55 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Charles, Dorchester, Howard and 10 more | 95 min |
| Jun 16, 8:09 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 66 min |
| Jun 16, 8:25 PM EDT | Mesoscale Discussion | SPC | Garrett | 65 min |
| Jun 16, 9:24 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 21 min |
| Jun 16, 9:30 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 33 min |
| Jun 16, 10:46 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 32 min |
| Jun 16, 11:12 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 25 min |
| Jun 16, 11:33 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 13 min |
| Jun 18, 11:31 PM EDT | Areal Flood Advisory | AKQ | Somerset, Worcester | 3 hr |
| Jun 19, 11:35 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico, Worcester | 40 min |
| Jun 21, 8:42 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 48 min |
| Jun 21, 9:03 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 35 min |
| Jun 22, 12:16 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett, Washington | 89 min |
| Jun 22, 1:15 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 11 hr |
| Jun 22, 1:41 PM EDT | Severe Thunderstorm Watch | SPC | Garrett | 6 hr |
| Jun 22, 4:28 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 15 more | 92 min |
| Jun 22, 4:55 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 50 min |
| Jun 22, 6:45 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 28 min |
| Jun 22, 7:07 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 53 min |
| Jun 22, 7:30 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert | 32 min |
| Jun 22, 8:20 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 46 min |
| Jun 22, 8:40 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 65 min |
| Jun 23, 4:38 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 23 min |
| Jun 23, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 5 hr |
| Jun 23, 6:33 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 42 min |
| Jun 23, 6:43 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 62 min |
| Jun 23, 7:29 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 46 min |
| Jun 23, 7:32 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's, Talbot | 58 min |
| Jun 23, 7:45 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 51 min |
| Jun 23, 8:11 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 54 min |
| Jun 23, 8:30 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 45 min |
| Jun 23, 8:30 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 11 more | 60 min |
| Jun 23, 8:46 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 59 min |
| Jun 23, 9:09 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Somerset, Wicomico | 66 min |
| Jun 23, 10:22 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 32 min |
| Jun 27, 11:37 AM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 16 more | 2 hr |
| Jun 27, 12:40 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 7 hr |
| Jun 27, 1:36 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 39 min |
| Jun 27, 2:54 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 40 min |
| Jun 27, 3:03 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 33 min |
| Jun 27, 3:13 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 62 min |
| Jun 27, 3:17 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 33 min |
| Jun 27, 4:12 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 63 min |
| Jun 28, 6:31 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Frederick, Garrett, Washington | 5 hr |
| Jun 28, 7:12 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 63 min |
| Jun 28, 7:31 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 58 min |
| Jun 28, 8:11 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 42 min |
| Jun 28, 8:48 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 62 min |
| Jun 28, 9:03 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Harford, Howard, City of Baltimore | 57 min |
| Jun 28, 9:35 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 70 min |
| Jun 28, 9:38 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 38 min |
| Jun 28, 9:53 PM EDT | Areal Flood Advisory | PBZ | Garrett | 3 hr |
| Jun 29, 2:04 PM EDT | Mesoscale Discussion | SPC | Allegany, Baltimore, Carroll, Frederick, Garrett, Howard and 2 more | 116 min |
| Jun 29, 4:15 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford, City of Baltimore | 45 min |
| Jun 29, 4:37 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 18 more | 9 hr |
| Jun 29, 7:52 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 53 min |
| Jun 29, 9:30 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 17 more | 2 hr |
| Jun 29, 10:24 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 51 min |
| Jun 29, 10:30 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick, Montgomery, Washington | 63 min |
| Jun 29, 10:45 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 75 min |
| Jun 29, 10:56 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 34 min |
| Jun 30, 11:01 AM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 119 min |
| Jun 30, 5:18 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 57 min |
| Jun 30, 7:52 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 11 more | 113 min |
| Jun 30, 7:55 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Worcester | 35 min |
| Jun 30, 10:13 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 36 min |
| Jun 30, 10:26 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's, Talbot | 49 min |
| Jun 30, 11:04 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 39 min |
| Jul 4, 3:48 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Dorchester and 10 more | 117 min |
| Jul 4, 6:09 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 51 min |
| Jul 4, 6:11 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 49 min |
| Jul 4, 6:39 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert | 51 min |
| Jul 4, 6:47 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 73 min |
| Jul 4, 6:48 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Charles, Saint Mary's | 42 min |
| Jul 4, 7:23 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 67 min |
| Jul 4, 8:19 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Worcester | 41 min |
| Jul 4, 8:41 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico, Worcester | 49 min |
| Jul 7, 1:20 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 55 min |
| Jul 8, 12:34 PM EDT | Mesoscale Discussion | SPC | Saint Mary's | 86 min |
| Jul 8, 4:21 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 54 min |
| Jul 12, 10:37 AM EDT | Coastal Flood Statement | AKQ | Worcester | 57 hr |
| Jul 13, 1:03 PM EDT | Mesoscale Discussion | SPC | Allegany, Frederick, Washington | 87 min |
| Jul 20, 4:07 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 53 min |
| Jul 20, 4:41 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 64 min |
| Jul 20, 5:32 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 43 min |
| Jul 20, 5:35 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 40 min |
| Jul 20, 5:48 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 27 min |
| Jul 20, 5:59 PM EDT | Severe Thunderstorm Warning | LWX | Allegany, Washington | 46 min |
| Jul 20, 6:05 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 40 min |
| Jul 20, 6:39 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 51 min |
| Jul 20, 6:57 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 37 min |
| Jul 20, 7:19 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 41 min |
| Jul 20, 7:53 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick, Howard, Montgomery | 28 min |
| Jul 20, 10:13 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 62 min |
| Jul 21, 9:35 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 55 min |
| Jul 21, 10:11 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 64 min |
| Jul 21, 10:23 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 67 min |
| Jul 21, 10:42 PM EDT | Severe Thunderstorm Warning | LWX | Allegany, Washington | 63 min |
| Jul 22, 9:46 AM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 59 min |
| Jul 22, 10:03 AM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Calvert, Caroline, Charles, Dorchester, Kent and 8 more | 6 hr |
| Jul 22, 10:30 AM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 45 min |
| Jul 22, 11:01 AM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 44 min |
| Jul 22, 11:22 AM EDT | Severe Thunderstorm Warning | PHI | Talbot | 36 min |
| Jul 22, 11:31 AM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 44 min |
| Jul 22, 11:56 AM EDT | Mesoscale Discussion | SPC | Caroline, Dorchester, Queen Anne's, Saint Mary's, Somerset, Talbot and 2 more | 2 hr |
| Jul 22, 11:14 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 30 min |
| Jul 23, 12:27 AM EDT | Severe Thunderstorm Warning | LWX | Harford | 48 min |
| Jul 23, 12:30 AM EDT | Severe Thunderstorm Warning | PHI | Cecil | 45 min |
| Jul 23, 1:11 AM EDT | Severe Thunderstorm Warning | PHI | Cecil | 64 min |
| Jul 23, 3:51 AM EDT | Flash Flood Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 25 hr |
| Jul 23, 4:17 AM EDT | Flash Flood Watch | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 3 more | 18 hr |
| Jul 23, 12:33 PM EDT | Mesoscale Discussion | SPC | Caroline, Dorchester, Queen Anne's, Saint Mary's, Somerset, Talbot and 2 more | 57 min |
| Jul 23, 12:44 PM EDT | Severe Thunderstorm Watch | SPC | Dorchester, Somerset, Wicomico, Worcester | 7 hr |
| Jul 23, 1:28 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 62 min |
| Jul 23, 2:10 PM EDT | Flash Flood Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 16 hr |
| Jul 23, 2:34 PM EDT | Severe Thunderstorm Watch | SPC | Caroline, Cecil, Kent, Queen Anne's, Talbot | 7 hr |
| Jul 23, 3:25 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 8 hr |
| Jul 23, 3:44 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford, City of Baltimore | 46 min |
| Jul 23, 3:54 PM EDT | Mesoscale Discussion | SPC | Dorchester, Wicomico, Worcester | 66 min |
| Jul 23, 5:10 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico, Worcester | 44 min |
| Jul 23, 6:09 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 51 min |
| Jul 23, 6:11 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 64 min |
| Jul 23, 6:53 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 52 min |
| Jul 23, 7:14 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 61 min |
| Jul 23, 7:28 PM EDT | Mesoscale Discussion | SPC | Dorchester, Somerset, Wicomico, Worcester | 62 min |
| Jul 23, 7:33 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 42 min |
| Jul 23, 7:52 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 38 min |
| Jul 23, 8:01 PM EDT | Areal Flood Advisory | PHI | Cecil | 3 hr |
| Jul 23, 8:22 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Charles, Harford, Howard, Kent and 4 more | 53 min |
| Jul 23, 8:34 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 41 min |
| Jul 23, 8:36 PM EDT | Flash Flood Warning | LWX | Prince George's | 4 hr |
| Jul 23, 8:38 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 52 min |
| Jul 23, 8:48 PM EDT | Flash Flood Warning | LWX | Baltimore, City of Baltimore | 4 hr |
| Jul 23, 8:51 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, City of Baltimore | 39 min |
| Jul 23, 9:26 PM EDT | Mesoscale Discussion | SPC | Caroline, Cecil | 64 min |
| Jul 23, 10:19 PM EDT | Flash Flood Warning | LWX | Harford | 4 hr |
| Jul 24, 1:16 AM EDT | Areal Flood Advisory | AKQ | Worcester | 119 min |
| Jul 26, 5:40 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 50 min |
| Jul 26, 6:28 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery, Washington | 47 min |
| Jul 26, 7:12 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 48 min |
| Jul 26, 7:33 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 23 min |
| Jul 27, 6:31 AM EDT | Areal Flood Advisory | PBZ | Garrett | 106 min |
| Jul 27, 11:03 AM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 13 more | 57 min |
| Jul 27, 11:26 AM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 11 more | 8 hr |
| Jul 27, 12:24 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 35 min |
| Jul 27, 12:36 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard | 39 min |
| Jul 27, 1:04 PM EDT | Severe Thunderstorm Watch | SPC | Dorchester, Somerset, Wicomico, Worcester | 7 hr |
| Jul 27, 1:23 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 52 min |
| Jul 27, 1:41 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 49 min |
| Jul 27, 1:46 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 44 min |
| Jul 27, 2:00 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 60 min |
| Jul 27, 2:03 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 42 min |
| Jul 27, 2:34 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's | 41 min |
| Jul 27, 2:35 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 55 min |
| Jul 27, 2:42 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 34 min |
| Jul 27, 2:56 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 64 min |
| Jul 27, 3:41 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Cecil, Charles, Howard and 7 more | 2 hr |
| Jul 27, 4:02 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 43 min |
| Jul 27, 4:44 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Somerset, Wicomico | 46 min |
| Jul 27, 4:46 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 44 min |
| Jul 27, 4:52 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Worcester | 53 min |
| Jul 27, 5:27 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico, Worcester | 32 min |
| Jul 30, 2:23 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 97 min |
| Jul 30, 4:53 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 4 hr |
| Jul 30, 4:55 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 50 min |
| Jul 30, 5:08 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 28 min |
| Jul 30, 5:33 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 42 min |
| Jul 30, 5:47 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 43 min |
| Jul 30, 5:56 PM EDT | Tornado Warning | PBZ | Garrett | 19 min |
| Jul 30, 6:17 PM EDT | Tornado Warning | PBZ | Garrett | 18 min |
| Jul 30, 6:19 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 56 min |
| Jul 30, 6:22 PM EDT | Tornado Warning | LWX | Allegany | 23 min |
| Jul 30, 6:44 PM EDT | Tornado Warning | LWX | Allegany | 46 min |
| Jul 30, 6:44 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 35 min |
| Jul 30, 7:47 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 88 min |
| Jul 31, 5:33 AM EDT | Areal Flood Advisory | PBZ | Garrett | 2 hr |
| Aug 2, 1:07 AM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 38 min |
| Aug 2, 2:43 AM EDT | Areal Flood Warning | PBZ | Garrett | 4 hr |
| Aug 2, 10:39 AM EDT | Severe Thunderstorm Watch | SPC | Caroline, Cecil, Kent, Queen Anne's, Talbot | 9 hr |
| Aug 2, 1:18 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Charles and 15 more | 57 min |
| Aug 2, 1:56 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 9 more | 8 hr |
| Aug 2, 3:09 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 41 min |
| Aug 2, 3:11 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Harford | 64 min |
| Aug 2, 3:46 PM EDT | Tornado Warning | LWX | Harford | 44 min |
| Aug 2, 4:05 PM EDT | Severe Thunderstorm Watch | SPC | Dorchester, Somerset, Wicomico, Worcester | 6 hr |
| Aug 2, 4:07 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 39 min |
| Aug 2, 4:25 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 35 min |
| Aug 2, 4:32 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 58 min |
| Aug 2, 4:53 PM EDT | Tornado Warning | PHI | Kent, Queen Anne's | 37 min |
| Aug 2, 5:07 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 38 min |
| Aug 2, 5:42 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 31 min |
| Aug 2, 5:43 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 28 min |
| Aug 2, 5:52 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Worcester | 53 min |
| Aug 2, 6:09 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 51 min |
| Aug 2, 6:46 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's, Talbot | 40 min |
| Aug 2, 7:09 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Dorchester and 12 more | 96 min |
| Aug 2, 7:53 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 67 min |
| Aug 2, 9:44 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 29 min |
| Aug 7, 12:07 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 38 min |
| Aug 7, 1:12 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 33 min |
| Aug 7, 1:24 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 27 min |
| Aug 7, 1:49 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 37 min |
| Aug 7, 3:44 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 46 min |
| Aug 7, 4:27 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 48 min |
| Aug 7, 5:13 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Howard, Prince George's | 47 min |
| Aug 7, 5:42 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 9 more | 63 min |
| Aug 7, 9:52 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 38 min |
| Aug 10, 6:53 AM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico, Worcester | 52 min |
| Aug 10, 10:27 AM EDT | Mesoscale Discussion | SPC | Caroline, Cecil, Kent, Queen Anne's, Talbot | 33 min |
| Aug 10, 10:46 AM EDT | Severe Thunderstorm Watch | SPC | Caroline, Cecil, Kent, Queen Anne's, Talbot | 10 hr |
| Aug 10, 1:05 PM EDT | Mesoscale Discussion | SPC | Caroline, Cecil, Harford, Kent, Queen Anne's, Wicomico and 1 more | 85 min |
| Aug 10, 1:07 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 53 min |
| Aug 10, 1:36 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Dorchester and 11 more | 7 hr |
| Aug 10, 2:56 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 30 min |
| Aug 10, 3:21 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 54 min |
| Aug 10, 4:06 PM EDT | Mesoscale Discussion | SPC | Carroll, Frederick, Montgomery, Washington | 84 min |
| Aug 10, 4:41 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 34 min |
| Aug 10, 5:45 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 75 min |
| Aug 10, 5:54 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 35 min |
| Aug 10, 5:59 PM EDT | Areal Flood Advisory | PHI | Cecil | 2 hr |
| Aug 10, 6:14 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 61 min |
| Aug 10, 6:27 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 48 min |
| Aug 10, 6:36 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 69 min |
| Aug 10, 6:49 PM EDT | Tornado Warning | LWX | Saint Mary's | 26 min |
| Aug 10, 7:03 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Somerset, Wicomico | 57 min |
| Aug 10, 7:46 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Worcester | 59 min |
| Aug 13, 6:11 PM EDT | Flash Flood Warning | LWX | Baltimore | 73 min |
| Aug 14, 2:24 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 51 min |
| Aug 14, 2:32 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 43 min |
| Aug 14, 3:13 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 47 min |
| Aug 14, 3:18 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 16 min |
| Aug 14, 3:40 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 50 min |
| Aug 14, 3:46 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Howard | 21 min |
| Aug 14, 4:00 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 34 min |
| Aug 14, 4:07 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll | 38 min |
| Aug 14, 4:27 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 5 hr |
| Aug 14, 4:30 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 45 min |
| Aug 14, 4:40 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Harford | 35 min |
| Aug 14, 4:58 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 47 min |
| Aug 14, 4:58 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 26 min |
| Aug 14, 5:17 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 43 min |
| Aug 14, 5:33 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 57 min |
| Aug 14, 6:15 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 13 more | 60 min |
| Aug 14, 6:24 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 51 min |
| Aug 14, 6:55 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 49 min |
| Aug 14, 8:36 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Somerset, Wicomico | 39 min |
| Aug 15, 1:18 PM EDT | Severe Thunderstorm Watch | SPC | Calvert, Charles, Dorchester, Saint Mary's, Somerset, Wicomico and 1 more | 8 hr |
| Aug 15, 3:56 PM EDT | Mesoscale Discussion | SPC | Saint Mary's | 94 min |
| Aug 28, 9:15 PM EDT | Dense Fog Advisory | LWX | Allegany | 11 hr |
| Sep 1, 5:48 PM EDT | Coastal Flood Statement | AKQ | Worcester | 21 hr |
| Sep 4, 5:00 AM EDT | Tropical Storm Watch | NHC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 10 more | 48 hr |
| Sep 4, 3:00 PM EDT | Flood Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 57 hr |
| Sep 4, 5:00 PM EDT | Tropical Storm Warning | NHC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 10 more | 60 hr |
| Sep 4, 5:14 PM EDT | Tropical Storm Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 19 hr |
| Sep 4, 5:14 PM EDT | Tropical Storm Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 43 hr |
| Sep 4, 5:26 PM EDT | Flash Flood Watch | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 4 more | 47 hr |
| Sep 4, 5:51 PM EDT | Tropical Storm Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 19 hr |
| Sep 4, 6:00 PM EDT | Tropical Storm Watch | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 18 hr |
| Sep 5, 4:19 AM EDT | Flash Flood Watch | AKQ | Dorchester, Somerset, Wicomico | 36 hr |
| Sep 5, 11:40 AM EDT | Inland Tropical Storm Warning | LWX | Baltimore, Carroll, Frederick | 6 hr |
| Sep 5, 11:40 AM EDT | Tropical Storm Warning | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 24 hr |
| Sep 5, 12:44 PM EDT | Tropical Storm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 24 hr |
| Sep 5, 5:56 PM EDT | Wind Advisory | LWX | Baltimore, Carroll, Frederick | 23 hr |
| Sep 6, 4:22 AM EDT | Mesoscale Discussion | SPC | Frederick | 3 hr |
| Sep 6, 4:45 AM EDT | Tornado Watch | SPC | Dorchester, Somerset, Wicomico, Worcester | 8 hr |
| Sep 6, 8:40 AM EDT | Mesoscale Discussion | SPC | Dorchester, Somerset, Wicomico, Worcester | 2 hr |
| Sep 6, 11:09 AM EDT | Mesoscale Discussion | SPC | Caroline, Dorchester, Somerset, Wicomico, Worcester | 66 min |
| Sep 6, 12:20 PM EDT | Flash Flood Warning | LWX | Montgomery | 6 hr |
| Sep 6, 1:58 PM EDT | Flash Flood Warning | LWX | Frederick | 5 hr |
| Sep 6, 3:12 PM EDT | Flash Flood Warning | LWX | Carroll | 5 hr |
| Sep 6, 4:22 PM EDT | Areal Flood Warning | PHI | Cecil | 6 hr |
| Sep 6, 4:38 PM EDT | Flash Flood Warning | LWX | Harford | 4 hr |
| Sep 6, 6:10 PM EDT | Areal Flood Warning | LWX | Montgomery | 3 hr |
| Sep 6, 8:42 PM EDT | Coastal Flood Statement | AKQ | Worcester | 6 hr |
| Sep 6, 8:42 PM EDT | Coastal Flood Warning | AKQ | Dorchester | 4 hr |
| Sep 6, 9:36 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 6 hr |
| Sep 9, 3:47 AM EDT | Flash Flood Watch | LWX | Baltimore, Carroll, Frederick, City of Baltimore | 11 hr |
| Sep 9, 8:35 AM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 115 min |
| Sep 9, 9:21 AM EDT | Severe Thunderstorm Warning | PHI | Cecil | 39 min |
| Sep 9, 9:33 AM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 11 more | 6 hr |
| Sep 9, 12:11 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Caroline, Cecil, Kent, Prince George's, Queen Anne's and 1 more | 94 min |
| Sep 9, 2:05 PM EDT | Severe Thunderstorm Watch | SPC | Somerset, Worcester | 6 hr |
| Sep 14, 3:46 PM EDT | Wind Advisory | PBZ | 11 hr | |
| Sep 18, 3:51 PM EDT | High Surf Advisory | AKQ | Worcester | 48 hr |
| Sep 19, 12:20 AM EDT | Coastal Flood Statement | AKQ | Worcester | 17 hr |
| Sep 19, 12:20 AM EDT | Coastal Flood Advisory | AKQ | Worcester | 40 hr |
| Sep 19, 3:08 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Saint Mary's, City of Baltimore | 13 hr |
| Sep 19, 5:19 PM EDT | Coastal Flood Statement | AKQ | Worcester | 24 hr |
| Sep 20, 2:46 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 10 hr |
| Sep 20, 5:06 PM EDT | Coastal Flood Statement | AKQ | Worcester | 29 hr |
| Sep 22, 4:30 PM EDT | Coastal Flood Watch | AKQ | Worcester | 3 days |
| Sep 22, 4:30 PM EDT | Coastal Flood Statement | AKQ | Worcester | 48 hr |
| Sep 22, 4:30 PM EDT | High Surf Advisory | AKQ | Worcester | 5 days |
| Sep 23, 3:55 AM EDT | Wind Advisory | AKQ | Worcester | 63 hr |
| Sep 23, 2:40 PM EDT | Coastal Flood Watch | LWX | Anne Arundel, Baltimore, Calvert, Saint Mary's, City of Baltimore | 24 hr |
| Sep 23, 4:59 PM EDT | Coastal Flood Warning | AKQ | Worcester | 54 hr |
| Sep 24, 11:47 AM EDT | High Wind Watch | LWX | Allegany, Frederick, Washington | 17 hr |
| Sep 24, 2:51 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 32 hr |
| Sep 24, 2:52 PM EDT | Wind Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 35 hr |
| Sep 25, 4:39 AM EDT | Wind Advisory | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 17 hr |
| Sep 26, 12:00 PM EDT | Coastal Flood Statement | AKQ | Worcester | 6 hr |
| Sep 26, 3:44 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 30 hr |
| Sep 26, 5:53 PM EDT | Coastal Flood Statement | AKQ | Worcester | 25 hr |
| Sep 27, 8:49 AM EDT | Flash Flood Warning | LWX | Baltimore | 113 min |
| Sep 27, 3:38 PM EDT | Flash Flood Warning | LWX | Baltimore, City of Baltimore | 3 hr |
| Sep 27, 6:28 PM EDT | Coastal Flood Statement | AKQ | Worcester | 26 hr |
| Sep 27, 6:37 PM EDT | Areal Flood Warning | LWX | Baltimore | 3 hr |
| Sep 30, 7:13 AM EDT | Dense Fog Advisory | LWX | Allegany, Carroll, Frederick, Washington | 3 hr |
| Sep 30, 8:04 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 41 min |
| Sep 30, 9:36 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert | 24 min |
| Sep 30, 10:39 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 66 min |
| Oct 1, 3:36 AM EDT | Dense Fog Advisory | LWX | Carroll, Frederick, Prince George's | 5 hr |
| Oct 17, 3:15 AM EDT | Freeze Watch | PBZ | 24 hr | |
| Oct 17, 3:33 AM EDT | Freeze Watch | LWX | Allegany, Washington | 36 hr |
| Oct 18, 3:06 AM EDT | Freeze Warning | PBZ | 30 hr | |
| Oct 18, 3:25 AM EDT | Freeze Watch | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 24 hr |
| Oct 18, 12:56 PM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 65 hr |
| Oct 18, 3:39 PM EDT | Frost Advisory | LWX | Allegany | 17 hr |
| Oct 19, 3:04 AM EDT | Frost Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 30 hr |
| Oct 19, 3:39 AM EDT | Frost Advisory | LWX | Anne Arundel, Baltimore, Charles, Prince George's, City of Baltimore | 29 hr |
| Oct 19, 3:39 AM EDT | Freeze Warning | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 29 hr |
| Oct 19, 4:17 AM EDT | Frost Advisory | AKQ | Dorchester, Wicomico | 29 hr |
| Oct 20, 12:56 PM EDT | Coastal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 14 hr |
| Oct 20, 1:15 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Saint Mary's, City of Baltimore | 15 hr |
| Oct 20, 1:52 PM EDT | Fire Weather Watch | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 4 more | 20 hr |
| Oct 20, 3:53 PM EDT | Fire Weather Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 18 hr |
| Oct 23, 4:30 AM EDT | Frost Advisory | PHI | Caroline, Queen Anne's, Talbot | 29 hr |
| Oct 23, 4:30 AM EDT | Freeze Warning | PHI | Cecil, Kent | 29 hr |
| Oct 24, 2:45 PM EDT | Coastal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 24 hr |
| Oct 24, 2:52 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 37 hr |
| Oct 24, 4:45 PM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 26 hr |
| Oct 27, 2:45 PM EDT | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 36 hr |
| Oct 28, 3:34 AM EDT | Winter Weather Advisory | PBZ | 40 hr | |
| Oct 28, 4:16 AM EDT | Winter Weather Advisory | LWX | Allegany | 30 hr |
| Oct 28, 4:24 AM EDT | High Wind Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 13 hr |
| Oct 28, 4:24 AM EDT | Wind Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 17 hr |
| Oct 28, 4:24 AM EDT | Wind Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 30 hr |
| Oct 28, 5:19 AM EDT | High Wind Warning | PHI | Caroline | 16 hr |
| Oct 28, 5:48 PM EDT | Winter Storm Warning | LWX | Allegany | 16 hr |
| Oct 29, 2:31 PM EDT | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 13 hr |
| Oct 29, 2:48 PM EDT | Freeze Watch | LWX | Calvert, Saint Mary's | 20 hr |
| Oct 29, 9:33 PM EDT | Frost Advisory | LWX | Calvert, Saint Mary's | 10 hr |
| Oct 30, 3:00 PM EDT | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 18 hr |
| Oct 30, 3:17 PM EDT | Freeze Warning | AKQ | Dorchester, Somerset, Worcester | 18 hr |
| Nov 4, 4:00 AM EST | High Surf Advisory | AKQ | Worcester | 25 days |
| Nov 4, 3:38 PM EST | Wind Advisory | AKQ | Worcester | 32 hr |
| Nov 13, 7:06 PM EST | Dense Fog Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 15 hr |
| Nov 14, 1:28 AM EST | Dense Fog Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 8 hr |
| Nov 15, 11:07 AM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Charles, Dorchester and 10 more | 53 min |
| Nov 15, 12:22 PM EST | Tornado Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 7 hr |
| Nov 15, 3:37 PM EST | Wind Advisory | LWX | Allegany | 19 hr |
| Nov 15, 4:15 PM EST | Severe Thunderstorm Warning | PHI | Cecil, Kent | 30 min |
| Nov 15, 4:18 PM EST | Severe Thunderstorm Warning | PHI | Queen Anne's | 27 min |
| Nov 15, 4:49 PM EST | Wind Advisory | PBZ | 10 hr | |
| Nov 15, 6:15 PM EST | Mesoscale Discussion | SPC | Somerset, Wicomico, Worcester | 2 hr |
| Nov 16, 12:43 AM EST | Winter Weather Advisory | LWX | Allegany | 12 hr |
| Nov 16, 3:30 PM EST | Winter Storm Watch | PBZ | 13 hr | |
| Nov 16, 9:38 PM EST | Winter Storm Watch | LWX | Allegany | 5 hr |
| Nov 17, 2:59 AM EST | Winter Storm Warning | LWX | Allegany | 39 hr |
| Nov 17, 4:05 AM EST | Winter Storm Warning | PBZ | 41 hr | |
| Nov 17, 3:00 PM EST | Winter Weather Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 11 hr |
| Nov 19, 3:36 PM EST | Winter Storm Watch | LWX | Allegany | 20 hr |
| Nov 19, 4:00 PM EST | Winter Storm Watch | PBZ | 11 hr | |
| Nov 20, 2:54 AM EST | Winter Storm Warning | PBZ | 42 hr | |
| Nov 20, 11:34 AM EST | Winter Storm Warning | LWX | Allegany | 33 hr |
| Nov 20, 11:34 AM EST | Winter Weather Advisory | LWX | Allegany, Baltimore, Carroll, Frederick | 33 hr |
| Nov 21, 7:45 AM EST | Winter Weather Advisory | PHI | Cecil | 6 hr |
| Nov 21, 3:05 PM EST | Winter Weather Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 5 hr |
| Nov 24, 3:49 AM EST | Winter Storm Watch | LWX | Allegany | 24 hr |
| Nov 24, 1:54 PM EST | Freezing Rain Advisory | LWX | Allegany | 4 hr |
| Nov 24, 2:57 PM EST | Winter Storm Watch | PBZ | 12 hr | |
| Nov 25, 3:01 AM EST | Winter Weather Advisory | PBZ | 24 hr | |
| Nov 25, 3:41 AM EST | Winter Weather Advisory | LWX | Allegany | 33 hr |
| Nov 25, 5:10 PM EST | Winter Storm Warning | LWX | Allegany | 20 hr |
| Nov 25, 8:13 PM EST | Winter Storm Warning | PBZ | 12 hr | |
| Nov 29, 2:51 PM EST | Winter Weather Advisory | PBZ | 34 hr | |
| Nov 29, 3:47 PM EST | Winter Weather Advisory | LWX | Allegany, Washington | 27 hr |
| Dec 1, 3:20 AM EST | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 18 hr |
| Dec 1, 11:47 AM EST | Winter Weather Advisory | LWX | Allegany | 22 hr |
| Dec 1, 2:07 PM EST | Coastal Flood Statement | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 8 hr |
| Dec 6, 10:52 AM EST | Winter Weather Advisory | LWX | Allegany | 20 hr |
| Dec 6, 3:30 PM EST | Winter Weather Advisory | PBZ | 26 hr | |
| Dec 7, 2:57 AM EST | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 18 hr |
| Dec 7, 7:13 AM EST | Winter Storm Warning | LWX | Allegany | 6 hr |
| Dec 7, 10:05 AM EST | Wind Advisory | LWX | Anne Arundel, Baltimore, Carroll, Frederick, Prince George's, Washington and 1 more | 7 hr |
| Dec 7, 8:35 PM EST | Wind Chill Advisory | LWX | Allegany | 9 hr |
| Dec 10, 3:23 PM EST | Winter Weather Advisory | PBZ | 36 hr | |
| Dec 10, 3:28 PM EST | Flood Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 42 hr |
| Dec 10, 3:30 PM EST | Flood Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 33 hr |
| Dec 10, 3:46 PM EST | Winter Weather Advisory | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 42 hr |
| Dec 10, 9:56 PM EST | Flood Watch | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 3 more | 24 hr |
| Dec 11, 7:46 PM EST | Areal Flood Advisory | PHI | Cecil, Kent, Queen Anne's | 9 hr |
| Dec 11, 9:47 PM EST | Areal Flood Advisory | PHI | Cecil | 6 hr |
| Dec 12, 12:09 PM EST | River Flood Warning | LWX | Frederick | 17 hr |
| Dec 15, 3:40 AM EST | Winter Storm Watch | PBZ | 24 hr | |
| Dec 15, 11:55 AM EST | Winter Weather Advisory | PBZ | 8 hr | |
| Dec 15, 3:59 PM EST | Winter Storm Watch | LWX | Allegany, Carroll, Frederick, Washington | 13 hr |
| Dec 15, 3:59 PM EST | Winter Weather Advisory | LWX | Allegany, Baltimore, City of Baltimore | 43 hr |
| Dec 16, 3:57 AM EST | Winter Storm Warning | PBZ | 23 hr | |
| Dec 16, 4:32 AM EST | Winter Storm Warning | LWX | Allegany, Washington | 30 hr |
| Dec 16, 4:32 AM EST | Winter Weather Advisory | LWX | Baltimore, Carroll, Frederick | 30 hr |
| Dec 16, 11:56 AM EST | Mesoscale Discussion | SPC | Garrett | 6 hr |
| Dec 16, 11:55 PM EST | Mesoscale Discussion | SPC | Carroll | 4 hr |
| Dec 19, 4:29 AM EST | Dense Fog Advisory | LWX | Washington | 5 hr |
| Dec 19, 1:17 PM EST | Wind Advisory | PBZ | 9 hr | |
| Dec 19, 3:09 PM EST | Wind Advisory | LWX | Allegany | 7 hr |
| Dec 20, 12:00 AM EST | Dense Fog Advisory | LWX | Carroll, Frederick, Washington | 5 hr |
| Dec 20, 3:28 AM EST | River Flood Warning | LWX | Washington | 24 hr |
| Dec 20, 2:44 PM EST | Winter Weather Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 22 hr |
| Dec 20, 3:11 PM EST | Winter Weather Advisory | PBZ | 18 hr | |
| Dec 20, 3:17 PM EST | Winter Weather Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 18 hr |
| Dec 20, 11:55 PM EST | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 4 more | 4 hr |
| Dec 21, 6:35 AM EST | Mesoscale Discussion | SPC | Caroline, Cecil, Kent, Queen Anne's | 4 hr |
| Dec 21, 10:00 AM EST | Wind Advisory | LWX | Allegany | 27 hr |
| Dec 21, 2:08 PM EST | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 23 hr |
| Dec 21, 2:32 PM EST | Wind Chill Advisory | PBZ | 21 hr | |
| Dec 21, 3:17 PM EST | Wind Chill Advisory | LWX | Allegany, Baltimore, Carroll, Frederick, Washington, City of Baltimore | 21 hr |
| Dec 21, 3:21 PM EST | Wind Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 21 hr |
| Dec 21, 3:27 PM EST | Wind Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 19 hr |
| Dec 23, 4:21 AM EST | Winter Weather Advisory | PBZ | 32 hr | |
| Dec 23, 1:49 PM EST | Winter Weather Advisory | PHI | Cecil | 22 hr |
| Dec 23, 3:40 PM EST | Winter Weather Advisory | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Frederick, Prince George's and 2 more | 18 hr |
| Dec 24, 5:08 AM EST | Wind Advisory | LWX | Allegany | 6 hr |
| Dec 24, 5:04 PM EST | Wind Advisory | PBZ | 6 hr | |
| Dec 24, 6:40 PM EST | Areal Flood Advisory | PBZ | Garrett | 4 hr |
| Dec 24, 6:49 PM EST | Wind Advisory | LWX | Allegany | 9 hr |
| Dec 24, 7:18 PM EST | High Wind Warning | PBZ | 4 hr | |
| Dec 27, 3:32 PM EST | Dense Fog Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 15 hr |
| Dec 27, 7:32 PM EST | Dense Fog Advisory | LWX | Allegany, Baltimore, Carroll, Frederick, Washington, City of Baltimore | 8 hr |
| Dec 27, 8:07 PM EST | Wind Advisory | PBZ | 19 hr | |
| Dec 28, 5:56 AM EST | Wind Advisory | LWX | Allegany | 9 hr |
| Dec 29, 7:49 PM EST | Wind Advisory | PBZ | 7 hr | |
| Dec 29, 9:14 PM EST | Wind Advisory | LWX | Allegany | 9 hr |
| Dec 30, 2:58 PM EST | Wind Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 31 hr |
| Dec 30, 3:13 PM EST | Wind Advisory | PBZ | 24 hr | |
| Dec 30, 3:14 PM EST | Winter Weather Advisory | PBZ | 24 hr | |
| Dec 31, 4:22 AM EST | High Wind Warning | LWX | Anne Arundel, Baltimore, Carroll, Frederick, Washington, City of Baltimore | 12 hr |
| Dec 31, 4:43 AM EST | High Wind Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 13 hr |
| Dec 31, 4:43 AM EST | Wind Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 17 hr |
| Dec 31, 5:01 AM EST | High Wind Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 14 hr |
| Dec 31, 11:18 AM EST | Red Flag Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 7 hr |
| Dec 31, 3:27 PM EST | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 7 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Prince George's County187
- Anne Arundel County175
- Baltimore County165
- Frederick County154
- Charles County151
- Saint Mary's County151
- Calvert County141
- City of Baltimore136
- Carroll County130
- Queen Anne's County130
- Allegany County127
- Kent County123
- Cecil County121
- Washington County120
- Talbot County118
- Worcester County115
- Caroline County113
- Montgomery County112
- Somerset County110
- Dorchester County107
- Wicomico County104
- Howard County81
- Harford County77
- Garrett County48
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20072009
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.