Alert archive / Oklahoma / Mesoscale Discussions in 2004

Mesoscale Discussion 398

April 20, 20044 states

The Storm Prediction Center issued this mesoscale discussion at Apr 20, 2004, 7:22 PM CDT for 4 states. It was in force for 23 min.

The area

The outline as issued.

The facts

Issued
Apr 20, 2004, 7:22 PM CDT (00:22 UTC)
Expired
Apr 20, 2004, 7:45 PM CDT
In force
23 min
Issued by
the Storm Prediction Center
All 45 counties

Benton County, AR, Madison County, AR, Washington County, AR, Allen County, KS, Bourbon County, KS, Butler County, KS, Chautauqua County, KS, Cherokee County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Cedar County, MO, Dade County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, St. Clair County, MO, Vernon County, MO, Adair County, OK, Cherokee County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Kay County, OK, Lincoln County, OK, Mayes County, OK, Nowata County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Payne County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

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
Apr 20, 7:50 PM CDTTornado WatchSPCBenton, Carroll, Crawford, Madison, Washington5 hr
Apr 20, 8:57 PM CDTMesoscale DiscussionSPCBenton, Carroll, Crawford, Madison, Washington2 hr
Apr 20, 10:39 PM CDTMesoscale DiscussionSPCCrawford, Franklin, Scott, Sebastian3 hr
Apr 20, 10:57 PM CDTMesoscale DiscussionSPCBenton, Carroll, Crawford, Madison, Washington93 min
Apr 21, 2:13 PM CDTMesoscale DiscussionSPCBaxter, Boone, Clark, Cleburne, Cleveland, Conway and 30 more92 min
Apr 21, 2:40 PM CDTTornado WatchSPCArkansas, Ashley, Baxter, Benton, Boone, Bradley and 52 more6 hr
Apr 21, 4:40 PM CDTMesoscale DiscussionSPCArkansas, Ashley, Baxter, Benton, Boone, Bradley and 52 more95 min
Apr 21, 6:29 PM CDTMesoscale DiscussionSPCArkansas, Baxter, Benton, Boone, Carroll, Chicot and 25 more91 min
Apr 21, 1:56 PM CDTMesoscale DiscussionSPCGrant, Meade, Morton, Seward, Stanton, Stevens94 min
Apr 21, 3:00 PM CDTSevere Thunderstorm WatchSPCGrant, Hamilton, Haskell, Meade, Morton, Seward and 2 more6 hr
Apr 21, 5:09 PM CDTMesoscale DiscussionSPCGrant, Hamilton, Haskell, Meade, Morton, Seward and 2 more66 min
Apr 20, 7:20 PM CDTMesoscale DiscussionSPCAdair, Audrain, Bates, Benton, Boone, Caldwell and 38 more115 min
Apr 20, 8:06 PM CDTMesoscale DiscussionSPCAtchison84 min
Apr 20, 9:38 PM CDTMesoscale DiscussionSPCAudrain, Boone, Callaway, Cole, Crawford, Dent and 16 more37 min
Apr 20, 11:10 PM CDTMesoscale DiscussionSPCCrawford, Dent, Franklin, Gasconade, Iron, Jefferson and 9 more2 hr
Apr 21, 2:58 PM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Mississippi, New Madrid, Pemiscot and 4 more92 min
Apr 21, 12:58 PM CDTMesoscale DiscussionSPCAtoka, Beckham, Blaine, Bryan, Caddo, Canadian and 34 more2 hr
Apr 21, 1:50 PM CDTTornado WatchSPCAdair, Alfalfa, Atoka, Beckham, Blaine, Caddo and 55 more7 hr
Apr 21, 4:39 PM CDTMesoscale DiscussionSPCAdair, Alfalfa, Atoka, Beckham, Blaine, Caddo and 47 more66 min
Apr 21, 6:02 PM CDTMesoscale DiscussionSPCAdair, Alfalfa, Atoka, Blaine, Canadian, Cherokee and 43 more88 min

Nearby

Mesoscale Discussions in Oklahoma, 2004Mesoscale Discussions in Kansas, 2004Mesoscale Discussions in Missouri, 2004Every mesoscale discussion in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.