Alert archive / Kansas / Mesoscale Discussions in 2015

Mesoscale Discussion 670

May 16, 20159 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at May 16, 2015, 6:16 PM CDT for 9 counties in Kansas. It was in force for 59 min.

The area

The outline as issued.

The facts

Issued
May 16, 2015, 6:16 PM CDT (23:16 UTC)
Expired
May 16, 2015, 7:15 PM CDT
In force
59 min
Issued by
the Storm Prediction Center
Chance of a watch
95%

Counties Butler County, KS, Chautauqua County, KS, Cowley County, KS, Elk County, KS, Greenwood County, KS, Harper County, KS, Kingman County, KS, Sedgwick County, KS, Sumner County, KS

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 12:00Z, 11.3 hours before the alert went out and 212 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 2015-05-16Temperature 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 2015-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
1786 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
57 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
May 15, 8:05 PM CDTMesoscale DiscussionSPCClark, Ford, Grant, Gray, Haskell, Meade and 4 more2 hr
May 16, 12:43 AM CDTMesoscale DiscussionSPCBarton, Clark, Edwards, Ellis, Ford, Graham and 15 more92 min
May 16, 10:55 AM CDTMesoscale DiscussionSPCButler, Chautauqua, Cowley, Elk, Greenwood, Sumner95 min
May 16, 12:01 PM CDTMesoscale DiscussionSPCFinney, Grant, Hamilton, Haskell, Kearny, Morton and 3 more89 min
May 16, 1:15 PM CDTMesoscale DiscussionSPCDecatur, Gove, Graham, Lane, Logan, Ness and 8 more90 min
May 16, 2:41 PM CDTTornado WatchSPCClark, Decatur, Finney, Ford, Gove, Graham and 24 more5 hr
May 16, 3:04 PM CDTMesoscale DiscussionSPCButler, Cowley, Elk, Greenwood, Sedgwick, Sumner86 min
May 16, 3:34 PM CDTMesoscale DiscussionSPCAtchison, Brown, Chase, Coffey, Doniphan, Douglas and 14 more86 min
May 16, 5:12 PM CDTMesoscale DiscussionSPCDecatur, Finney, Ford, Gove, Graham, Grant and 21 more93 min
May 16, 5:46 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Chase and 20 more59 min
May 16, 5:57 PM CDTTornado WatchSPCAnderson, Atchison, Brown, Coffey, Doniphan, Douglas and 10 more5 hr
May 16, 6:23 PM CDTMesoscale DiscussionSPCDecatur, Ellis, Ford, Gove, Graham, Gray and 10 more97 min
May 16, 6:36 PM CDTTornado WatchSPCAllen, Butler, Chautauqua, Cowley, Elk, Greenwood and 6 more5 hr

Nearby

Mesoscale Discussions in Kansas, 2015Every mesoscale discussion in 2015

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.