Alert archive / Oklahoma / Mesoscale Discussions in 2017

Mesoscale Discussion 1729

October 21, 2017Benton County, Washington County, Arkansas; 46 counties in Oklahoma; 16 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Oct 21, 2017, 8:34 PM CDT for Benton County, Washington County, Arkansas; 46 counties in Oklahoma; 16 counties in Texas. It was in force for 86 min.

The area

The outline as issued.

The facts

Issued
Oct 21, 2017, 8:34 PM CDT (01:34 UTC)
Expired
Oct 21, 2017, 10:00 PM CDT
In force
86 min
Issued by
the Storm Prediction Center
All 64 counties

Benton County, AR, Washington County, AR, Adair County, OK, Atoka County, OK, Bryan County, OK, Carter County, OK, Cherokee County, OK, Choctaw County, OK, Cleveland County, OK, Coal County, OK, Cotton County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Garvin County, OK, Grady County, OK, Haskell County, OK, Hughes County, OK, Jefferson County, OK, Johnston County, OK, Latimer County, OK, LeFlore County, OK, Lincoln County, OK, Love County, OK, Marshall County, OK, Mayes County, OK, McClain County, OK, McIntosh County, OK, Murray County, OK, Muskogee County, OK, Nowata County, OK, Okfuskee County, OK, Oklahoma County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Pittsburg County, OK, Pontotoc County, OK, Pottawatomie County, OK, Pushmataha County, OK, Rogers County, OK, Seminole County, OK, Sequoyah County, OK, Stephens County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK, Archer County, TX, Baylor County, TX, Clay County, TX, Cooke County, TX, Denton County, TX, Fannin County, TX, Grayson County, TX, Jack County, TX, Montague County, TX, Palo Pinto County, TX, Shackelford County, TX, Stephens County, TX, Throckmorton County, TX, Wichita County, TX, Wise County, TX, Young County, TX

The radar

The Norman radar (KTLX), 76 km from the middle of the area, began a volume at 01:38 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.

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 21, 10:42 PM CDTMesoscale DiscussionSPCBenton, Crawford, Franklin, Howard, Little River, Logan and 6 more93 min
Oct 21, 11:56 PM CDTSevere Thunderstorm WatchSPCArkansas, Baxter, Benton, Boone, Bradley, Calhoun and 54 more7 hr
Oct 22, 1:44 AM CDTMesoscale DiscussionSPCBaxter, Boone, Carroll, Clark, Conway, Franklin and 24 more91 min
Oct 22, 4:57 AM CDTMesoscale DiscussionSPCArkansas, Ashley, Bradley, Calhoun, Clay, Cleveland and 29 more93 min
Oct 21, 7:24 PM CDTTornado WatchSPCAdair, Atoka, Bryan, Carter, Cherokee, Choctaw and 33 more7 hr
Oct 21, 7:53 PM CDTSevere Thunderstorm WatchSPCBrown, Callahan, Coleman, Collin, Comanche, Cooke and 28 more6 hr
Oct 21, 10:09 PM CDTMesoscale DiscussionSPCCallahan, Collin, Cooke, Dallas, Denton, Eastland and 14 more96 min

Nearby

Mesoscale Discussions in Oklahoma, 2017Mesoscale Discussions in Texas, 2017Mesoscale Discussions in Arkansas, 2017Every mesoscale discussion in 2017

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.