Alert archive / Kansas / Mesoscale Discussions in 2005

Mesoscale Discussion 832

May 11, 200521 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at May 11, 2005, 9:26 PM CDT for 21 counties in Kansas. It was in force for 64 min.

The area

The outline as issued.

The facts

Issued
May 11, 2005, 9:26 PM CDT (02:26 UTC)
Expired
May 11, 2005, 10:30 PM CDT
In force
64 min
Issued by
the Storm Prediction Center
All 21 counties

Decatur County, KS, Ellis County, KS, Finney County, KS, Gove County, KS, Graham County, KS, Grant County, KS, Gray County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Lane County, KS, Logan County, KS, Ness County, KS, Norton County, KS, Phillips County, KS, Rooks County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Trego County, KS, Wichita County, KS

The radar

The Dodge City radar (KDDC), 116 km from the middle of the area, began a volume at 02:26 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 2.4 hours before the alert went out and 117 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 00:00Z on 2005-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2443 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, Dodge City, at 00:00Z on 2005-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
2443 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1347 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.2

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
May 11, 8:01 PM CDTMesoscale DiscussionSPCCheyenne, Clark, Decatur, Finney, Ford, Gove and 24 more59 min
May 11, 9:50 PM CDTTornado WatchSPCClark, Decatur, Edwards, Ellis, Finney, Ford and 28 more7 hr
May 11, 11:02 PM CDTMesoscale DiscussionSPCBrown, Marshall, Nemaha58 min
May 12, 3:44 AM CDTMesoscale DiscussionSPCClay, Cloud, Jewell, Marshall, Mitchell, Republic and 1 more61 min
May 12, 12:40 PM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Jackson, Jefferson, Marshall and 3 more95 min
May 12, 1:16 PM CDTMesoscale DiscussionSPCBarber, Barton, Clark, Cloud, Comanche, Edwards and 21 more59 min
May 12, 1:35 PM CDTSevere Thunderstorm WatchSPCBarber, Barton, Clark, Clay, Cloud, Comanche and 29 more7 hr
May 12, 1:55 PM CDTTornado WatchSPCAtchison, Brown, Doniphan, Douglas, Jackson, Jefferson and 10 more7 hr
May 12, 3:13 PM CDTMesoscale DiscussionSPCBarber, Barton, Clay, Cloud, Comanche, Dickinson and 28 more92 min
May 12, 3:48 PM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Douglas, Jackson, Jefferson and 10 more87 min
May 12, 5:18 PM CDTMesoscale DiscussionSPCBarber, Butler, Cowley, Harper, Harvey, Kingman and 2 more57 min
May 12, 5:55 PM CDTSevere Thunderstorm WatchSPCBarber, Butler, Chase, Coffey, Comanche, Cowley and 14 more7 hr

Nearby

Mesoscale Discussions in Kansas, 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.