Alert archive / Kansas / Mesoscale Discussions in 2015

Mesoscale Discussion 1795

September 10, 201520 counties in Kansas; Beaver County, Harper County, Texas County, Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Sep 10, 2015, 7:35 PM CDT for 20 counties in Kansas; Beaver County, Harper County, Texas County, Oklahoma. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued
Sep 10, 2015, 7:35 PM CDT (00:35 UTC)
Expired
Sep 10, 2015, 9:30 PM CDT
In force
115 min
Issued by
the Storm Prediction Center
All 23 counties

Clark County, KS, Comanche County, KS, Edwards County, KS, Finney County, KS, Ford County, KS, Grant County, KS, Gray County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kiowa County, KS, Lane County, KS, Meade County, KS, Morton County, KS, Ness County, KS, Pawnee County, KS, Rush County, KS, Seward County, KS, Stanton County, KS, Stevens County, KS, Beaver County, OK, Harper County, OK, Texas County, OK

The radar

The Dodge City radar (KDDC), 46 km from the middle of the area, began a volume at 00:35 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 00:00Z, 0.6 hours before the alert went out and 52 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 2015-09-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 733 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 2015-09-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 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
733 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
2584 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
358 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.7

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 10, 7:42 PM CDTMesoscale DiscussionSPCAllen, Anderson, Barton, Bourbon, Butler, Chase and 46 more93 min
Sep 10, 8:03 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Barton, Bourbon, Butler, Chase and 46 more5 hr
Sep 10, 10:18 PM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Butler, Chase, Chautauqua and 20 more87 min
Sep 11, 12:53 AM CDTMesoscale DiscussionSPCCraig, Delaware, Garfield, Kingfisher, Logan, Mayes and 8 more67 min
Sep 11, 2:12 AM CDTMesoscale DiscussionSPCCreek, Lincoln, Okfuskee, Okmulgee93 min

Nearby

Mesoscale Discussions in Kansas, 2015Mesoscale Discussions in Oklahoma, 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; radar from the NEXRAD Level II archive.