Alert archive / Oklahoma / Mesoscale Discussions in 2009

Mesoscale Discussion 756

May 8, 20094 states

The Storm Prediction Center issued this mesoscale discussion at May 8, 2009, 4:31 AM CDT for 4 states. It was in force for 59 min.

The area

The outline as issued.

The facts

Issued: May 8, 2009, 4:31 AM CDT (09:31 UTC)
Expired: May 8, 2009, 5:30 AM CDT
In force: 59 min
Issued by: the Storm Prediction Center

All 76 counties

Benton County, AR, Boone County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Johnson County, AR, Madison County, AR, Newton County, AR, Washington County, AR, Allen County, KS, Anderson County, KS, Barber County, KS, Bourbon County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cherokee County, KS, Coffey County, KS, Comanche County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Harper County, KS, Kingman County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Sedgwick County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Greene County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Polk County, MO, Stone County, MO, Taney County, MO, Vernon County, MO, Webster County, MO, Wright County, MO, Adair County, OK, Alfalfa County, OK, Cherokee County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, Mayes County, OK, Muskogee County, OK, Noble County, OK, Nowata County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Payne County, OK, Rogers County, OK, Sequoyah County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK, Woods County, OK

The radar

The Tulsa radar (KINX), 109 km from the middle of the area, began a volume at 09:30 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 266May 8, 4:55 AM CDT

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
May 8, 4:55 AM CDT	Severe Thunderstorm Watch PDS	SPC	Baxter, Benton, Boone, Carroll, Crawford, Franklin and 10 more	7 hr
May 8, 7:17 AM CDT	Mesoscale Discussion	SPC	Baxter, Benton, Boone, Carroll, Fulton, Izard and 1 more	58 min
May 8, 8:37 AM CDT	Mesoscale Discussion	SPC	Clay, Craighead, Crittenden, Cross, Faulkner, Greene and 12 more	53 min
May 8, 9:21 AM CDT	Tornado Watch	SPC	Clay, Cleburne, Craighead, Greene, Independence, Izard and 10 more	7 hr
May 8, 11:08 AM CDT	Mesoscale Discussion	SPC	Baxter, Boone, Carroll, Crawford, Franklin, Fulton and 6 more	67 min
May 8, 2:16 PM CDT	Mesoscale Discussion	SPC	Clay, Craighead, Greene, Lawrence, Mississippi, Poinsett and 2 more	89 min
May 8, 3:24 PM CDT	Mesoscale Discussion	SPC	Greene, Mississippi	66 min
May 8, 3:42 PM CDT	Tornado Watch	SPC	Clay, Craighead, Greene, Mississippi, Poinsett	7 hr
May 8, 5:52 PM CDT	Tornado Watch	SPC	Baxter, Benton, Boone, Carroll, Cleburne, Conway and 35 more	11 hr
May 7, 10:53 PM CDT	Mesoscale Discussion	SPC	Allen, Barber, Barton, Butler, Chase, Chautauqua and 39 more	2 hr
May 7, 11:13 PM CDT	Severe Thunderstorm Watch	SPC	Cheyenne, Decatur, Gove, Graham, Greeley, Jewell and 13 more	4 hr
May 8, 12:02 AM CDT	Severe Thunderstorm Watch PDS	SPC	Allen, Anderson, Barber, Barton, Butler, Chase and 53 more	8 hr
May 8, 2:50 AM CDT	Mesoscale Discussion	SPC	Barber, Butler, Chase, Clark, Comanche, Edwards and 22 more	55 min
May 7, 7:37 PM CDT	Severe Thunderstorm Watch	SPC	Adair, Andrew, Atchison, Buchanan, Caldwell, Carroll and 25 more	6 hr
May 7, 9:38 PM CDT	Mesoscale Discussion	SPC	Audrain, Benton, Bollinger, Boone, Callaway, Camden and 34 more	97 min
May 7, 10:17 PM CDT	Severe Thunderstorm Watch	SPC	Benton, Bollinger, Camden, Cape Girardeau, Carter, Cole and 31 more	8 hr
May 7, 11:46 PM CDT	Mesoscale Discussion	SPC	Bollinger, Cape Girardeau, Cole, Crawford, Dent, Franklin and 23 more	89 min
May 8, 3:34 AM CDT	Mesoscale Discussion	SPC	Mississippi	56 min
May 8, 3:42 PM CDT	Mesoscale Discussion	SPC	Atoka, Carter, Coal, Garvin, Haskell, Hughes and 15 more	93 min

Nearby

Mesoscale Discussions in Oklahoma, 2009 Mesoscale Discussions in Kansas, 2009 Mesoscale Discussions in Missouri, 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.