Alert archive / Oklahoma / Mesoscale Discussions in 2013

Mesoscale Discussion 175

February 20, 201317 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Feb 20, 2013, 7:09 AM CST for 17 counties in Oklahoma. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
Feb 20, 2013, 7:09 AM CST (13:09 UTC)
Expired
Feb 20, 2013, 11:15 AM CST
In force
4 hr
Issued by
the Storm Prediction Center

Counties Blaine County, OK, Caddo County, OK, Canadian County, OK, Cleveland County, OK, Garvin County, OK, Grady County, OK, Hughes County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, McClain County, OK, Okfuskee County, OK, Oklahoma County, OK, Payne County, OK, Pontotoc County, OK, Pottawatomie County, OK, Seminole County, OK

The radar

The Norman radar (KTLX), 20 km from the middle of the area, began a volume at 13:08 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, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 20, 7:56 AM CSTMesoscale DiscussionSPCGrant, Kay, Osage, Pawnee, Rogers, Tulsa and 1 more4 hr
Feb 20, 11:30 AM CSTMesoscale DiscussionSPCAdair, Cherokee, Craig, Delaware, Mayes, Muskogee and 6 more2 hr

Nearby

Mesoscale Discussions in Oklahoma, 2013Every 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.