Alert archive / Maryland / 1999
Weather alerts in Maryland, May 1999
9 weather alerts in May 1999, 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 May 1999. Tap one for its archive.
- Alerts
- 9
- Warnings
- 8
- Watches
- 1
- Advisories
- 0
- Busiest day
- May 24, 19997 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 |
|---|---|---|---|---|
| May 7, 6:42 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 58 min |
| May 7, 7:43 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 62 min |
| May 24, 8:50 AM EDT | Severe Thunderstorm Warning | PHI | Cecil | 20 min |
| May 24, 1:00 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 6 hr |
| May 24, 1:43 PM EDT | Severe Thunderstorm Warning | LWX | Howard, Montgomery | 32 min |
| May 24, 1:57 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 33 min |
| May 24, 2:14 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 31 min |
| May 24, 2:27 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 48 min |
| May 24, 2:43 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 47 min |
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 | 8 |
| Severe Thunderstorm Watch | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cecil County3
- Baltimore County2
- Harford County2
- Howard County2
- Montgomery County2
- Somerset County2
- City of Baltimore2
- Garrett County1
- Allegany County1
- Anne Arundel County1
- Calvert County1
- Caroline County1
- Carroll County1
- Charles County1
- Dorchester County1
- Frederick County1
- Kent County1
- Prince George's County1
- Queen Anne's County1
- Saint Mary's County1
- Talbot County1
- Wicomico County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19982000
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.