Alert archive / Kansas / Mesoscale Discussions in 2019

Mesoscale Discussion 761

May 23, 201937 counties in Kansas; 20 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 23, 2019, 7:07 PM CDT for 37 counties in Kansas; 20 counties in Nebraska. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued
May 23, 2019, 7:07 PM CDT (00:07 UTC)
Expired
May 23, 2019, 8:30 PM CDT
In force
83 min
Issued by
the Storm Prediction Center
All 57 counties

Barton County, KS, Clay County, KS, Cloud County, KS, Decatur County, KS, Ellis County, KS, Ellsworth County, KS, Finney County, KS, Gove County, KS, Graham County, KS, Gray County, KS, Haskell County, KS, Hodgeman County, KS, Jewell County, KS, Kearny County, KS, Lane County, KS, Lincoln County, KS, Logan County, KS, Marshall County, KS, Mitchell County, KS, Ness County, KS, Norton County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Republic County, KS, Riley County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Scott County, KS, Sheridan County, KS, Smith County, KS, Trego County, KS, Washington County, KS, Wichita County, KS, Adams County, NE, Buffalo County, NE, Clay County, NE, Fillmore County, NE, Franklin County, NE, Furnas County, NE, Gage County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Jefferson County, NE, Kearney County, NE, Lancaster County, NE, Nuckolls County, NE, Phelps County, NE, Saline County, NE, Seward County, NE, Thayer County, NE, Webster County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 158 km from the middle of the area, began a volume at 00:09 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.1 hours before the alert went out and 243 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, N. Platte/Lee Bi, NE at 00:00Z on 2019-05-24Temperature 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, N. Platte/Lee Bi, NE at 00:00Z on 2019-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 294 square meters per square second.1939587897Sfc1 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
694 m above ground
0-6 km bulk shear
80 kt
0-1 km storm-relative helicity
294 m²/s²
0-3 km storm-relative helicity
654 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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
May 23, 7:42 PM CDTSevere Thunderstorm WatchSPCMarshall, Nemaha, Republic, Washington4 hr
May 23, 8:32 PM CDTMesoscale DiscussionSPCClark88 min
May 23, 9:53 PM CDTTornado WatchSPCBarber, Clark, Comanche, Kiowa, Pratt, Stafford4 hr
May 23, 11:33 PM CDTMesoscale DiscussionSPCAtchison, Barton, Brown, Clay, Cloud, Dickinson and 21 more87 min
May 24, 1:37 AM CDTTornado WatchSPCBarber, Barton, Brown, Clay, Cloud, Comanche and 33 more5 hr
May 24, 4:05 AM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Douglas, Geary, Jackson and 11 more115 min
May 24, 4:40 AM CDTSevere Thunderstorm WatchSPCDoniphan4 hr
May 24, 6:43 AM CDTMesoscale DiscussionSPCDoniphan2 hr
May 24, 1:42 PM CDTMesoscale DiscussionSPCAllen, Anderson, Barber, Butler, Chase, Chautauqua and 25 more2 hr
May 24, 2:18 PM CDTTornado WatchSPCAllen, Anderson, Butler, Chase, Chautauqua, Coffey and 21 more8 hr
May 24, 6:04 PM CDTTornado WatchSPCBourbon, Crawford, Johnson, Leavenworth, Linn, Miami and 1 more5 hr

Nearby

Mesoscale Discussions in Kansas, 2019Mesoscale Discussions in Nebraska, 2019Every mesoscale discussion in 2019

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.