Alert archive / Kansas / Mesoscale Discussions in 2005

Mesoscale Discussion 547

April 10, 200520 counties in Kansas; 7 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Apr 10, 2005, 9:23 PM CDT for 20 counties in Kansas; 7 counties in Oklahoma. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Apr 10, 2005, 9:23 PM CDT (02:23 UTC)
Expired
Apr 10, 2005, 11:30 PM CDT
In force
2 hr
Issued by
the Storm Prediction Center
All 27 counties

Butler County, KS, Clay County, KS, Cloud County, KS, Cowley County, KS, Dickinson County, KS, Ellsworth County, KS, Harper County, KS, Harvey County, KS, Kingman County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Ottawa County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Saline County, KS, Sedgwick County, KS, Sumner County, KS, Washington County, KS, Alfalfa County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Noble County, OK, Osage County, OK, Pawnee County, OK

The radar

The Wichita radar (KICT), 46 km from the middle of the area, began a volume at 02:23 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

Topeka, KS (KTOP), launched 00:00Z, 2.4 hours before the alert went out and 191 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, Topeka, KS at 00:00Z on 2005-04-11Temperature 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, Topeka, KS at 00:00Z on 2005-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1404 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
94 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.

IssuedProductOfficeCountiesLasted
Apr 10, 8:53 PM CDTMesoscale DiscussionSPCCherokee, Crawford, Labette, Montgomery2 hr
Apr 11, 10:55 AM CDTMesoscale DiscussionSPCBrown, Clay, Cloud, Geary, Marshall, Nemaha and 4 more95 min
Apr 11, 11:55 AM CDTTornado WatchSPCBrown, Chase, Clay, Dickinson, Geary, Jackson and 13 more8 hr
Apr 11, 2:01 PM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Cherokee, Coffey, Crawford and 10 more89 min
Apr 11, 5:01 PM CDTMesoscale DiscussionSPCBrown, Clay, Geary, Jackson, Marshall, Nemaha and 5 more59 min
Apr 11, 5:40 PM CDTSevere Thunderstorm WatchSPCDoniphan, Johnson, Leavenworth, Linn, Miami, Wyandotte4 hr
Apr 10, 7:32 PM CDTMesoscale DiscussionSPCAtoka, Canadian, Carter, Cleveland, Coal, Creek and 18 more88 min
Apr 10, 9:15 PM CDTSevere Thunderstorm WatchSPCAdair, Cherokee, Craig, Delaware, Haskell, Latimer and 10 more7 hr
Apr 11, 1:23 AM CDTMesoscale DiscussionSPCAdair, Cherokee, Craig, Delaware, Haskell, Latimer and 10 more67 min
Apr 11, 3:23 AM CDTMesoscale DiscussionSPCAdair, Cherokee, Delaware, Haskell, Latimer, LeFlore and 7 more67 min

Nearby

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