Alert archive / Kansas / Mesoscale Discussions in 2022

Mesoscale Discussion 810

May 17, 202234 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at May 17, 2022, 10:24 PM CDT for 34 counties in Kansas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: May 17, 2022, 10:24 PM CDT (03:24 UTC)
Expired: May 18, 2022, 12:30 AM CDT
In force: 2 hr
Issued by: the Storm Prediction Center
Concerning: Severe thunderstorm watch 236

All 34 counties

Allen County, KS, Anderson County, KS, Barber County, KS, Barton County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Clark County, KS, Coffey County, KS, Cowley County, KS, Edwards County, KS, Elk County, KS, Ford County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Hodgeman County, KS, Kingman County, KS, Kiowa County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Montgomery County, KS, Neosho 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), 28 km from the middle of the area, began a volume at 03:26 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 nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 3.4 hours before the alert went out and 203 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3291 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 1029 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 84 m²/s²
0-3 km storm-relative helicity: 187 m²/s²
Significant tornado parameter: 2.1
Supercell composite: 10.5

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.

Issued	Product	Office	Counties	Lasted
May 17, 8:06 PM CDT	Mesoscale Discussion	SPC	Anderson, Atchison, Barton, Butler, Chase, Clay and 34 more	84 min
May 17, 8:32 PM CDT	Severe Thunderstorm Watch	SPC	Allen, Anderson, Atchison, Butler, Chase, Chautauqua and 34 more	6 hr
May 17, 9:25 PM CDT	Mesoscale Discussion	SPC	Chase, Dickinson, Ellsworth, Lincoln, McPherson, Marion and 5 more	95 min
May 17, 10:18 PM CDT	Mesoscale Discussion	SPC	Douglas, Franklin, Jefferson, Johnson, Leavenworth, Miami and 3 more	57 min
May 17, 11:38 PM CDT	Mesoscale Discussion	SPC	Bourbon, Chautauqua, Cherokee, Cowley, Crawford, Elk and 5 more	2 hr
May 18, 2:42 PM CDT	Severe Thunderstorm Watch	SPC	Greeley, Logan, Sherman, Wallace, Wichita	6 hr
May 18, 5:25 PM CDT	Mesoscale Discussion	SPC	Barber, Clark, Comanche, Finney, Ford, Grant and 8 more	2 hr
May 18, 5:51 PM CDT	Severe Thunderstorm Watch	SPC	Clark, Finney, Ford, Grant, Gray, Hamilton and 7 more	6 hr

Nearby

Mesoscale Discussions in Kansas, 2022 Every mesoscale discussion in 2022

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.