Alert archive / Oklahoma / Mesoscale Discussions in 2005

Mesoscale Discussion 2345

October 19, 20054 counties in Kansas; 6 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Oct 19, 2005, 4:58 PM CDT for 4 counties in Kansas; 6 counties in Oklahoma. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Oct 19, 2005, 4:58 PM CDT (21:58 UTC)
Expired: Oct 19, 2005, 7:00 PM CDT
In force: 2 hr
Issued by: the Storm Prediction Center

Counties Barber County, KS, Clark County, KS, Comanche County, KS, Harper County, KS, Alfalfa County, OK, Ellis County, OK, Harper County, OK, Major County, OK, Woods County, OK, Woodward County, OK

The radar

The Vance AFB radar (KVNX), 68 km from the middle of the area, began a volume at 21:59 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

Lamont, OK (KLMN), launched 12:00Z, 10.0 hours before the alert went out and 128 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 119 J/kg
Mixed-layer CIN: -362 J/kg
Mixed-layer LCL: 1863 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 257 m²/s²
0-3 km storm-relative helicity: 246 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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.

Issued	Product	Office	Counties	Lasted
Oct 19, 12:10 PM CDT	Mesoscale Discussion	SPC	Barber, Comanche, Harper, Kingman, Sedgwick, Sumner	95 min
Oct 19, 12:40 PM CDT	Severe Thunderstorm Watch	SPC	Barber, Comanche, Harper, Kingman, Kiowa, Pratt	8 hr
Oct 19, 1:00 PM CDT	Mesoscale Discussion	SPC	Grant, Haskell, Meade, Morton, Seward, Stevens	90 min
Oct 19, 2:52 PM CDT	Mesoscale Discussion	SPC	Barber, Clark, Comanche, Harper, Kiowa	83 min
Oct 19, 3:27 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 19 more	93 min
Oct 19, 3:35 PM CDT	Severe Thunderstorm Watch	SPC	Barber, Barton, Clark, Comanche, Edwards, Ellsworth and 22 more	5 hr

Nearby

Mesoscale Discussions in Oklahoma, 2005 Mesoscale Discussions in Kansas, 2005 Every 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.