Alert archive / Maryland / Tornado Warnings / 2011
Tornado Warnings in Maryland, April 2011
31 tornado warnings in April 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 tornado warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count in April 2011. Tap one for its archive.
- Tornado Warnings
- 31
- Busiest day
- April 28, 201114 tornado warnings
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 5, 4:46 AM EDT | Tornado Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 29 min |
| Apr 5, 4:55 AM EDT | Tornado Warning | LWX | Anne Arundel, Prince George's | 24 min |
| Apr 5, 4:57 AM EDT | Tornado Warning | LWX | Calvert, Charles, Prince George's, Saint Mary's | 33 min |
| Apr 5, 5:05 AM EDT | Tornado Warning | LWX | Anne Arundel, Calvert, Charles, Prince George's | 14 min |
| Apr 5, 5:22 AM EDT | Tornado Warning | LWX | Calvert, Saint Mary's | 23 min |
| Apr 16, 7:14 PM EDT | Tornado Warning | LWX | Frederick, Montgomery | 31 min |
| Apr 16, 7:46 PM EDT | Tornado Warning | LWX | Carroll, Frederick | 26 min |
| Apr 16, 8:02 PM EDT | Tornado Warning | LWX | Baltimore, Carroll | 28 min |
| Apr 24, 4:03 PM EDT | Tornado Warning | LWX | Montgomery | 27 min |
| Apr 26, 8:52 PM EDT | Tornado Warning | LWX | Allegany | 19 min |
| Apr 27, 5:46 PM EDT | Tornado Warning | LWX | Charles | 29 min |
| Apr 27, 6:08 PM EDT | Tornado Warning | LWX | Charles | 37 min |
| Apr 27, 6:38 PM EDT | Tornado Warning | LWX | Charles, Prince George's | 37 min |
| Apr 27, 7:08 PM EDT | Tornado Warning | LWX | Anne Arundel, Prince George's | 37 min |
| Apr 27, 7:24 PM EDT | Tornado Warning | LWX | Charles, Prince George's | 36 min |
| Apr 27, 7:31 PM EDT | Tornado Warning | LWX | Baltimore, Carroll, Howard | 29 min |
| Apr 27, 7:34 PM EDT | Tornado Warning | LWX | Anne Arundel, Prince George's | 26 min |
| Apr 28, 1:18 AM EDT | Tornado Warning | LWX | Allegany | 27 min |
| Apr 28, 4:24 AM EDT | Tornado Warning | LWX | Carroll, Frederick, Washington | 51 min |
| Apr 28, 5:35 AM EDT | Tornado Warning | LWX | Frederick | 26 min |
| Apr 28, 5:43 AM EDT | Tornado Warning | LWX | Frederick | 18 min |
| Apr 28, 6:37 AM EDT | Tornado Warning | LWX | Frederick, Montgomery | 38 min |
| Apr 28, 7:05 AM EDT | Tornado Warning | LWX | Carroll, Frederick, Howard, Montgomery | 25 min |
| Apr 28, 7:17 AM EDT | Tornado Warning | LWX | Carroll, Frederick | 28 min |
| Apr 28, 7:55 AM EDT | Tornado Warning | LWX | Baltimore, Carroll, Frederick | 27 min |
| Apr 28, 8:12 AM EDT | Tornado Warning | LWX | Carroll, Frederick | 33 min |
| Apr 28, 8:14 AM EDT | Tornado Warning | LWX | Baltimore, Harford | 11 min |
| Apr 28, 8:45 AM EDT | Tornado Warning | LWX | Baltimore, Carroll | 30 min |
| Apr 28, 9:14 AM EDT | Tornado Warning | LWX | Baltimore, Carroll, Frederick, Howard, Montgomery | 31 min |
| Apr 28, 9:49 AM EDT | Tornado Warning | LWX | Baltimore, Harford | 26 min |
| Apr 28, 11:22 AM EDT | Tornado Warning | LWX | Anne Arundel | 14 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
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.