Alert archive / Oklahoma / Mesoscale Discussions in 2005

Mesoscale Discussion 1368

June 16, 200533 counties in Oklahoma; Lipscomb County, Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 16, 2005, 8:02 PM CDT for 33 counties in Oklahoma; Lipscomb County, Texas. It was in force for 88 min.

The area

The outline as issued.

The facts

Issued
Jun 16, 2005, 8:02 PM CDT (01:02 UTC)
Expired
Jun 16, 2005, 9:30 PM CDT
In force
88 min
Issued by
the Storm Prediction Center
All 34 counties

Alfalfa County, OK, Beckham County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garvin County, OK, Grady County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Jackson County, OK, Jefferson County, OK, Kingfisher County, OK, Kiowa County, OK, Logan County, OK, Major County, OK, McClain County, OK, Murray County, OK, Oklahoma County, OK, Pottawatomie County, OK, Roger Mills County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Lipscomb County, TX

The radar

The Altus AFB radar (KFDR), 134 km from the middle of the area, began a volume at 01:05 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

Norman, OK (KOUN), launched 00:00Z, 1.0 hours before the alert went out and 149 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.

Skew-T log-pSkew-T log-p diagram, Norman, OK at 00:00Z on 2005-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3759 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2005-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
3759 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1309 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
151 m²/s²
Significant tornado parameter
1.6
Supercell composite
10.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 16, 9:30 PM CDTSevere Thunderstorm WatchSPCAlfalfa, Atoka, Beckham, Blaine, Bryan, Caddo and 54 more8 hr
Jun 16, 10:55 PM CDTMesoscale DiscussionSPCAlfalfa, Atoka, Beckham, Blaine, Bryan, Caddo and 54 more95 min
Jun 17, 12:27 AM CDTMesoscale DiscussionSPCLove93 min
Jun 17, 12:50 AM CDTSevere Thunderstorm WatchSPCBryan, Love6 hr
Jun 17, 3:39 AM CDTMesoscale DiscussionSPCHaskell, Latimer, LeFlore, McCurtain, Pushmataha96 min
Jun 17, 5:01 PM CDTMesoscale DiscussionSPCAnderson, Cherokee, Dallas, Ellis, Freestone, Gregg and 23 more59 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.