Alert archive / Maryland / Flood Watches
Flood Watches in Maryland, 2011
20 flood watches in 2011. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of flood watches reaches back to 2005.
Flood Watches by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Flood Watches
- 20
- Busiest month
- March6 flood watches
- Busiest day
- March 8, 20114 flood watches
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 |
|---|---|---|---|---|
| Feb 23, 10:29 AM EST | Flood Watch | PBZ | 50 hr | |
| Feb 27, 2:59 AM EST | Flood Watch | PBZ | 36 hr | |
| Mar 4, 3:47 AM EST | Flood Watch | PBZ | 54 hr | |
| Mar 5, 3:16 AM EST | Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Frederick, Prince George's and 2 more | 43 hr |
| Mar 8, 3:14 AM EST | Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 65 hr |
| Mar 8, 4:18 AM EST | Flood Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 3 days |
| Mar 8, 2:21 PM EST | Flood Watch | PBZ | 52 hr | |
| Mar 8, 2:34 PM EST | Flood Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 59 hr |
| Apr 19, 9:54 AM EDT | Flood Watch | LWX | Allegany, Carroll, Frederick, Washington | 8 hr |
| Apr 19, 10:23 AM EDT | Flood Watch | PBZ | 5 hr | |
| Apr 21, 2:05 PM EDT | Flood Watch | LWX | Allegany, Frederick, Washington | 44 hr |
| May 18, 2:41 AM EDT | Flood Watch | PBZ | 16 hr | |
| Aug 13, 3:10 PM EDT | Flood Watch | PHI | Cecil | 13 hr |
| Aug 25, 4:36 PM EDT | Flood Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 68 hr |
| Aug 25, 11:51 PM EDT | Flood Watch | AKQ | Dorchester, Somerset, Wicomico, Worcester | 52 hr |
| Sep 4, 3:05 PM EDT | Flood Watch | PHI | Cecil | 4 days |
| Sep 22, 3:43 AM EDT | Flood Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 45 hr |
| Nov 22, 11:05 AM EST | Flood Watch | PBZ | 13 hr | |
| Dec 6, 3:10 PM EST | Flood Watch | PHI | Cecil | 36 hr |
| Dec 6, 8:24 PM EST | Flood Watch | LWX | Allegany, Anne Arundel, Baltimore, Carroll, Frederick, Prince George's and 2 more | 29 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cecil County6
- Allegany County5
- Frederick County5
- Washington County5
- Carroll County4
- Anne Arundel County3
- Baltimore County3
- Prince George's County3
- City of Baltimore3
- Caroline County3
- Kent County3
- Queen Anne's County3
- Talbot County3
- Dorchester County2
- Somerset County2
- Wicomico County2
- Worcester County2
- Calvert County1
- Charles County1
- Saint Mary's County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.