Alert archive / Oklahoma / Mesoscale Discussions in 2024
Mesoscale Discussion 906
The Storm Prediction Center issued this mesoscale discussion at May 23, 2024, 2:07 AM CDT for 12 counties in Arkansas; 22 counties in Oklahoma. It was in force for 113 min.
The area
The outline as issued.
The facts
- Issued
- May 23, 2024, 2:07 AM CDT (07:07 UTC)
- Expired
- May 23, 2024, 4:00 AM CDT
- In force
- 113 min
- Issued by
- the Storm Prediction Center
- Concerning
- Severe potential...watch unlikely
- Chance of a watch
- 20%
All 34 counties
Crawford County, AR, Franklin County, AR, Hempstead County, AR, Howard County, AR, Little River County, AR, Logan County, AR, Montgomery County, AR, Pike County, AR, Polk County, AR, Scott County, AR, Sebastian County, AR, Sevier County, AR, Adair County, OK, Atoka County, OK, Bryan County, OK, Carter County, OK, Choctaw County, OK, Coal County, OK, Garvin County, OK, Haskell County, OK, Hughes County, OK, Johnston County, OK, Latimer County, OK, LeFlore County, OK, McCurtain County, OK, McIntosh County, OK, Murray County, OK, Muskogee County, OK, Pittsburg County, OK, Pontotoc County, OK, Pushmataha County, OK, Seminole County, OK, Sequoyah County, OK, Stephens County, OK
The radar
The Western Arkansas radar (KSRX), 108 km from the middle of the area, began a volume at 07:10 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 nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 7.1 hours before the alert went out and 277 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1214 J/kg
- Mixed-layer CIN
- -207 J/kg
- Mixed-layer LCL
- 970 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 197 m²/s²
- 0-3 km storm-relative helicity
- 409 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 7:24 PM CDT | Mesoscale Discussion | SPC | Columbia, Lafayette, Miller, Union | 2 hr |
| May 23, 8:04 AM CDT | Mesoscale Discussion | SPC | Arkansas, Bradley, Calhoun, Clark, Cleveland, Dallas and 12 more | 116 min |
| May 23, 2:22 PM CDT | Mesoscale Discussion | SPC | Beaver, Beckham, Ellis, Harmon, Harper, Roger Mills | 53 min |
| May 23, 4:30 PM CDT | Tornado Watch | SPC | Beckham, Comanche, Cotton, Custer, Greer, Harmon and 5 more | 7 hr |
| May 23, 6:00 PM CDT | Mesoscale Discussion | SPC | Beckham, Custer, Greer, Harmon, Jackson, Kiowa and 2 more | 90 min |
Nearby
Mesoscale Discussions in Oklahoma, 2024Mesoscale Discussions in Arkansas, 2024Every mesoscale discussion in 2024
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.