Alert archive / Arkansas / Mesoscale Discussions in 2008
Mesoscale Discussion 2344
The Storm Prediction Center issued this mesoscale discussion at Oct 31, 2008, 12:02 PM CDT for 18 counties in Arkansas; 11 counties in Missouri; 13 counties in Oklahoma. It was in force for 88 min.
The area
The outline as issued.
The facts
- Issued
- Oct 31, 2008, 12:02 PM CDT (17:02 UTC)
- Expired
- Oct 31, 2008, 1:30 PM CDT
- In force
- 88 min
- Issued by
- the Storm Prediction Center
All 42 counties
Baxter County, AR, Benton County, AR, Boone County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Johnson County, AR, Logan County, AR, Madison County, AR, Marion County, AR, Newton County, AR, Pope County, AR, Scott County, AR, Searcy County, AR, Sebastian County, AR, Van Buren County, AR, Washington County, AR, Yell County, AR, Barry County, MO, Christian County, MO, Douglas County, MO, Greene County, MO, McDonald County, MO, Newton County, MO, Ozark County, MO, Stone County, MO, Taney County, MO, Webster County, MO, Wright County, MO, Adair County, OK, Cherokee County, OK, Delaware County, OK, Haskell County, OK, Latimer County, OK, LeFlore County, OK, Mayes County, OK, McIntosh County, OK, Muskogee County, OK, Okmulgee County, OK, Pittsburg County, OK, Sequoyah County, OK, Wagoner County, OK
The radar
The Western Arkansas radar (KSRX), 106 km from the middle of the area, began a volume at 17:03 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 nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 5.0 hours before the alert went out and 83 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1305 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 370 m²/s²
- 0-3 km storm-relative helicity
- 467 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 31, 2:35 PM CDT | Severe Thunderstorm Watch | SPC | Conway, Franklin, Garland, Hot Spring, Johnson, Logan and 9 more | 3 hr |
| Oct 31, 5:26 PM CDT | Mesoscale Discussion | SPC | Conway, Franklin, Garland, Hot Spring, Johnson, Logan and 9 more | 64 min |
Nearby
Mesoscale Discussions in Arkansas, 2008Mesoscale Discussions in Oklahoma, 2008Mesoscale Discussions in Missouri, 2008Every mesoscale discussion in 2008
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.