Alert archive / Maryland / 2012
Weather alerts in Maryland, April 2012
89 weather alerts in April 2012, 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 April 2012. Tap one for its archive.
- Alerts
- 89
- Warnings
- 38
- Watches
- 26
- Advisories
- 15
- Busiest day
- April 9, 201210 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 |
|---|---|---|---|---|
| Apr 1, 10:01 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, City of Baltimore | 19 hr |
| Apr 1, 8:43 PM EDT | Coastal Flood Statement | PHI | Caroline, Queen Anne's, Talbot | 6 hr |
| Apr 1, 9:10 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 5 hr |
| Apr 2, 2:44 AM EDT | Coastal Flood Statement | LWX | Prince George's | 5 hr |
| Apr 2, 3:08 AM EDT | Frost Advisory | PHI | Cecil, Kent | 29 hr |
| Apr 2, 12:01 PM EDT | Frost Advisory | LWX | Baltimore, City of Baltimore | 20 hr |
| Apr 2, 12:01 PM EDT | Freeze Warning | LWX | Allegany, Carroll, Frederick, Washington | 20 hr |
| Apr 2, 3:28 PM EDT | Freeze Warning | PBZ | 17 hr | |
| Apr 4, 2:09 PM EDT | Freeze Watch | PBZ | 25 hr | |
| Apr 4, 2:09 PM EDT | Freeze Watch | PBZ | 46 hr | |
| Apr 4, 2:09 PM EDT | Freeze Warning | PBZ | 18 hr | |
| Apr 5, 4:31 AM EDT | Freeze Watch | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 23 hr |
| Apr 5, 7:51 AM EDT | Freeze Warning | PHI | Cecil | 24 hr |
| Apr 5, 11:32 AM EDT | Freeze Warning | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 21 hr |
| Apr 5, 3:25 PM EDT | Freeze Warning | PBZ | 18 hr | |
| Apr 5, 7:13 PM EDT | Coastal Flood Advisory | LWX | Prince George's | 3 hr |
| Apr 6, 1:09 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 9 hr |
| Apr 6, 3:54 AM EDT | Freeze Warning | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 28 hr |
| Apr 6, 8:11 AM EDT | Freeze Warning | PHI | Cecil | 24 hr |
| Apr 6, 11:50 AM EDT | Freeze Warning | PBZ | 21 hr | |
| Apr 6, 2:25 PM EDT | Fire Weather Watch | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 4 more | 14 hr |
| Apr 6, 3:10 PM EDT | Fire Weather Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 13 hr |
| Apr 6, 4:09 PM EDT | Coastal Flood Statement | AKQ | Worcester | 10 hr |
| Apr 6, 7:56 PM EDT | Red Flag Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 24 hr |
| Apr 7, 3:49 AM EDT | Fire Weather Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 18 hr |
| Apr 7, 4:14 AM EDT | Fire Weather Watch | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Frederick, Prince George's and 2 more | 17 hr |
| Apr 7, 4:14 AM EDT | Red Flag Warning | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 15 hr |
| Apr 7, 11:02 AM EDT | Coastal Flood Statement | AKQ | Worcester | 14 hr |
| Apr 7, 2:47 PM EDT | Freeze Warning | LWX | Allegany, Carroll, Frederick, Washington | 16 hr |
| Apr 7, 2:57 PM EDT | Freeze Warning | PBZ | 18 hr | |
| Apr 7, 3:01 PM EDT | Fire Weather Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 10 hr |
| Apr 7, 8:14 PM EDT | Red Flag Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 24 hr |
| Apr 7, 9:05 PM EDT | Red Flag Warning | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 23 hr |
| Apr 8, 12:54 AM EDT | Red Flag Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 18 hr |
| Apr 8, 3:28 AM EDT | Fire Weather Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 22 hr |
| Apr 8, 4:07 AM EDT | Fire Weather Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 16 hr |
| Apr 8, 5:14 AM EDT | Fire Weather Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 14 hr |
| Apr 8, 7:38 PM EDT | Red Flag Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 24 hr |
| Apr 8, 8:01 PM EDT | Red Flag Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 24 hr |
| Apr 8, 8:19 PM EDT | Red Flag Warning | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 23 hr |
| Apr 9, 3:45 AM EDT | Freeze Watch | LWX | Allegany | 11 hr |
| Apr 9, 4:03 AM EDT | Wind Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 14 hr |
| Apr 9, 10:30 AM EDT | Fire Weather Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 9 hr |
| Apr 9, 10:34 AM EDT | Fire Weather Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 10 hr |
| Apr 9, 2:32 PM EDT | Freeze Watch | LWX | Allegany | 13 hr |
| Apr 9, 2:32 PM EDT | Freeze Warning | LWX | Allegany | 17 hr |
| Apr 9, 3:12 PM EDT | Fire Weather Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 13 hr |
| Apr 9, 3:53 PM EDT | Red Flag Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 28 hr |
| Apr 9, 8:04 PM EDT | Red Flag Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 24 hr |
| Apr 9, 8:39 PM EDT | Red Flag Warning | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 27 hr |
| Apr 10, 3:28 AM EDT | Freeze Warning | LWX | Allegany | 29 hr |
| Apr 10, 3:46 AM EDT | Freeze Watch | PBZ | 12 hr | |
| Apr 10, 3:35 PM EDT | Freeze Watch | PBZ | 24 hr | |
| Apr 10, 3:35 PM EDT | Freeze Warning | PBZ | 17 hr | |
| Apr 10, 3:54 PM EDT | Freeze Watch | LWX | Allegany, Carroll, Frederick, Washington | 22 hr |
| Apr 11, 1:45 PM EDT | Freeze Watch | LWX | Allegany | 15 hr |
| Apr 11, 1:45 PM EDT | Freeze Warning | LWX | Allegany | 19 hr |
| Apr 11, 3:39 PM EDT | Freeze Watch | PBZ | 23 hr | |
| Apr 11, 3:39 PM EDT | Freeze Warning | PBZ | 17 hr | |
| Apr 12, 4:47 AM EDT | Freeze Warning | LWX | Allegany | 26 hr |
| Apr 12, 2:31 PM EDT | Freeze Warning | PBZ | 18 hr | |
| Apr 12, 2:54 PM EDT | Frost Advisory | LWX | Baltimore, Carroll, Frederick, Washington | 16 hr |
| Apr 12, 3:40 PM EDT | Frost Advisory | PHI | Cecil | 16 hr |
| Apr 16, 4:06 AM EDT | Wind Advisory | PBZ | 16 hr | |
| Apr 21, 2:55 PM EDT | Winter Storm Watch | PBZ | 24 hr | |
| Apr 21, 3:43 PM EDT | Winter Storm Watch | LWX | Allegany | 26 hr |
| Apr 21, 7:19 PM EDT | Special Weather Statement | PHI | Cecil | 116 min |
| Apr 21, 7:35 PM EDT | Special Weather Statement | AKQ | Dorchester | 55 min |
| Apr 21, 8:30 PM EDT | Special Weather Statement | AKQ | Dorchester | 60 min |
| Apr 21, 8:41 PM EDT | Special Weather Statement | PHI | Caroline, Cecil, Queen Anne's, Talbot | 109 min |
| Apr 22, 1:20 PM EDT | Winter Storm Warning | LWX | Allegany | 21 hr |
| Apr 22, 2:27 PM EDT | Winter Storm Warning | PBZ | 35 hr | |
| Apr 22, 5:29 PM EDT | Winter Weather Advisory | LWX | Allegany | 28 hr |
| Apr 23, 9:29 PM EDT | Freeze Warning | LWX | Allegany | 11 hr |
| Apr 24, 2:09 PM EDT | Freeze Warning | LWX | Allegany | 18 hr |
| Apr 24, 4:00 PM EDT | Freeze Warning | PBZ | 12 hr | |
| Apr 24, 8:01 PM EDT | Frost Advisory | LWX | Baltimore, Carroll, Frederick, Washington | 12 hr |
| Apr 25, 3:07 PM EDT | Freeze Watch | PBZ | 24 hr | |
| Apr 25, 3:27 PM EDT | Freeze Watch | LWX | Allegany | 24 hr |
| Apr 26, 2:58 PM EDT | Freeze Warning | LWX | Allegany | 18 hr |
| Apr 26, 3:24 PM EDT | Freeze Warning | PBZ | 5 hr | |
| Apr 26, 8:41 PM EDT | Special Weather Statement | LWX | Carroll | 34 min |
| Apr 27, 10:03 AM EDT | Freeze Watch | LWX | Allegany, Baltimore, Carroll, Frederick, Washington | 4 hr |
| Apr 27, 1:55 PM EDT | Frost Advisory | LWX | Baltimore | 18 hr |
| Apr 27, 1:55 PM EDT | Freeze Warning | LWX | Allegany, Carroll, Frederick, Washington | 19 hr |
| Apr 27, 3:18 PM EDT | Frost Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 17 hr |
| Apr 27, 3:25 PM EDT | Freeze Warning | PBZ | 16 hr | |
| Apr 29, 8:21 AM EDT | Dense Fog Advisory | LWX | Allegany, Frederick, Washington | 2 hr |
| Apr 29, 9:43 AM EDT | Frost Advisory | PHI | Cecil | 22 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 | |
| Special Weather Statement | 5 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 1 |
| Cold | |
| Freeze Warning | 25 |
| Freeze Watch | 13 |
| Frost Advisory | 8 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 11 |
| Fire Weather Watch | 11 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Coast and beach | |
| Coastal Flood Advisory | 3 |
| Coastal Flood Statement | 5 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allegany County30
- Carroll County19
- Frederick County19
- Washington County19
- Baltimore County18
- Cecil County17
- Caroline County12
- Queen Anne's County12
- Talbot County12
- City of Baltimore11
- Prince George's County11
- Kent County11
- Anne Arundel County10
- Calvert County9
- Dorchester County9
- Charles County8
- Saint Mary's County8
- Worcester County8
- Somerset County7
- Wicomico County7
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.