Alert archive / New York / Mesoscale Discussions in 2017

Mesoscale Discussion 1363

July 20, 201719 counties in New York; 8 counties in Pennsylvania

The Storm Prediction Center issued this mesoscale discussion at Jul 20, 2017, 3:03 PM EDT for 19 counties in New York; 8 counties in Pennsylvania. It was in force for 87 min.

The area

The outline as issued.

The facts

Issued: Jul 20, 2017, 3:03 PM EDT (19:03 UTC)
Expired: Jul 20, 2017, 4:30 PM EDT
In force: 87 min
Issued by: the Storm Prediction Center

All 27 counties

Allegany County, NY, Broome County, NY, Cayuga County, NY, Chemung County, NY, Chenango County, NY, Cortland County, NY, Delaware County, NY, Livingston County, NY, Madison County, NY, Onondaga County, NY, Ontario County, NY, Otsego County, NY, Schuyler County, NY, Seneca County, NY, Steuben County, NY, Sullivan County, NY, Tioga County, NY, Tompkins County, NY, Yates County, NY, Bradford County, PA, Lackawanna County, PA, Luzerne County, PA, Sullivan County, PA, Susquehanna County, PA, Tioga County, PA, Wayne County, PA, Wyoming County, PA

The radar

The Binghamton radar (KBGM), 22 km from the middle of the area, began a volume at 19:02 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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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 20, 11:36 AM EDT	Mesoscale Discussion	SPC	Allegany, Cattaraugus, Chautauqua, Chemung, Erie, Genesee and 10 more	114 min
Jul 20, 1:11 PM EDT	Severe Thunderstorm Watch	SPC	Allegany, Broome, Cayuga, Chemung, Chenango, Cortland and 14 more	6 hr
Jul 20, 4:33 PM EDT	Mesoscale Discussion	SPC	Bronx, Broome, Columbia, Delaware, Dutchess, Greene and 11 more	87 min
Jul 20, 5:03 PM EDT	Severe Thunderstorm Watch	SPC	Bronx, Kings, Nassau, New York, Orange, Queens and 3 more	5 hr
Jul 20, 7:48 PM EDT	Mesoscale Discussion	SPC	Bronx, Kings, New York, Queens, Richmond, Rockland	87 min
Jul 20, 3:50 PM EDT	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Butler, Cambria, Cameron and 10 more	2 hr

Nearby

Mesoscale Discussions in New York, 2017 Mesoscale Discussions in Pennsylvania, 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.