Alert archive / Maryland / 2017
Weather alerts in Maryland, July 2017
303 weather alerts in July 2017, 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 July 2017. Tap one for its archive.
- Alerts
- 303
- Warnings
- 120
- Watches
- 14
- Advisories
- 54
- Busiest day
- July 14, 201740 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 12:54 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 5 more | 66 min |
| Jul 1, 1:34 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 11 more | 7 hr |
| Jul 1, 2:38 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 41 min |
| Jul 1, 3:00 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 45 min |
| Jul 1, 3:01 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 26 min |
| Jul 1, 3:31 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 44 min |
| Jul 1, 3:56 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 64 min |
| Jul 1, 4:01 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 34 min |
| Jul 1, 4:10 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Frederick and 8 more | 2 hr |
| Jul 1, 4:12 PM EDT | Special Weather Statement | PHI | Cecil, Kent, Queen Anne's, Talbot | 33 min |
| Jul 1, 4:33 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 42 min |
| Jul 1, 4:38 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 67 min |
| Jul 1, 5:03 PM EDT | Special Weather Statement | PHI | Queen Anne's, Talbot | 27 min |
| Jul 1, 5:20 PM EDT | Areal Flood Advisory | PHI | Cecil, Kent, Queen Anne's | 4 hr |
| Jul 1, 5:39 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 51 min |
| Jul 1, 5:42 PM EDT | Special Weather Statement | AKQ | Dorchester | 63 min |
| Jul 1, 6:02 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 43 min |
| Jul 1, 6:22 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 38 min |
| Jul 1, 6:59 PM EDT | Special Weather Statement | AKQ | Dorchester, Wicomico | 61 min |
| Jul 1, 7:22 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 38 min |
| Jul 1, 7:48 PM EDT | Special Weather Statement | AKQ | Somerset | 57 min |
| Jul 1, 7:51 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 28 min |
| Jul 1, 10:46 PM EDT | Special Weather Statement | AKQ | Dorchester | 44 min |
| Jul 4, 1:40 PM EDT | Special Weather Statement | AKQ | Worcester | 50 min |
| Jul 4, 2:16 PM EDT | Special Weather Statement | AKQ | Somerset | 44 min |
| Jul 4, 3:51 PM EDT | Flash Flood Warning | LWX | Allegany | 3 hr |
| Jul 4, 4:05 PM EDT | Areal Flood Advisory | PBZ | Garrett | 115 min |
| Jul 4, 4:15 PM EDT | Special Weather Statement | PHI | Caroline | 60 min |
| Jul 4, 4:18 PM EDT | Areal Flood Advisory | PHI | Caroline, Queen Anne's | 4 hr |
| Jul 4, 4:45 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 45 min |
| Jul 4, 5:31 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 31 min |
| Jul 4, 5:38 PM EDT | Special Weather Statement | PHI | Cecil | 37 min |
| Jul 4, 6:07 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick, Howard, Montgomery | 38 min |
| Jul 6, 6:20 AM EDT | Flash Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 20 hr |
| Jul 6, 8:03 AM EDT | Flash Flood Warning | LWX | Calvert, Charles, Saint Mary's | 6 hr |
| Jul 6, 9:56 AM EDT | Flash Flood Watch | PBZ | 11 hr | |
| Jul 6, 9:57 AM EDT | Special Weather Statement | AKQ | Dorchester | 48 min |
| Jul 6, 11:09 AM EDT | Special Weather Statement | AKQ | Somerset | 51 min |
| Jul 6, 11:37 AM EDT | Special Weather Statement | AKQ | Somerset | 38 min |
| Jul 6, 12:13 PM EDT | Special Weather Statement | AKQ | Somerset | 47 min |
| Jul 6, 12:39 PM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 14 hr |
| Jul 6, 2:07 PM EDT | Areal Flood Warning | LWX | Saint Mary's | 11 hr |
| Jul 6, 3:35 PM EDT | Flash Flood Warning | PHI | Cecil | 4 hr |
| Jul 6, 4:04 PM EDT | Areal Flood Advisory | PHI | Cecil | 4 hr |
| Jul 6, 4:08 PM EDT | Special Weather Statement | PHI | Kent | 67 min |
| Jul 6, 4:16 PM EDT | Flash Flood Watch | PHI | Cecil, Kent | 3 hr |
| Jul 6, 4:17 PM EDT | Areal Flood Advisory | PHI | Kent | 3 hr |
| Jul 6, 5:29 PM EDT | Special Weather Statement | AKQ | Wicomico | 46 min |
| Jul 6, 5:31 PM EDT | Special Weather Statement | AKQ | Dorchester | 44 min |
| Jul 6, 5:39 PM EDT | Special Weather Statement | PHI | Kent | 66 min |
| Jul 6, 5:55 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 36 min |
| Jul 6, 6:15 PM EDT | Areal Flood Advisory | PHI | Kent, Queen Anne's | 3 hr |
| Jul 6, 7:36 PM EDT | Areal Flood Warning | PHI | Cecil, Kent | 10 hr |
| Jul 6, 11:01 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 14 min |
| Jul 7, 4:46 AM EDT | Special Weather Statement | AKQ | Worcester | 44 min |
| Jul 7, 1:27 PM EDT | Severe Thunderstorm Watch | SPC | Garrett | 8 hr |
| Jul 7, 3:35 PM EDT | Mesoscale Discussion | SPC | Garrett | 85 min |
| Jul 7, 4:01 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 44 min |
| Jul 7, 5:55 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 27 min |
| Jul 7, 7:40 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Montgomery, Prince George's | 35 min |
| Jul 7, 9:52 PM EDT | Special Weather Statement | AKQ | Dorchester | 53 min |
| Jul 8, 5:46 PM EDT | Special Weather Statement | AKQ | Somerset | 44 min |
| Jul 8, 6:13 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 47 min |
| Jul 8, 7:02 PM EDT | Special Weather Statement | AKQ | Worcester | 28 min |
| Jul 8, 7:24 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 36 min |
| Jul 12, 3:05 PM EDT | Heat Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Harford, Howard and 4 more | 28 hr |
| Jul 12, 3:10 PM EDT | Heat Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 29 hr |
| Jul 12, 3:40 PM EDT | Heat Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 28 hr |
| Jul 13, 9:25 AM EDT | Flash Flood Watch | PBZ | 31 hr | |
| Jul 13, 11:09 AM EDT | Mesoscale Discussion | SPC | Baltimore, Cecil, Harford, Kent, Queen Anne's | 2 hr |
| Jul 13, 3:03 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Cecil, Charles, Dorchester and 8 more | 57 min |
| Jul 13, 4:50 PM EDT | Special Weather Statement | PHI | Queen Anne's | 40 min |
| Jul 13, 5:14 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 46 min |
| Jul 13, 7:23 PM EDT | Special Weather Statement | PHI | Kent | 52 min |
| Jul 13, 10:03 PM EDT | Special Weather Statement | PHI | Caroline | 27 min |
| Jul 13, 10:15 PM EDT | Areal Flood Advisory | PHI | Caroline, Talbot | 4 hr |
| Jul 14, 12:07 AM EDT | Special Weather Statement | AKQ | Dorchester | 38 min |
| Jul 14, 12:41 AM EDT | Special Weather Statement | AKQ | Dorchester | 49 min |
| Jul 14, 12:44 AM EDT | Special Weather Statement | AKQ | Wicomico, Worcester | 46 min |
| Jul 14, 9:23 AM EDT | Special Weather Statement | PHI | Cecil | 37 min |
| Jul 14, 11:40 AM EDT | Flash Flood Watch | PHI | Cecil, Kent, Queen Anne's | 11 hr |
| Jul 14, 12:06 PM EDT | Heat Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 7 hr |
| Jul 14, 12:12 PM EDT | Heat Advisory | LWX | Anne Arundel, Baltimore, Charles, Howard, Montgomery, Prince George's and 1 more | 6 hr |
| Jul 14, 1:09 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 16 more | 2 hr |
| Jul 14, 1:35 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 40 min |
| Jul 14, 1:40 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 13 more | 7 hr |
| Jul 14, 2:31 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 59 min |
| Jul 14, 2:46 PM EDT | Areal Flood Advisory | PHI | Cecil | 3 hr |
| Jul 14, 3:10 PM EDT | Flash Flood Warning | PHI | Cecil | 2 hr |
| Jul 14, 3:18 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 12 min |
| Jul 14, 3:23 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 67 min |
| Jul 14, 3:52 PM EDT | Flash Flood Warning | PHI | Talbot | 53 min |
| Jul 14, 3:57 PM EDT | Flash Flood Warning | PHI | Cecil, Kent | 2 hr |
| Jul 14, 4:00 PM EDT | Special Weather Statement | PHI | Caroline | 45 min |
| Jul 14, 4:05 PM EDT | Special Weather Statement | PHI | Kent | 40 min |
| Jul 14, 4:14 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 27 min |
| Jul 14, 4:23 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 18 more | 67 min |
| Jul 14, 4:24 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 51 min |
| Jul 14, 4:48 PM EDT | Special Weather Statement | PHI | Queen Anne's | 27 min |
| Jul 14, 4:54 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 39 min |
| Jul 14, 4:59 PM EDT | Flash Flood Warning | PHI | Queen Anne's | 4 hr |
| Jul 14, 5:24 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 24 min |
| Jul 14, 5:27 PM EDT | Special Weather Statement | PHI | Queen Anne's | 63 min |
| Jul 14, 5:40 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 65 min |
| Jul 14, 5:54 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 51 min |
| Jul 14, 5:55 PM EDT | Special Weather Statement | AKQ | Dorchester | 80 min |
| Jul 14, 5:58 PM EDT | Flash Flood Warning | PHI | Talbot | 3 hr |
| Jul 14, 6:10 PM EDT | Flash Flood Warning | PHI | Caroline | 3 hr |
| Jul 14, 6:20 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 40 min |
| Jul 14, 6:27 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 47 min |
| Jul 14, 6:49 PM EDT | Special Weather Statement | AKQ | Dorchester, Wicomico | 71 min |
| Jul 14, 7:00 PM EDT | Mesoscale Discussion | SPC | Somerset, Wicomico, Worcester | 60 min |
| Jul 14, 7:20 PM EDT | Special Weather Statement | AKQ | Somerset, Worcester | 40 min |
| Jul 14, 7:42 PM EDT | Special Weather Statement | AKQ | Somerset, Worcester | 48 min |
| Jul 14, 8:26 PM EDT | Areal Flood Advisory | PHI | Caroline, Queen Anne's, Talbot | 3 hr |
| Jul 14, 9:15 PM EDT | Areal Flood Advisory | AKQ | Somerset, Wicomico, Worcester | 3 hr |
| Jul 14, 9:55 PM EDT | Special Weather Statement | PHI | Cecil | 50 min |
| Jul 15, 11:35 AM EDT | Tornado Warning | PHI | Kent, Queen Anne's, Talbot | 25 min |
| Jul 15, 12:06 PM EDT | Special Weather Statement | PHI | Queen Anne's | 24 min |
| Jul 17, 2:21 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll | 39 min |
| Jul 17, 2:59 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 46 min |
| Jul 17, 3:06 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 39 min |
| Jul 17, 3:13 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll | 47 min |
| Jul 17, 3:40 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 50 min |
| Jul 17, 3:51 PM EDT | Flash Flood Warning | LWX | Baltimore, Carroll | 3 hr |
| Jul 17, 4:10 PM EDT | Flash Flood Warning | LWX | Montgomery | 3 hr |
| Jul 17, 4:15 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 32 min |
| Jul 17, 4:46 PM EDT | Areal Flood Advisory | PHI | Cecil, Kent | 119 min |
| Jul 17, 4:52 PM EDT | Special Weather Statement | PHI | Cecil | 53 min |
| Jul 17, 5:11 PM EDT | Special Weather Statement | PHI | Kent | 49 min |
| Jul 17, 5:19 PM EDT | Special Weather Statement | PHI | Cecil | 56 min |
| Jul 17, 6:13 PM EDT | Areal Flood Advisory | PHI | Kent, Queen Anne's | 2 hr |
| Jul 17, 6:16 PM EDT | Special Weather Statement | PHI | Queen Anne's | 44 min |
| Jul 17, 6:30 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 17 min |
| Jul 17, 6:49 PM EDT | Special Weather Statement | PHI | Caroline, Queen Anne's, Talbot | 56 min |
| Jul 18, 2:31 PM EDT | Mesoscale Discussion | SPC | Baltimore, Carroll, Frederick, Howard, Montgomery, Washington | 59 min |
| Jul 18, 3:20 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Howard | 25 min |
| Jul 18, 4:11 PM EDT | Areal Flood Warning | LWX | Montgomery | 6 hr |
| Jul 20, 3:21 AM EDT | Heat Advisory | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 16 hr |
| Jul 20, 3:43 AM EDT | Heat Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 15 hr |
| Jul 20, 3:46 PM EDT | Heat Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 28 hr |
| Jul 20, 8:30 PM EDT | Heat Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Harford, Howard and 4 more | 23 hr |
| Jul 21, 3:51 PM EDT | Heat Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 28 hr |
| Jul 22, 3:09 AM EDT | Heat Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Howard, Montgomery and 3 more | 16 hr |
| Jul 22, 8:34 AM EDT | Mesoscale Discussion | SPC | Garrett | 86 min |
| Jul 22, 12:57 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 48 min |
| Jul 22, 1:12 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 3 hr |
| Jul 22, 2:03 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 27 min |
| Jul 22, 2:23 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 52 min |
| Jul 22, 3:03 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 42 min |
| Jul 22, 3:24 PM EDT | Special Weather Statement | AKQ | Worcester | 51 min |
| Jul 22, 3:33 PM EDT | Special Weather Statement | AKQ | Dorchester | 42 min |
| Jul 22, 3:38 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 52 min |
| Jul 22, 3:47 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 43 min |
| Jul 22, 4:04 PM EDT | Special Weather Statement | AKQ | Dorchester, Wicomico | 41 min |
| Jul 22, 4:30 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico, Worcester | 45 min |
| Jul 22, 4:30 PM EDT | Special Weather Statement | PHI | Wicomico | 30 min |
| Jul 22, 5:17 PM EDT | Special Weather Statement | AKQ | Worcester | 28 min |
| Jul 22, 6:06 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's | 54 min |
| Jul 22, 6:44 PM EDT | Special Weather Statement | PHI | Talbot | 76 min |
| Jul 22, 6:48 PM EDT | Special Weather Statement | AKQ | Dorchester | 42 min |
| Jul 22, 6:48 PM EDT | Special Weather Statement | PBZ | Garrett | 27 min |
| Jul 22, 7:46 PM EDT | Special Weather Statement | AKQ | Somerset, Wicomico | 44 min |
| Jul 22, 8:37 PM EDT | Special Weather Statement | AKQ | Worcester | 38 min |
| Jul 22, 10:18 PM EDT | Special Weather Statement | PHI | Caroline, Talbot | 72 min |
| Jul 22, 10:34 PM EDT | Special Weather Statement | AKQ | Dorchester, Wicomico | 41 min |
| Jul 22, 11:16 PM EDT | Special Weather Statement | AKQ | Wicomico, Worcester | 44 min |
| Jul 22, 11:26 PM EDT | Areal Flood Advisory | PHI | Caroline, Queen Anne's, Talbot | 4 hr |
| Jul 22, 11:45 PM EDT | Special Weather Statement | AKQ | Dorchester | 45 min |
| Jul 23, 12:04 AM EDT | Special Weather Statement | AKQ | Wicomico, Worcester | 41 min |
| Jul 23, 12:33 AM EDT | Special Weather Statement | AKQ | Somerset | 42 min |
| Jul 23, 12:42 AM EDT | Areal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 3 hr |
| Jul 23, 1:12 AM EDT | Special Weather Statement | AKQ | Worcester | 48 min |
| Jul 23, 2:38 PM EDT | Special Weather Statement | PHI | Caroline, Kent, Queen Anne's, Talbot | 67 min |
| Jul 23, 2:47 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 43 min |
| Jul 23, 2:53 PM EDT | Special Weather Statement | PHI | Cecil | 52 min |
| Jul 23, 2:59 PM EDT | Special Weather Statement | AKQ | Dorchester | 46 min |
| Jul 23, 3:06 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 39 min |
| Jul 23, 3:16 PM EDT | Flash Flood Watch | PHI | Cecil | 15 hr |
| Jul 23, 3:27 PM EDT | Special Weather Statement | PHI | Cecil | 33 min |
| Jul 23, 3:31 PM EDT | Special Weather Statement | PHI | Dorchester | 44 min |
| Jul 23, 3:44 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 14 min |
| Jul 23, 3:44 PM EDT | Mesoscale Discussion | SPC | Baltimore, Carroll, Cecil, Harford, Kent, Queen Anne's and 1 more | 3 hr |
| Jul 23, 3:49 PM EDT | Special Weather Statement | AKQ | Wicomico, Worcester | 41 min |
| Jul 23, 3:53 PM EDT | Areal Flood Advisory | PHI | Cecil, Kent | 4 hr |
| Jul 23, 4:26 PM EDT | Areal Flood Advisory | PHI | Cecil | 3 hr |
| Jul 23, 4:32 PM EDT | Special Weather Statement | AKQ | Worcester | 43 min |
| Jul 23, 4:59 PM EDT | Flash Flood Watch | LWX | Anne Arundel, Baltimore, Carroll, Frederick, Harford, Howard and 3 more | 9 hr |
| Jul 23, 5:01 PM EDT | Areal Flood Warning | LWX | Montgomery, Prince George's | 4 hr |
| Jul 23, 5:19 PM EDT | Flash Flood Warning | LWX | Harford | 3 hr |
| Jul 23, 5:40 PM EDT | Areal Flood Advisory | PHI | Cecil | 4 hr |
| Jul 23, 5:45 PM EDT | Areal Flood Warning | LWX | Harford | 5 hr |
| Jul 23, 5:47 PM EDT | Special Weather Statement | PHI | Cecil | 28 min |
| Jul 23, 6:22 PM EDT | Special Weather Statement | PHI | Cecil | 38 min |
| Jul 23, 6:26 PM EDT | Flash Flood Warning | PHI | Cecil | 4 hr |
| Jul 23, 7:05 PM EDT | Flash Flood Warning | LWX | Harford | 3 hr |
| Jul 23, 7:10 PM EDT | Areal Flood Warning | LWX | Baltimore, Harford | 4 hr |
| Jul 23, 7:55 PM EDT | Areal Flood Warning | LWX | Harford | 9 hr |
| Jul 23, 9:28 PM EDT | Areal Flood Warning | PHI | Cecil | 8 hr |
| Jul 23, 11:39 PM EDT | Areal Flood Warning | LWX | Montgomery, Prince George's | 6 hr |
| Jul 24, 12:21 AM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 39 min |
| Jul 24, 12:41 AM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Cecil, Harford, Kent, Queen Anne's and 1 more | 2 hr |
| Jul 24, 12:51 AM EDT | Areal Flood Warning | LWX | Baltimore, Harford | 6 hr |
| Jul 24, 12:58 AM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 32 min |
| Jul 24, 1:05 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 55 min |
| Jul 24, 1:10 AM EDT | Areal Flood Advisory | PHI | Cecil | 4 hr |
| Jul 24, 1:27 AM EDT | Tornado Warning | PHI | Kent, Queen Anne's | 21 min |
| Jul 24, 1:52 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 53 min |
| Jul 24, 2:02 AM EDT | Severe Thunderstorm Warning | PHI | Cecil | 43 min |
| Jul 24, 4:27 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel | 6 hr |
| Jul 24, 4:40 AM EDT | Areal Flood Warning | PHI | Cecil | 4 hr |
| Jul 24, 2:17 PM EDT | Mesoscale Discussion | SPC | Allegany, Baltimore, Carroll, Cecil, Frederick, Garrett and 6 more | 118 min |
| Jul 24, 4:48 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 12 hr |
| Jul 24, 5:02 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 43 min |
| Jul 24, 6:09 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 3 hr |
| Jul 24, 7:27 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 48 min |
| Jul 24, 8:07 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Howard | 38 min |
| Jul 24, 8:08 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 52 min |
| Jul 24, 8:09 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 36 min |
| Jul 24, 8:25 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Harford, City of Baltimore | 50 min |
| Jul 24, 8:59 PM EDT | Areal Flood Advisory | PHI | Cecil | 2 hr |
| Jul 24, 9:04 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Howard, City of Baltimore | 24 min |
| Jul 24, 9:07 PM EDT | Areal Flood Warning | LWX | Harford | 6 hr |
| Jul 24, 9:52 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 38 min |
| Jul 24, 10:02 PM EDT | Special Weather Statement | PHI | Cecil | 43 min |
| Jul 24, 10:06 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's | 39 min |
| Jul 24, 10:50 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 40 min |
| Jul 24, 11:10 PM EDT | Special Weather Statement | PHI | Talbot | 35 min |
| Jul 24, 11:30 PM EDT | Special Weather Statement | PHI | Caroline | 45 min |
| Jul 24, 11:55 PM EDT | Areal Flood Advisory | PHI | Caroline, Queen Anne's | 2 hr |
| Jul 25, 12:33 AM EDT | Special Weather Statement | AKQ | Wicomico | 42 min |
| Jul 25, 12:34 AM EDT | Severe Thunderstorm Warning | PHI | Caroline | 41 min |
| Jul 25, 1:02 AM EDT | Special Weather Statement | AKQ | Wicomico | 43 min |
| Jul 25, 1:39 AM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 3 hr |
| Jul 25, 1:48 AM EDT | Special Weather Statement | AKQ | Worcester | 42 min |
| Jul 25, 4:44 PM EDT | Coastal Flood Statement | AKQ | Worcester | 8 hr |
| Jul 26, 4:29 PM EDT | Coastal Flood Statement | AKQ | Worcester | 7 hr |
| Jul 26, 4:29 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 18 hr |
| Jul 26, 9:14 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Saint Mary's | 24 hr |
| Jul 27, 1:47 PM EDT | Flash Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more | 48 hr |
| Jul 27, 2:13 PM EDT | Flash Flood Watch | PBZ | 42 hr | |
| Jul 27, 3:08 PM EDT | Flash Flood Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 42 hr |
| Jul 27, 3:20 PM EDT | Flash Flood Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 42 hr |
| Jul 27, 4:02 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Wicomico | 15 hr |
| Jul 27, 5:36 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel | 5 hr |
| Jul 27, 9:28 PM EDT | Special Weather Statement | PHI | Talbot | 32 min |
| Jul 27, 11:41 PM EDT | Special Weather Statement | AKQ | Worcester | 64 min |
| Jul 28, 5:06 AM EDT | Special Weather Statement | PHI | Caroline, Kent, Queen Anne's | 54 min |
| Jul 28, 9:17 AM EDT | River Flood Warning | LWX | Montgomery | 31 hr |
| Jul 28, 10:49 AM EDT | Flash Flood Warning | LWX | Montgomery | 4 hr |
| Jul 28, 11:42 AM EDT | Special Weather Statement | PHI | Talbot | 48 min |
| Jul 28, 11:48 AM EDT | Flash Flood Warning | LWX | Prince George's | 6 hr |
| Jul 28, 12:33 PM EDT | Special Weather Statement | PHI | Talbot | 42 min |
| Jul 28, 1:39 PM EDT | Special Weather Statement | PHI | Queen Anne's | 36 min |
| Jul 28, 2:18 PM EDT | Areal Flood Warning | LWX | Montgomery | 6 hr |
| Jul 28, 3:05 PM EDT | Special Weather Statement | AKQ | Dorchester | 40 min |
| Jul 28, 3:08 PM EDT | Special Weather Statement | PHI | Talbot | 52 min |
| Jul 28, 3:18 PM EDT | Flash Flood Warning | LWX | Prince George's | 3 hr |
| Jul 28, 3:38 PM EDT | Special Weather Statement | AKQ | Dorchester | 52 min |
| Jul 28, 3:39 PM EDT | Areal Flood Advisory | PHI | Caroline, Queen Anne's, Talbot | 9 hr |
| Jul 28, 4:09 PM EDT | Areal Flood Advisory | AKQ | Dorchester, Wicomico | 3 hr |
| Jul 28, 4:43 PM EDT | Special Weather Statement | AKQ | Saint Mary's | 32 min |
| Jul 28, 5:24 PM EDT | Special Weather Statement | AKQ | Dorchester | 51 min |
| Jul 28, 6:05 PM EDT | Areal Flood Warning | LWX | Prince George's | 12 hr |
| Jul 28, 6:31 PM EDT | Flash Flood Warning | LWX | Baltimore, City of Baltimore | 4 hr |
| Jul 28, 6:52 PM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 111 min |
| Jul 28, 6:58 PM EDT | Special Weather Statement | AKQ | Somerset | 47 min |
| Jul 28, 7:07 PM EDT | Flash Flood Warning | PBZ | Garrett | 5 hr |
| Jul 28, 7:17 PM EDT | Areal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 3 hr |
| Jul 28, 7:36 PM EDT | Special Weather Statement | AKQ | Worcester | 39 min |
| Jul 28, 8:09 PM EDT | Areal Flood Advisory | AKQ | Wicomico, Worcester | 3 hr |
| Jul 28, 8:15 PM EDT | Special Weather Statement | AKQ | Worcester | 45 min |
| Jul 28, 8:43 PM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 13 hr |
| Jul 28, 8:45 PM EDT | Special Weather Statement | AKQ | Worcester | 45 min |
| Jul 28, 10:09 PM EDT | Areal Flood Warning | LWX | Baltimore, City of Baltimore | 6 hr |
| Jul 28, 10:51 PM EDT | Flash Flood Warning | LWX | Frederick, Howard, Montgomery | 4 hr |
| Jul 28, 11:13 PM EDT | Areal Flood Advisory | PHI | Cecil, Kent, Queen Anne's | 4 hr |
| Jul 28, 11:50 PM EDT | Flash Flood Warning | LWX | Anne Arundel, Baltimore, Howard, Montgomery, City of Baltimore | 3 hr |
| Jul 29, 12:50 AM EDT | Areal Flood Warning | LWX | Baltimore, Harford | 8 hr |
| Jul 29, 1:20 AM EDT | River Flood Warning | LWX | Garrett | 9 hr |
| Jul 29, 1:28 AM EDT | Areal Flood Warning | LWX | Montgomery, Prince George's | 6 hr |
| Jul 29, 1:38 AM EDT | Areal Flood Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 4 hr |
| Jul 29, 2:17 AM EDT | Special Weather Statement | PHI | Talbot | 28 min |
| Jul 29, 2:24 AM EDT | Areal Flood Advisory | PBZ | Garrett | 5 hr |
| Jul 29, 2:26 AM EDT | Areal Flood Warning | LWX | Prince George's | 26 hr |
| Jul 29, 2:31 AM EDT | Areal Flood Warning | LWX | Howard, Montgomery | 6 hr |
| Jul 29, 2:39 AM EDT | Areal Flood Warning | LWX | Anne Arundel, Baltimore, Howard, Montgomery, City of Baltimore | 9 hr |
| Jul 29, 3:03 AM EDT | Areal Flood Advisory | PHI | Cecil, Kent, Queen Anne's | 4 hr |
| Jul 29, 5:30 AM EDT | Areal Flood Advisory | PHI | Caroline | 2 hr |
| Jul 29, 6:44 AM EDT | Areal Flood Warning | PBZ | Garrett | 12 hr |
| Jul 29, 7:59 AM EDT | Areal Flood Warning | LWX | Anne Arundel | 6 hr |
| Jul 29, 8:44 AM EDT | Areal Flood Warning | LWX | Anne Arundel, Prince George's | 6 hr |
| Jul 29, 10:37 AM EDT | River Flood Warning | LWX | Garrett | 15 hr |
| Jul 29, 3:54 PM EDT | Beach Hazards Statement | AKQ | Worcester | 52 hr |
| Jul 29, 3:54 PM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 32 hr |
| Jul 29, 3:54 PM EDT | High Surf Advisory | AKQ | Worcester | 18 hr |
| Jul 30, 4:11 AM EDT | High Surf Advisory | AKQ | Worcester | 2 hr |
| Jul 30, 9:41 AM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 2 hr |
| Jul 30, 12:48 PM EDT | Coastal Flood Advisory | LWX | Baltimore, Harford, Saint Mary's, City of Baltimore | 18 hr |
| Jul 30, 2:59 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Calvert | 35 hr |
| Jul 30, 5:11 PM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 32 hr |
| Jul 31, 3:38 AM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 9 hr |
| Jul 31, 4:44 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 7 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 | 71 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 3 |
| Mesoscale Discussion | 15 |
| Special Weather Statement | 92 |
| Flooding | |
| Areal Flood Warning | 23 |
| Flash Flood Warning | 21 |
| River Flood Warning | 3 |
| Flash Flood Watch | 11 |
| Areal Flood Advisory | 29 |
| Heat | |
| Heat Advisory | 11 |
| Coast and beach | |
| Coastal Flood Advisory | 12 |
| High Surf Advisory | 2 |
| Beach Hazards Statement | 1 |
| Coastal Flood Statement | 7 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cecil County55
- Queen Anne's County53
- Kent County46
- Dorchester County43
- Montgomery County42
- Caroline County41
- Talbot County39
- Baltimore County38
- Worcester County38
- Wicomico County37
- Anne Arundel County36
- Prince George's County34
- Harford County33
- Howard County31
- Somerset County28
- City of Baltimore26
- Saint Mary's County25
- Carroll County23
- Frederick County21
- Calvert County20
- Charles County17
- Garrett County14
- Washington County13
- Allegany County10
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.