Alert archive / Pennsylvania / Mesoscale Discussions in 2017

Mesoscale Discussion 1533

August 19, 20174 states

The Storm Prediction Center issued this mesoscale discussion at Aug 19, 2017, 8:16 PM EDT for 4 states. It was in force for 59 min.

The area

The outline as issued.

The facts

Issued: Aug 19, 2017, 8:16 PM EDT (00:16 UTC)
Expired: Aug 19, 2017, 9:15 PM EDT
In force: 59 min
Issued by: the Storm Prediction Center

All 50 counties

Allegany County, MD, Baltimore County, MD, Carroll County, MD, Frederick County, MD, Garrett County, MD, Howard County, MD, Montgomery County, MD, Washington County, MD, Adams County, PA, Berks County, PA, Bradford County, PA, Carbon County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Franklin County, PA, Lackawanna County, PA, Lancaster County, PA, Lebanon County, PA, Lehigh County, PA, Luzerne County, PA, Monroe County, PA, Montour County, PA, Northampton County, PA, Northumberland County, PA, Perry County, PA, Schuylkill County, PA, Snyder County, PA, Sullivan County, PA, Susquehanna County, PA, Wyoming County, PA, York County, PA, City of Winchester, VA, Clarke County, VA, Frederick County, VA, Loudoun County, VA, Barbour County, WV, Berkeley County, WV, Grant County, WV, Hampshire County, WV, Hardy County, WV, Harrison County, WV, Jefferson County, WV, Mineral County, WV, Morgan County, WV, Preston County, WV, Randolph County, WV, Taylor County, WV, Tucker County, WV, Upshur County, WV

The radar

The State College radar (KCCX), 77 km from the middle of the area, began a volume at 00:19 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.

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Nearby

Mesoscale Discussions in Pennsylvania, 2017 Mesoscale Discussions in West Virginia, 2017 Mesoscale Discussions in Maryland, 2017 Every mesoscale discussion in 2017

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.