Alert archive / New York / Mesoscale Discussions in 2013

Mesoscale Discussion 1409

July 17, 201310 counties in New York; Chittenden County, Grand Isle County, Vermont

The Storm Prediction Center issued this mesoscale discussion at Jul 17, 2013, 1:52 PM EDT for 10 counties in New York; Chittenden County, Grand Isle County, Vermont. It was in force for 53 min.

The area

The outline as issued.

The facts

Issued: Jul 17, 2013, 1:52 PM EDT (17:52 UTC)
Expired: Jul 17, 2013, 2:45 PM EDT
In force: 53 min
Issued by: the Storm Prediction Center
Chance of a watch: 60%

Counties Clinton County, NY, Essex County, NY, Franklin County, NY, Hamilton County, NY, Herkimer County, NY, Jefferson County, NY, Lewis County, NY, Oneida County, NY, Oswego County, NY, St. Lawrence County, NY, Chittenden County, VT, Grand Isle County, VT

The radar

The Ft Drum radar (KTYX), 66 km from the middle of the area, began a volume at 17:58 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 416Jul 17, 2:30 PM EDT

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
Jul 17, 2:29 PM EDT	Severe Thunderstorm Watch	SPC	Clinton, Essex, Franklin, Hamilton, Herkimer, Jefferson and 4 more	8 hr
Jul 17, 4:08 PM EDT	Mesoscale Discussion	SPC	Caledonia, Essex	97 min
Jul 17, 7:52 PM EDT	Mesoscale Discussion	SPC	Essex	83 min

Nearby

Mesoscale Discussions in New York, 2013 Mesoscale Discussions in Vermont, 2013 Every mesoscale discussion in 2013

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.