Alert archive / Ohio / Mesoscale Discussions in 2011

Mesoscale Discussion 483

April 19, 201120 counties in Ohio

The Storm Prediction Center issued this mesoscale discussion at Apr 19, 2011, 11:47 PM EDT for 20 counties in Ohio. It was in force for 58 min.

The area

The outline as issued.

The facts

Issued: Apr 19, 2011, 11:47 PM EDT (03:47 UTC)
Expired: Apr 20, 2011, 12:45 AM EDT
In force: 58 min
Issued by: the Storm Prediction Center

Counties Ashland County, OH, Carroll County, OH, Crawford County, OH, Fulton County, OH, Hancock County, OH, Henry County, OH, Holmes County, OH, Huron County, OH, Medina County, OH, Portage County, OH, Putnam County, OH, Richland County, OH, Sandusky County, OH, Seneca County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Wayne County, OH, Wood County, OH, Wyandot County, OH

The radar

The Cleveland radar (KCLE), 105 km from the middle of the area, began a volume at 03:48 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.

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
Apr 19, 9:37 PM EDT	Severe Thunderstorm Watch	SPC	Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more	3 hr
Apr 19, 9:47 PM EDT	Mesoscale Discussion	SPC	Brown, Butler, Champaign, Clark, Clermont, Clinton and 9 more	88 min
Apr 19, 10:13 PM EDT	Tornado Watch	SPC	Adams, Auglaize, Brown, Butler, Champaign, Clark and 26 more	6 hr
Apr 20, 12:18 AM EDT	Severe Thunderstorm Watch	SPC	Ashland, Ashtabula, Crawford, Erie, Geauga, Hancock and 21 more	4 hr
Apr 20, 12:56 AM EDT	Mesoscale Discussion	SPC	Adams, Brown, Butler, Clark, Clermont, Clinton and 17 more	94 min
Apr 20, 1:59 AM EDT	Tornado Watch	SPC	Athens, Gallia, Jackson, Lawrence, Meigs, Morgan and 3 more	5 hr
Apr 20, 2:22 AM EDT	Severe Thunderstorm Watch	SPC	Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more	3 hr
Apr 20, 3:20 AM EDT	Mesoscale Discussion	SPC	Athens, Belmont, Carroll, Columbiana, Gallia, Guernsey and 10 more	85 min

Nearby

Mesoscale Discussions in Ohio, 2011 Every mesoscale discussion in 2011

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.