Alert archive / Maryland / Mesoscale Discussions in 2009

Mesoscale Discussion 190

March 2, 20094 states

The Storm Prediction Center issued this mesoscale discussion at Mar 2, 2009, 5:38 AM EST for 4 states. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued: Mar 2, 2009, 5:38 AM EST (10:38 UTC)
Expired: Mar 2, 2009, 8:45 AM EST
In force: 3 hr
Issued by: the Storm Prediction Center

All 25 counties

Kent County, DE, New Castle County, DE, Anne Arundel County, MD, Baltimore County, MD, Calvert County, MD, Caroline County, MD, Cecil County, MD, City of Baltimore, MD, Harford County, MD, Kent County, MD, Prince George's County, MD, Queen Anne's County, MD, Talbot County, MD, Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Salem County, NJ, Berks County, PA, Bucks County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Montgomery County, PA, Philadelphia County, PA

The radar

The Dover AFB radar (KDOX), 83 km from the middle of the area, began a volume at 10:39 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 1, 9:09 PM EST	Mesoscale Discussion	SPC	Kent, New Castle	4 hr
Mar 2, 12:41 AM EST	Mesoscale Discussion	SPC	Bergen, Essex, Hudson, Middlesex, Monmouth, Morris and 3 more	4 hr

Nearby

Mesoscale Discussions in Maryland, 2009 Mesoscale Discussions in Pennsylvania, 2009 Mesoscale Discussions in New Jersey, 2009 Every mesoscale discussion in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.