Alert archive / Missouri / Mesoscale Discussions in 2009

Mesoscale Discussion 175

February 28, 20095 states

The Storm Prediction Center issued this mesoscale discussion at Feb 28, 2009, 11:47 AM CST for 5 states. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued: Feb 28, 2009, 11:47 AM CST (17:47 UTC)
Expired: Feb 28, 2009, 3:45 PM CST
In force: 4 hr
Issued by: the Storm Prediction Center

All 39 counties

Clay County, AR, Craighead County, AR, Fulton County, AR, Greene County, AR, Lawrence County, AR, Mississippi County, AR, Poinsett County, AR, Randolph County, AR, Sharp County, AR, Alexander County, IL, Ballard County, KY, Carlisle County, KY, Fulton County, KY, Hickman County, KY, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Carter County, MO, Dent County, MO, Dunklin County, MO, Howell County, MO, Iron County, MO, Madison County, MO, Mississippi County, MO, New Madrid County, MO, Oregon County, MO, Pemiscot County, MO, Phelps County, MO, Reynolds County, MO, Ripley County, MO, Scott County, MO, Shannon County, MO, Stoddard County, MO, Texas County, MO, Wayne County, MO, Dyer County, TN, Lake County, TN, Lauderdale County, TN, Obion County, TN

The radar

The Memphis radar (KNQA), 153 km from the middle of the area, began a volume at 17:48 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 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 27, 6:38 PM CST	Mesoscale Discussion	SPC	Ashley, Chicot	97 min
Feb 27, 8:48 PM CST	Mesoscale Discussion	SPC	Arkansas, Cleveland, Desha, Grant, Jefferson, Lee and 3 more	117 min
Feb 28, 3:57 PM CST	Mesoscale Discussion	SPC	Clay, Craighead, Crittenden, Cross, Greene, Mississippi and 1 more	4 hr
Feb 27, 6:22 PM CST	Mesoscale Discussion	SPC	Andrew, Atchison, Buchanan, Caldwell, Clay, Clinton and 8 more	4 hr

Nearby

Mesoscale Discussions in Missouri, 2009 Mesoscale Discussions in Arkansas, 2009 Mesoscale Discussions in Kentucky, 2009 Every mesoscale discussion in 2009

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.