Alert archive / Oklahoma / Mesoscale Discussions in 2005
Mesoscale Discussion 1320
The Storm Prediction Center issued this mesoscale discussion at Jun 12, 2005, 8:16 PM CDT for 41 counties in Oklahoma. It was in force for 119 min.
The area
The outline as issued.
The facts
- Issued
- Jun 12, 2005, 8:16 PM CDT (01:16 UTC)
- Expired
- Jun 12, 2005, 10:15 PM CDT
- In force
- 119 min
- Issued by
- the Storm Prediction Center
All 41 counties
Adair County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Cherokee County, OK, Cleveland County, OK, Coal County, OK, Comanche County, OK, Creek County, OK, Custer County, OK, Delaware County, OK, Garvin County, OK, Grady County, OK, Hughes County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Mayes County, OK, McClain County, OK, McIntosh County, OK, Murray County, OK, Muskogee County, OK, Noble County, OK, Okfuskee County, OK, Oklahoma County, OK, Okmulgee County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Pittsburg County, OK, Pontotoc County, OK, Pottawatomie County, OK, Rogers County, OK, Seminole County, OK, Sequoyah County, OK, Stephens County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK, Washita County, OK
The radar
The Norman radar (KTLX), 23 km from the middle of the area, began a volume at 01:16 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
Norman, OK (KOUN), launched 00:00Z, 1.3 hours before the alert went out and 28 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
- 1961 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1506 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 10.4
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 |
|---|---|---|---|---|
| Jun 13, 2:34 PM CDT | Mesoscale Discussion | SPC | Adair, Atoka, Carter, Cherokee, Cleveland, Coal and 31 more | 116 min |
| Jun 13, 2:55 PM CDT | Tornado Watch | SPC | Adair, Atoka, Cherokee, Coal, Craig, Creek and 20 more | 8 hr |
| Jun 13, 4:20 PM CDT | Severe Thunderstorm Watch | SPC | Carter, Cleveland, Comanche, Cotton, Garvin, Grady and 9 more | 7 hr |
| Jun 13, 5:41 PM CDT | Mesoscale Discussion | SPC | Adair, Atoka, Carter, Cherokee, Coal, Cotton and 21 more | 2 hr |
Nearby
Mesoscale Discussions in Oklahoma, 2005Every mesoscale discussion in 2005
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.