Alert archive / Ohio / Mesoscale Discussions in 2015

Mesoscale Discussion 247

April 9, 20154 states

The Storm Prediction Center issued this mesoscale discussion at Apr 9, 2015, 1:51 PM EDT for 4 states. It was in force for 54 min.

The area

The outline as issued.

The facts

Issued: Apr 9, 2015, 1:51 PM EDT (17:51 UTC)
Expired: Apr 9, 2015, 2:45 PM EDT
In force: 54 min
Issued by: the Storm Prediction Center
Chance of a watch: 60%

All 41 counties

Dearborn County, IN, Boone County, KY, Bracken County, KY, Campbell County, KY, Fleming County, KY, Greenup County, KY, Kenton County, KY, Lewis County, KY, Mason County, KY, Nicholas County, KY, Pendleton County, KY, Robertson County, KY, Adams County, OH, Athens County, OH, Brown County, OH, Butler County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Gallia County, OH, Greene County, OH, Hamilton County, OH, Highland County, OH, Hocking County, OH, Jackson County, OH, Lawrence County, OH, Madison County, OH, Meigs County, OH, Morgan County, OH, Muskingum County, OH, Perry County, OH, Pickaway County, OH, Pike County, OH, Ross County, OH, Scioto County, OH, Vinton County, OH, Warren County, OH, Mason County, WV

The radar

The Cincinnati radar (KILN), 32 km from the middle of the area, began a volume at 17:50 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 40Apr 9, 2:25 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
Apr 9, 2:26 PM EDT	Severe Thunderstorm Watch	SPC	Dearborn, Ohio, Ripley, Switzerland	8 hr
Apr 9, 2:48 PM EDT	Tornado Watch	SPC	Benton, Jasper, Lake, Newton, Porter	9 hr
Apr 9, 4:01 PM EDT	Mesoscale Discussion	SPC	Dearborn, Ohio, Ripley, Switzerland	59 min
Apr 9, 4:12 PM EDT	Mesoscale Discussion	SPC	Lake, Newton	93 min
Apr 9, 4:49 PM EDT	Mesoscale Discussion	SPC	Clark, Dearborn, Floyd, Franklin, Jefferson, Jennings and 5 more	56 min
Apr 9, 7:48 PM EDT	Tornado Watch	SPC	Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 31 more	6 hr
Apr 9, 4:45 PM EDT	Mesoscale Discussion	SPC	Ballard	60 min
Apr 9, 7:11 PM EDT	Mesoscale Discussion	SPC	Fulton	64 min
Apr 9, 4:29 PM EDT	Severe Thunderstorm Watch	SPC	Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more	6 hr
Apr 9, 5:36 PM EDT	Mesoscale Discussion	SPC	Ashland, Crawford, Erie, Hancock, Holmes, Huron and 14 more	114 min

Nearby

Mesoscale Discussions in Ohio, 2015 Mesoscale Discussions in Kentucky, 2015 Mesoscale Discussions in Indiana, 2015 Every mesoscale discussion in 2015

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.