Alert archive / Kansas / Mesoscale Discussions in 2014

Mesoscale Discussion 1701

September 9, 2014Kit Carson County, Yuma County, Colorado; 15 counties in Kansas; 9 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Sep 9, 2014, 5:17 PM MDT for Kit Carson County, Yuma County, Colorado; 15 counties in Kansas; 9 counties in Nebraska. It was in force for 88 min.

The area

The outline as issued.

The facts

Issued: Sep 9, 2014, 5:17 PM MDT (23:17 UTC)
Expired: Sep 9, 2014, 6:45 PM MDT
In force: 88 min
Issued by: the Storm Prediction Center

All 26 counties

Kit Carson County, CO, Yuma County, CO, Cheyenne County, KS, Decatur County, KS, Ellis County, KS, Gove County, KS, Graham County, KS, Logan County, KS, Norton County, KS, Phillips County, KS, Rawlins County, KS, Rooks County, KS, Sheridan County, KS, Sherman County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Dundy County, NE, Frontier County, NE, Furnas County, NE, Gosper County, NE, Harlan County, NE, Hayes County, NE, Hitchcock County, NE, Phelps County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 76 km from the middle of the area, began a volume at 23:17 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 12:00Z, 11.3 hours before the alert went out and 233 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: 786 J/kg
Mixed-layer CIN: -203 J/kg
Mixed-layer LCL: 1416 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 50 m²/s²
0-3 km storm-relative helicity: 33 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

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
Sep 9, 2:36 PM MDT	Mesoscale Discussion	SPC	Kit Carson, Yuma	114 min
Sep 9, 3:05 PM MDT	Severe Thunderstorm Watch	SPC	Cheyenne, Kit Carson, Yuma	7 hr
Sep 9, 2:06 PM MDT	Mesoscale Discussion	SPC	Brown, Doniphan, Jewell, Marshall, Nemaha, Republic and 2 more	114 min
Sep 9, 2:34 PM MDT	Tornado Watch	SPC	Brown, Cloud, Doniphan, Jewell, Marshall, Mitchell and 7 more	8 hr
Sep 9, 4:06 PM MDT	Mesoscale Discussion	SPC	Atchison, Brown, Cloud, Doniphan, Jewell, Marshall and 8 more	54 min
Sep 9, 4:26 PM MDT	Mesoscale Discussion	SPC	Barton, Clay, Dickinson, Edwards, Ellsworth, Finney and 23 more	94 min
Sep 9, 5:45 PM MDT	Mesoscale Discussion	SPC	Cloud, Jewell, Marshall, Mitchell, Nemaha, Republic and 1 more	90 min
Sep 9, 11:13 AM MDT	Mesoscale Discussion	SPC	Burt, Cuming, Thurston, Washington	62 min

Nearby

Mesoscale Discussions in Kansas, 2014 Mesoscale Discussions in Nebraska, 2014 Mesoscale Discussions in Colorado, 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.