Alert archive / Kansas / Mesoscale Discussions in 2023

Mesoscale Discussion 1913

August 9, 202327 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at Aug 9, 2023, 2:37 AM CDT for 27 counties in Kansas. It was in force for 113 min.

The area

The outline as issued.

The facts

Issued
Aug 9, 2023, 2:37 AM CDT (07:37 UTC)
Expired
Aug 9, 2023, 4:30 AM CDT
In force
113 min
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 616
All 27 counties

Barton County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cowley County, KS, Edwards County, KS, Elk County, KS, Ellsworth County, KS, Greenwood County, KS, Harvey County, KS, Hodgeman County, KS, Kingman County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Montgomery County, KS, Ness County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rush County, KS, Sedgwick County, KS, Stafford County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS

The radar

The Wichita radar (KICT), 68 km from the middle of the area, began a volume at 07:39 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, 7.6 hours before the alert went out and 187 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 2023-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1845 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 2023-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 138 square meters per square second.1939587897117Sfc1 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
1845 J/kg
Mixed-layer CIN
-155 J/kg
Mixed-layer LCL
1185 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
138 m²/s²
0-3 km storm-relative helicity
184 m²/s²
Significant tornado parameter
0.4
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 8, 8:51 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Finney, Gove, Graham, Grant and 13 more84 min
Aug 8, 10:40 PM CDTSevere Thunderstorm WatchSPCBarton, Cheyenne, Decatur, Ellis, Ellsworth, Gove and 35 more6 hr
Aug 9, 3:21 PM CDTMesoscale DiscussionSPCCherokee, Labette114 min
Aug 9, 4:04 PM CDTTornado WatchSPCCherokee6 hr

Nearby

Mesoscale Discussions in Kansas, 2023Every mesoscale discussion in 2023

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.