Alert archive / Kansas / Mesoscale Discussions in 2005

Mesoscale Discussion 2148

September 5, 200522 counties in Kansas; 18 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Sep 5, 2005, 7:30 PM CDT for 22 counties in Kansas; 18 counties in Nebraska. It was in force for 90 min.

The area

The outline as issued.

The facts

Issued
Sep 5, 2005, 7:30 PM CDT (00:30 UTC)
Expired
Sep 5, 2005, 9:00 PM CDT
In force
90 min
Issued by
the Storm Prediction Center
All 40 counties

Cheyenne County, KS, Decatur County, KS, Ellis County, KS, Gove County, KS, Graham County, KS, Greeley County, KS, Jewell County, KS, Logan County, KS, Norton County, KS, Osborne County, KS, Phillips County, KS, Rawlins County, KS, Rooks County, KS, Russell County, KS, Scott County, KS, Sheridan County, KS, Sherman County, KS, Smith County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Adams County, NE, Buffalo County, NE, Dawson County, NE, Franklin County, NE, Frontier County, NE, Furnas County, NE, Gosper County, NE, Hall County, NE, Harlan County, NE, Hitchcock County, NE, Howard County, NE, Kearney County, NE, Merrick County, NE, Nance County, NE, Phelps County, NE, Red Willow County, NE, Sherman County, NE, Webster County, NE

The radar

The Goodland radar (KGLD), 125 km from the middle of the area, began a volume at 00:30 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.5 hours before the alert went out and 200 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, N. Platte/Lee Bi, NE at 00:00Z on 2005-09-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1031 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, N. Platte/Lee Bi, NE at 00:00Z on 2005-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
1031 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
2297 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

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, 11:00 PM CDTMesoscale DiscussionSPCDecatur, Ellis, Gove, Graham, Greeley, Jewell and 19 more60 min
Sep 6, 3:18 PM CDTMesoscale DiscussionSPCCheyenne, Finney, Gove, Greeley, Hamilton, Kearny and 8 more87 min
Sep 5, 11:40 PM CDTSevere Thunderstorm WatchSPCBoyd4 hr
Sep 6, 2:52 AM CDTMesoscale DiscussionSPCBurt, Dakota, Dixon, Thurston, Wayne83 min
Sep 6, 5:47 PM CDTMesoscale DiscussionSPCAntelope, Arthur, Blaine, Boone, Brown, Garfield and 12 more118 min

Nearby

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