Alert archive / Oklahoma / Mesoscale Discussions in 2005
Mesoscale Discussion 2303
The Storm Prediction Center issued this mesoscale discussion at Sep 30, 2005, 10:51 PM CDT for 50 counties in Oklahoma; 17 counties in Texas. It was in force for 84 min.
The area
The outline as issued.
The facts
- Issued
- Sep 30, 2005, 10:51 PM CDT (03:51 UTC)
- Expired
- Oct 1, 2005, 12:15 AM CDT
- In force
- 84 min
- Issued by
- the Storm Prediction Center
All 67 counties
Alfalfa County, OK, Atoka County, OK, Beckham County, OK, Blaine County, OK, Bryan County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Coal County, OK, Comanche County, OK, Cotton County, OK, Creek County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Greer County, OK, Hughes County, OK, Jackson County, OK, Jefferson County, OK, Johnston County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Love County, OK, Major County, OK, Marshall County, OK, McClain County, OK, Murray County, OK, Noble County, OK, Okfuskee County, OK, Oklahoma County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Pontotoc County, OK, Pottawatomie County, OK, Roger Mills County, OK, Seminole County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Archer County, TX, Baylor County, TX, Clay County, TX, Cooke County, TX, Foard County, TX, Hardeman County, TX, Haskell County, TX, Jack County, TX, King County, TX, Knox County, TX, Lipscomb County, TX, Montague County, TX, Stonewall County, TX, Throckmorton County, TX, Wichita County, TX, Wilbarger County, TX, Young County, TX
The radar
The Altus AFB radar (KFDR), 78 km from the middle of the area, began a volume at 03:51 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, 3.9 hours before the alert went out and 119 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
- 325 J/kg
- Mixed-layer CIN
- -239 J/kg
- Mixed-layer LCL
- 1290 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
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 |
|---|---|---|---|---|
| Sep 30, 9:23 PM CDT | Mesoscale Discussion | SPC | Beckham, Blaine, Caddo, Canadian, Carter, Cleveland and 39 more | 97 min |
| Sep 30, 9:25 PM CDT | Severe Thunderstorm Watch | SPC | Atoka, Bryan, Canadian, Carter, Cleveland, Coal and 26 more | 7 hr |
| Oct 1, 1:15 AM CDT | Mesoscale Discussion | SPC | Alfalfa, Blaine, Caddo, Canadian, Carter, Cleveland and 29 more | 2 hr |
| Oct 1, 3:53 PM CDT | Mesoscale Discussion | SPC | Blaine, Canadian, Cherokee, Craig, Creek, Delaware and 19 more | 97 min |
| Oct 1, 4:10 PM CDT | Severe Thunderstorm Watch | SPC | Garfield, Grant, Kay, Noble, Osage, Washington | 3 hr |
| Oct 1, 6:04 PM CDT | Mesoscale Discussion | SPC | Garfield, Grant, Kay, Noble, Osage, Washington | 86 min |
Nearby
Mesoscale Discussions in Oklahoma, 2005Mesoscale Discussions in Texas, 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.