Alert archive / Texas / Mesoscale Discussions in 2013

Mesoscale Discussion 188

February 21, 201312 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Feb 21, 2013, 10:53 AM CST for 12 counties in Texas. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued: Feb 21, 2013, 10:53 AM CST (16:53 UTC)
Expired: Feb 21, 2013, 12:30 PM CST
In force: 97 min
Issued by: the Storm Prediction Center
Chance of a watch: 40%

Counties Angelina County, TX, Chambers County, TX, Hardin County, TX, Harris County, TX, Jasper County, TX, Jefferson County, TX, Liberty County, TX, Montgomery County, TX, Orange County, TX, Polk County, TX, San Jacinto County, TX, Tyler County, TX

The radar

The Houston radar (KHGX), 107 km from the middle of the area, began a volume at 16:53 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.

Tornado Watch 37Feb 21, 1:40 PM CST

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
Feb 20, 10:52 PM CST	Mesoscale Discussion	SPC	Archer, Baylor, Brown, Callahan, Childress, Clay and 30 more	113 min
Feb 20, 11:49 PM CST	Mesoscale Discussion	SPC	Gray, Hemphill, Lipscomb, Ochiltree, Roberts, Wheeler	6 hr
Feb 21, 3:19 AM CST	Mesoscale Discussion	SPC	Concho, Gillespie, Kimble, Llano, McCulloch, Mason and 3 more	86 min
Feb 21, 5:08 AM CST	Mesoscale Discussion	SPC	Bosque, Brown, Callahan, Clay, Comanche, Cooke and 16 more	97 min
Feb 21, 7:22 AM CST	Mesoscale Discussion	SPC	Bell, Brazos, Burleson, Falls, Freestone, Grimes and 13 more	83 min
Feb 21, 1:37 PM CST	Tornado Watch	SPC	Hardin, Jasper, Newton, Orange, Sabine, Tyler	5 hr

Nearby

Mesoscale Discussions in Texas, 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.