Alert archive / Kansas / Mesoscale Discussions in 2014

Mesoscale Discussion 1335

July 10, 201422 counties in Kansas; 7 counties in Nebraska; 7 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jul 10, 2014, 2:39 AM CDT for 22 counties in Kansas; 7 counties in Nebraska; 7 counties in Oklahoma. It was in force for 96 min.

The area

The outline as issued.

The facts

Issued: Jul 10, 2014, 2:39 AM CDT (07:39 UTC)
Expired: Jul 10, 2014, 4:15 AM CDT
In force: 96 min
Issued by: the Storm Prediction Center

All 36 counties

Barber County, KS, Barton County, KS, Cowley County, KS, Ellis County, KS, Ellsworth County, KS, Harper County, KS, Kingman County, KS, Lincoln County, KS, Norton County, KS, Osborne County, KS, Pawnee County, KS, Phillips County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Sedgwick County, KS, Smith County, KS, Stafford County, KS, Sumner County, KS, Custer County, NE, Dawson County, NE, Franklin County, NE, Furnas County, NE, Gosper County, NE, Harlan County, NE, Phelps County, NE, Alfalfa County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Major County, OK, Noble County, OK, Osage County, OK

The radar

The Grand Island radar (KUEX), 144 km from the middle of the area, began a volume at 07:40 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

Dodge City, (KDDC), launched 00:00Z, 7.7 hours before the alert went out and 177 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: 1069 J/kg
Mixed-layer CIN: -137 J/kg
Mixed-layer LCL: 1536 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 227 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 4.6

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
Jul 9, 8:54 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Graham, Jewell, Lincoln, Mitchell and 9 more	96 min
Jul 9, 11:27 PM CDT	Mesoscale Discussion	SPC	Barber, Barton, Edwards, Ellis, Ellsworth, Harper and 17 more	93 min
Jul 9, 11:59 PM CDT	Severe Thunderstorm Watch	SPC	Barber, Barton, Comanche, Edwards, Ellis, Harper and 14 more	4 hr
Jul 10, 3:37 PM CDT	Mesoscale Discussion	SPC	Banner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 3 more	83 min
Jul 10, 6:04 PM CDT	Mesoscale Discussion	SPC	Arthur, Blaine, Brown, Cherry, Deuel, Garden and 8 more	116 min
Jul 10, 5:07 PM CDT	Mesoscale Discussion	SPC	Atoka, Canadian, Choctaw, Cleveland, Coal, Garvin and 15 more	113 min

Nearby

Mesoscale Discussions in Kansas, 2014 Mesoscale Discussions in Nebraska, 2014 Mesoscale Discussions in Oklahoma, 2014 Every mesoscale discussion in 2014

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.