Alert archive / Kansas / Mesoscale Discussions in 2005

Mesoscale Discussion 2153

September 6, 20054 counties in Colorado; 14 counties in Kansas; 13 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Sep 6, 2005, 2:18 PM MDT for 4 counties in Colorado; 14 counties in Kansas; 13 counties in Nebraska. It was in force for 87 min.

The area

The outline as issued.

The facts

Issued
Sep 6, 2005, 2:18 PM MDT (20:18 UTC)
Expired
Sep 6, 2005, 3:45 PM MDT
In force
87 min
Issued by
the Storm Prediction Center
All 31 counties

Cheyenne County, CO, Phillips County, CO, Sedgwick County, CO, Yuma County, CO, Cheyenne County, KS, Finney County, KS, Gove County, KS, Greeley County, KS, Hamilton County, KS, Kearny County, KS, Lane County, KS, Logan County, KS, Rawlins County, KS, Scott County, KS, Sherman County, KS, Thomas County, KS, Wallace County, KS, Wichita County, KS, Arthur County, NE, Chase County, NE, Deuel County, NE, Dundy County, NE, Hayes County, NE, Hitchcock County, NE, Hooker County, NE, Keith County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Perkins County, NE, Thomas County, NE

The radar

The Goodland radar (KGLD), 100 km from the middle of the area, began a volume at 20:18 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, 8.3 hours before the alert went out and 309 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, Dodge City, at 12:00Z on 2005-09-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Dodge City, at 12:00Z on 2005-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 317 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1456 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
317 m²/s²
0-3 km storm-relative helicity
375 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

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
Sep 5, 6:30 PM MDTMesoscale DiscussionSPCCheyenne, Decatur, Ellis, Gove, Graham, Greeley and 16 more90 min
Sep 5, 10:00 PM MDTMesoscale DiscussionSPCDecatur, Ellis, Gove, Graham, Greeley, Jewell and 19 more60 min
Sep 5, 10:40 PM MDTSevere Thunderstorm WatchSPCBoyd4 hr
Sep 6, 1:52 AM MDTMesoscale DiscussionSPCBurt, Dakota, Dixon, Thurston, Wayne83 min
Sep 6, 4:47 PM MDTMesoscale DiscussionSPCAntelope, Arthur, Blaine, Boone, Brown, Garfield and 12 more118 min

Nearby

Mesoscale Discussions in Kansas, 2005Mesoscale Discussions in Nebraska, 2005Mesoscale Discussions in Colorado, 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.