Alert archive / Maryland / 2019
Weather alerts in Maryland, March 2019
52 weather alerts in March 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 March 2019. Tap one for its archive.
- Alerts
- 52
- Warnings
- 18
- Watches
- 7
- Advisories
- 17
- Busiest day
- March 22, 201920 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 |
|---|---|---|---|---|
| Mar 1, 9:28 AM EST | Coastal Flood Advisory | LWX | Anne Arundel | 9 hr |
| Mar 1, 9:43 AM EST | Winter Weather Advisory | LWX | Allegany, Baltimore, Carroll, Frederick, Harford, Washington | 19 hr |
| Mar 1, 10:32 AM EST | Winter Weather Advisory | PBZ | 17 hr | |
| Mar 1, 1:55 PM EST | Winter Storm Watch | LWX | Allegany, Baltimore, Carroll, Frederick, Harford, Washington | 24 hr |
| Mar 1, 1:59 PM EST | Coastal Flood Advisory | LWX | Saint Mary's | 11 hr |
| Mar 2, 3:35 AM EST | Winter Storm Watch | PHI | Cecil, Kent | 24 hr |
| Mar 2, 3:59 AM EST | Winter Storm Watch | PBZ | 10 hr | |
| Mar 2, 1:31 PM EST | Winter Storm Warning | PBZ | 35 hr | |
| Mar 2, 1:55 PM EST | Winter Storm Warning | LWX | Allegany, Baltimore, Carroll, Frederick, Harford, Howard and 2 more | 35 hr |
| Mar 2, 1:55 PM EST | Winter Weather Advisory | LWX | Allegany, Baltimore, Harford, Howard, Montgomery, City of Baltimore | 35 hr |
| Mar 3, 4:01 AM EST | Winter Storm Warning | PHI | Cecil | 24 hr |
| Mar 3, 4:01 AM EST | Winter Weather Advisory | PHI | Cecil, Kent, Queen Anne's | 24 hr |
| Mar 3, 5:41 PM EST | Mesoscale Discussion | SPC | Baltimore, Carroll, Cecil, Frederick, Harford, Washington | 4 hr |
| Mar 4, 1:58 PM EST | Wind Chill Advisory | PBZ | 21 hr | |
| Mar 5, 1:54 PM EST | Wind Chill Advisory | LWX | Allegany | 20 hr |
| Mar 5, 2:21 PM EST | Wind Chill Advisory | PBZ | 21 hr | |
| Mar 9, 1:36 PM EST | Winter Weather Advisory | LWX | Allegany | 13 hr |
| Mar 9, 2:25 PM EST | Winter Weather Advisory | PBZ | 13 hr | |
| Mar 15, 7:40 PM EDT | Mesoscale Discussion | SPC | Baltimore, Harford | 2 hr |
| Mar 15, 8:40 PM EDT | Special Weather Statement | AKQ | Wicomico, Worcester | 50 min |
| Mar 15, 8:49 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, Howard, Prince George's | 27 min |
| Mar 15, 9:23 PM EDT | Special Weather Statement | AKQ | Worcester | 37 min |
| Mar 20, 8:53 PM EDT | Flood Watch | LWX | Anne Arundel, Baltimore, Carroll, Frederick, Harford, Howard and 4 more | 26 hr |
| Mar 21, 3:22 AM EDT | Flood Watch | PHI | Cecil, Kent | 24 hr |
| Mar 21, 11:28 AM EDT | River Flood Watch | LWX | Frederick | 11 hr |
| Mar 21, 2:51 PM EDT | Coastal Flood Advisory | LWX | Charles, Saint Mary's | 10 hr |
| Mar 21, 3:05 PM EDT | Winter Weather Advisory | PBZ | 38 hr | |
| Mar 21, 4:19 PM EDT | Areal Flood Advisory | PHI | Cecil | 12 hr |
| Mar 21, 4:26 PM EDT | River Flood Watch | LWX | Montgomery | 64 min |
| Mar 21, 5:23 PM EDT | River Flood Warning | LWX | Montgomery | 16 hr |
| Mar 21, 5:58 PM EDT | Areal Flood Warning | LWX | Frederick, Washington | 12 hr |
| Mar 21, 8:06 PM EDT | Areal Flood Warning | LWX | Carroll, Frederick, Montgomery | 9 hr |
| Mar 21, 9:45 PM EDT | Areal Flood Warning | LWX | Anne Arundel, Baltimore, Carroll, Harford, Howard, City of Baltimore | 12 hr |
| Mar 21, 10:07 PM EDT | River Flood Warning | LWX | Washington | 6 hr |
| Mar 21, 10:12 PM EDT | River Flood Warning | LWX | Frederick | 25 hr |
| Mar 22, 12:04 AM EDT | Areal Flood Warning | LWX | Prince George's | 19 hr |
| Mar 22, 1:29 AM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 3 hr |
| Mar 22, 3:45 AM EDT | Wind Advisory | PBZ | 25 hr | |
| Mar 22, 4:07 AM EDT | River Flood Warning | LWX | Montgomery | 16 hr |
| Mar 22, 4:08 AM EDT | Wind Advisory | LWX | Allegany, Carroll, Frederick, Howard, Montgomery, Washington | 24 hr |
| Mar 22, 4:09 AM EDT | River Flood Warning | LWX | Washington | 7 hr |
| Mar 22, 9:46 AM EDT | Areal Flood Warning | LWX | Carroll | 5 hr |
| Mar 22, 12:49 PM EDT | Areal Flood Warning | LWX | Baltimore | 6 hr |
| Mar 22, 3:26 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 49 min |
| Mar 22, 3:52 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Montgomery, Prince George's | 38 min |
| Mar 22, 4:21 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 39 min |
| Mar 22, 4:42 PM EDT | Special Weather Statement | PHI | Talbot | 33 min |
| Mar 22, 4:43 PM EDT | Special Weather Statement | AKQ | Dorchester | 62 min |
| Mar 22, 5:43 PM EDT | Special Weather Statement | AKQ | Dorchester, Somerset, Wicomico, Worcester | 62 min |
| Mar 22, 5:57 PM EDT | Special Weather Statement | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 48 min |
| Mar 22, 6:31 PM EDT | Special Weather Statement | AKQ | Worcester | 59 min |
| Mar 27, 8:48 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel | 4 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 4 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 7 |
| Flooding | |
| Areal Flood Warning | 6 |
| River Flood Warning | 5 |
| Flood Watch | 2 |
| River Flood Watch | 2 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 3 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 7 |
| Cold | |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| Wind Advisory | 2 |
| Coast and beach | |
| Coastal Flood Advisory | 4 |
| Coastal Flood Statement | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Baltimore County10
- Frederick County10
- Montgomery County10
- Carroll County9
- Washington County9
- Harford County8
- Allegany County7
- Cecil County7
- Anne Arundel County6
- Howard County6
- Prince George's County5
- Kent County4
- Worcester County4
- Saint Mary's County3
- City of Baltimore3
- Wicomico County3
- Charles County3
- Dorchester County3
- Queen Anne's County2
- Somerset County2
- Talbot County2
- Calvert County1
- Caroline County1
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. Warning verification from the Mesonet's Cow. Rebuilt daily.