Alert archive / Maryland / 2019
Weather alerts in Maryland, May 2019
195 weather alerts in May 2019, 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 May 2019. Tap one for its archive.
- Alerts
- 195
- Warnings
- 90
- Watches
- 16
- Advisories
- 25
- Busiest day
- May 23, 201928 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 |
|---|---|---|---|---|
| May 2, 4:19 AM EDT | Dense Fog Advisory | PHI | Cecil, Kent, Queen Anne's | 5 hr |
| May 2, 4:30 AM EDT | Dense Fog Advisory | LWX | Anne Arundel, Baltimore, Carroll, Frederick, Harford, Howard and 4 more | 4 hr |
| May 2, 3:03 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 42 min |
| May 2, 3:28 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Charles, Harford, Howard and 6 more | 2 hr |
| May 2, 3:30 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery, Prince George's | 45 min |
| May 2, 3:38 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 52 min |
| May 2, 3:54 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Prince George's | 51 min |
| May 2, 4:23 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's, Talbot | 52 min |
| May 2, 4:39 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 36 min |
| May 2, 4:48 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 42 min |
| May 2, 5:32 PM EDT | Special Weather Statement | PHI | Caroline, Queen Anne's, Talbot | 58 min |
| May 2, 5:41 PM EDT | Special Weather Statement | AKQ | Dorchester | 49 min |
| May 2, 6:32 PM EDT | Special Weather Statement | AKQ | Dorchester, Wicomico | 43 min |
| May 2, 6:35 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 40 min |
| May 2, 6:55 PM EDT | Special Weather Statement | AKQ | Dorchester | 35 min |
| May 2, 7:27 PM EDT | Special Weather Statement | AKQ | Dorchester, Wicomico | 48 min |
| May 3, 2:21 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Frederick, Garrett, Washington | 8 hr |
| May 3, 4:09 PM EDT | Flash Flood Watch | LWX | Allegany, Frederick, Washington | 5 hr |
| May 3, 4:17 PM EDT | Special Weather Statement | PBZ | Garrett | 28 min |
| May 3, 4:45 PM EDT | Mesoscale Discussion | SPC | Allegany, Frederick, Garrett, Washington | 60 min |
| May 3, 6:27 PM EDT | Mesoscale Discussion | SPC | Baltimore, Carroll, Frederick, Howard, Montgomery, Washington | 63 min |
| May 3, 8:07 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 38 min |
| May 3, 8:28 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 47 min |
| May 3, 8:29 PM EDT | Mesoscale Discussion | SPC | Baltimore, Carroll, Cecil, Frederick, Harford, Howard and 4 more | 61 min |
| May 3, 8:43 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 47 min |
| May 4, 4:05 AM EDT | Flash Flood Watch | LWX | Anne Arundel, Baltimore, Carroll, Charles, Frederick, Harford and 5 more | 30 hr |
| May 4, 3:11 PM EDT | Flash Flood Watch | PHI | Cecil, Kent | 21 hr |
| May 5, 1:54 AM EDT | Special Weather Statement | PHI | Caroline, Talbot | 51 min |
| May 5, 2:19 AM EDT | Special Weather Statement | AKQ | Wicomico | 41 min |
| May 5, 2:45 AM EDT | Special Weather Statement | PHI | Caroline | 30 min |
| May 5, 6:47 AM EDT | Areal Flood Warning | LWX | Washington | 18 hr |
| May 5, 12:02 PM EDT | Areal Flood Warning | LWX | Carroll, Frederick | 12 hr |
| May 5, 7:36 PM EDT | River Flood Warning | LWX | Frederick | 17 hr |
| May 6, 2:24 PM EDT | Coastal Flood Advisory | LWX | Calvert | 19 hr |
| May 6, 4:34 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Charles, Harford, Saint Mary's, City of Baltimore | 21 hr |
| May 6, 6:22 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 14 hr |
| May 8, 2:19 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Harford, Saint Mary's, City of Baltimore | 11 hr |
| May 10, 12:25 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Harford, City of Baltimore | 15 hr |
| May 10, 10:01 PM EDT | Areal Flood Warning | LWX | Baltimore, City of Baltimore | 4 hr |
| May 11, 12:05 AM EDT | Areal Flood Warning | LWX | Frederick | 108 min |
| May 12, 4:12 PM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 32 hr |
| May 13, 5:04 AM EDT | Beach Hazards Statement | AKQ | Worcester | 15 hr |
| May 13, 5:04 AM EDT | Rip Current Statement | AKQ | Worcester | 15 hr |
| May 13, 5:39 AM EDT | Coastal Flood Advisory | LWX | Calvert, Charles, Harford, Saint Mary's | 14 hr |
| May 13, 10:04 AM EDT | Coastal Flood Warning | LWX | Saint Mary's | 106 min |
| May 13, 10:04 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Saint Mary's, City of Baltimore | 21 hr |
| May 13, 10:57 AM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 16 hr |
| May 13, 2:28 PM EDT | Areal Flood Advisory | PHI | Cecil | 4 hr |
| May 13, 8:06 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, City of Baltimore | 8 hr |
| May 14, 3:52 AM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 10 hr |
| May 14, 8:48 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Saint Mary's | 21 hr |
| May 14, 5:21 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 11 hr |
| May 16, 2:16 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Harford | 9 hr |
| May 16, 4:48 PM EDT | Coastal Flood Statement | AKQ | Dorchester | 10 hr |
| May 16, 8:56 PM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 6 hr |
| May 17, 5:23 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel | 5 hr |
| May 17, 6:04 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 10 hr |
| May 18, 3:39 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 14 hr |
| May 18, 5:06 PM EDT | Special Weather Statement | CTP | Washington | 24 min |
| May 18, 5:08 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 52 min |
| May 18, 5:40 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 35 min |
| May 18, 6:33 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 42 min |
| May 18, 8:06 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Howard, Montgomery | 39 min |
| May 19, 2:51 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Harford, City of Baltimore | 9 hr |
| May 19, 1:27 PM EDT | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Garrett, Washington | 2 hr |
| May 19, 2:23 PM EDT | Severe Thunderstorm Warning | LWX | Allegany, Washington | 34 min |
| May 19, 2:35 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 40 min |
| May 19, 2:36 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Carroll, Frederick, Washington | 8 hr |
| May 19, 3:02 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 24 min |
| May 19, 3:10 PM EDT | Special Weather Statement | PBZ | Garrett | 35 min |
| May 19, 4:00 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 45 min |
| May 19, 4:05 PM EDT | Areal Flood Warning | LWX | Washington | 9 hr |
| May 19, 4:41 PM EDT | Mesoscale Discussion | SPC | Carroll, Frederick, Washington | 94 min |
| May 19, 5:58 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 32 min |
| May 19, 8:30 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, City of Baltimore | 15 hr |
| May 19, 10:40 PM EDT | Special Weather Statement | PBZ | Garrett | 20 min |
| May 20, 5:19 PM EDT | Special Weather Statement | AKQ | Dorchester | 41 min |
| May 23, 11:52 AM EDT | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Garrett, Howard, Montgomery and 1 more | 83 min |
| May 23, 1:02 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 5 hr |
| May 23, 1:41 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 37 min |
| May 23, 2:12 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 18 min |
| May 23, 2:26 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 34 min |
| May 23, 2:42 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 33 min |
| May 23, 2:56 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Howard, Montgomery | 34 min |
| May 23, 3:05 PM EDT | Severe Thunderstorm Watch | SPC | Dorchester, Somerset, Wicomico, Worcester | 4 hr |
| May 23, 3:11 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 34 min |
| May 23, 3:21 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Howard, Montgomery, Prince George's, City of Baltimore | 39 min |
| May 23, 3:30 PM EDT | Tornado Warning | LWX | Howard | 30 min |
| May 23, 3:36 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Montgomery, Prince George's | 39 min |
| May 23, 3:42 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 13 more | 93 min |
| May 23, 3:47 PM EDT | Tornado Warning | LWX | Prince George's | 11 min |
| May 23, 3:53 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 52 min |
| May 23, 3:55 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Charles, Saint Mary's | 65 min |
| May 23, 3:58 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Prince George's, City of Baltimore | 32 min |
| May 23, 4:10 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 50 min |
| May 23, 4:21 PM EDT | Special Weather Statement | AKQ | Dorchester | 39 min |
| May 23, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 63 min |
| May 23, 4:30 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 15 min |
| May 23, 4:34 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 56 min |
| May 23, 4:42 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 48 min |
| May 23, 5:16 PM EDT | Special Weather Statement | AKQ | Somerset, Wicomico | 44 min |
| May 23, 5:27 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 18 min |
| May 23, 5:37 PM EDT | Severe Thunderstorm Watch | SPC | Garrett | 5 hr |
| May 23, 5:44 PM EDT | Mesoscale Discussion | SPC | Garrett | 61 min |
| May 23, 5:49 PM EDT | Special Weather Statement | AKQ | Somerset, Wicomico, Worcester | 41 min |
| May 23, 8:02 PM EDT | Mesoscale Discussion | SPC | Garrett | 118 min |
| May 23, 9:20 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Carroll, Frederick, Washington | 3 hr |
| May 23, 10:36 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 24 min |
| May 25, 12:53 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 2 hr |
| May 25, 4:50 PM EDT | Severe Thunderstorm Watch | SPC | Garrett | 5 hr |
| May 25, 8:16 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 59 min |
| May 25, 8:50 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 25 min |
| May 25, 11:03 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Frederick, Howard, Montgomery | 42 min |
| May 26, 2:20 AM EDT | Special Weather Statement | AKQ | Wicomico, Worcester | 40 min |
| May 26, 3:29 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Saint Mary's, City of Baltimore | 13 hr |
| May 26, 6:24 AM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 6 hr |
| May 26, 11:14 AM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 3 hr |
| May 26, 1:45 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 17 more | 2 hr |
| May 26, 3:54 PM EDT | Special Weather Statement | AKQ | Dorchester | 51 min |
| May 26, 4:11 PM EDT | Special Weather Statement | AKQ | Dorchester | 34 min |
| May 26, 4:48 PM EDT | Special Weather Statement | AKQ | Dorchester, Wicomico | 42 min |
| May 26, 4:56 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 34 min |
| May 26, 5:45 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 13 more | 2 hr |
| May 26, 6:35 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Prince George's | 12 min |
| May 26, 7:05 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 15 min |
| May 26, 7:40 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 50 min |
| May 26, 8:07 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 38 min |
| May 26, 8:11 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 36 min |
| May 26, 8:21 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 39 min |
| May 26, 8:27 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 16 min |
| May 26, 8:32 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 4 hr |
| May 26, 8:46 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 29 min |
| May 26, 8:59 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Frederick, Howard, City of Baltimore | 31 min |
| May 26, 9:11 PM EDT | Special Weather Statement | PHI | Kent | 34 min |
| May 26, 9:35 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Howard, City of Baltimore | 40 min |
| May 26, 9:45 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 45 min |
| May 26, 10:01 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 59 min |
| May 26, 10:26 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Charles, Dorchester and 10 more | 94 min |
| May 26, 10:44 PM EDT | Special Weather Statement | AKQ | Saint Mary's | 31 min |
| May 27, 12:05 AM EDT | Special Weather Statement | AKQ | Worcester | 70 min |
| May 28, 7:50 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 40 min |
| May 28, 8:28 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 47 min |
| May 28, 12:12 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel | 6 hr |
| May 28, 1:02 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Caroline, Carroll, Cecil and 7 more | 118 min |
| May 28, 1:48 PM EDT | Tornado Watch | SPC | Caroline, Cecil, Kent, Queen Anne's, Talbot | 8 hr |
| May 28, 5:09 PM EDT | Special Weather Statement | PHI | Cecil | 51 min |
| May 28, 5:14 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 46 min |
| May 28, 5:31 PM EDT | Special Weather Statement | CTP | Harford | 29 min |
| May 28, 5:34 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Caroline, Carroll, Cecil, Dorchester and 8 more | 86 min |
| May 28, 6:11 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 64 min |
| May 28, 6:14 PM EDT | Areal Flood Advisory | PHI | Cecil | 4 hr |
| May 28, 8:07 PM EDT | Mesoscale Discussion | SPC | Baltimore, Caroline, Carroll, Cecil, Harford, Kent and 2 more | 113 min |
| May 28, 8:39 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Saint Mary's | 7 hr |
| May 29, 3:37 AM EDT | Flash Flood Watch | PBZ | 17 hr | |
| May 29, 11:52 AM EDT | Severe Thunderstorm Watch | SPC | Garrett | 6 hr |
| May 29, 1:10 PM EDT | Tornado Watch | SPC | Cecil | 8 hr |
| May 29, 3:44 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 31 min |
| May 29, 3:47 PM EDT | Mesoscale Discussion | SPC | Cecil, Harford | 118 min |
| May 29, 4:46 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick, City of Baltimore | 44 min |
| May 29, 4:58 PM EDT | Mesoscale Discussion | SPC | Baltimore, Carroll, Frederick, Howard, Montgomery, City of Baltimore | 3 hr |
| May 29, 5:14 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Howard, City of Baltimore | 31 min |
| May 29, 5:38 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford, City of Baltimore | 52 min |
| May 29, 5:47 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Harford, City of Baltimore | 28 min |
| May 29, 5:51 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 24 min |
| May 29, 6:02 PM EDT | Special Weather Statement | PHI | Cecil | 28 min |
| May 29, 6:11 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 34 min |
| May 29, 6:18 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 12 min |
| May 29, 6:18 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 42 min |
| May 29, 6:22 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 53 min |
| May 29, 6:30 PM EDT | Special Weather Statement | PHI | Queen Anne's | 30 min |
| May 29, 7:12 PM EDT | Areal Flood Advisory | PHI | Cecil | 3 hr |
| May 30, 12:15 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 2 hr |
| May 30, 1:45 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 29 min |
| May 30, 2:01 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more | 5 hr |
| May 30, 2:20 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 40 min |
| May 30, 2:24 PM EDT | Tornado Warning | LWX | Frederick, Washington | 23 min |
| May 30, 2:53 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Frederick, Howard, Montgomery | 52 min |
| May 30, 3:10 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 50 min |
| May 30, 3:22 PM EDT | Tornado Warning | LWX | Anne Arundel, Howard | 23 min |
| May 30, 3:33 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Harford, Howard, City of Baltimore | 42 min |
| May 30, 3:42 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Prince George's | 48 min |
| May 30, 3:42 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's | 33 min |
| May 30, 3:53 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's, Talbot | 52 min |
| May 30, 3:56 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 64 min |
| May 30, 4:03 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 27 min |
| May 30, 4:08 PM EDT | Areal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's | 2 hr |
| May 30, 4:09 PM EDT | Special Weather Statement | PHI | Cecil | 36 min |
| May 30, 4:19 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 41 min |
| May 30, 4:32 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 43 min |
| May 30, 4:33 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 42 min |
| May 30, 4:46 PM EDT | Special Weather Statement | PHI | Cecil | 29 min |
| May 30, 5:09 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 51 min |
| May 30, 5:13 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester, Wicomico | 24 min |
| May 30, 5:22 PM EDT | Areal Flood Advisory | PHI | Caroline, Talbot | 2 hr |
| May 30, 6:35 PM EDT | Mesoscale Discussion | SPC | Charles, Saint Mary's | 55 min |
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 | 79 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 10 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 24 |
| Special Weather Statement | 31 |
| Flooding | |
| Areal Flood Warning | 5 |
| River Flood Warning | 1 |
| Flash Flood Watch | 4 |
| Areal Flood Advisory | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
| Coast and beach | |
| Coastal Flood Warning | 1 |
| Coastal Flood Advisory | 18 |
| Beach Hazards Statement | 1 |
| Coastal Flood Statement | 7 |
| Rip Current Statement | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Frederick County44
- Anne Arundel County42
- Baltimore County41
- Washington County41
- City of Baltimore36
- Howard County33
- Queen Anne's County31
- Dorchester County31
- Cecil County30
- Kent County30
- Harford County30
- Carroll County29
- Montgomery County29
- Caroline County28
- Prince George's County26
- Talbot County26
- Saint Mary's County26
- Wicomico County24
- Charles County23
- Calvert County21
- Garrett County16
- Somerset County15
- Allegany County13
- Worcester County12
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.