Alert archive / Maryland / Tornado Watches
Tornado Watches in Maryland, 2018
4 tornado watches in 2018. 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 watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Tornado Watches
- 4
- Busiest month
- October2 tornado watches
- Busiest day
- May 12, 20181 tornado 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 |
|---|---|---|---|---|
| May 12, 4:58 PM EDT | Tornado Watch | SPC | Anne Arundel, Baltimore, Caroline, Carroll, Cecil, Harford and 5 more | 5 hr |
| Sep 17, 3:42 PM EDT | Tornado Watch | SPC | Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's | 4 hr |
| Oct 2, 2:55 PM EDT | Tornado Watch | SPC | Garrett | 8 hr |
| Oct 11, 9:58 AM EDT | Tornado Watch | SPC | Somerset, Wicomico, Worcester | 13 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Anne Arundel County2
- Baltimore County1
- Caroline County1
- Carroll County1
- Cecil County1
- Harford County1
- Howard County1
- Kent County1
- Queen Anne's County1
- Talbot County1
- City of Baltimore1
- Calvert County1
- Charles County1
- Prince George's County1
- Saint Mary's County1
- Garrett County1
- Somerset County1
- Wicomico County1
- Worcester County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.