Alert archive / Kansas / Mesoscale Discussions in 2016

Mesoscale Discussion 566

May 9, 201629 counties in Kansas; 4 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 9, 2016, 3:35 AM CDT for 29 counties in Kansas; 4 counties in Nebraska. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued
May 9, 2016, 3:35 AM CDT (08:35 UTC)
Expired
May 9, 2016, 5:30 AM CDT
In force
115 min
Issued by
the Storm Prediction Center
All 33 counties

Butler County, KS, Chase County, KS, Clay County, KS, Cloud County, KS, Dickinson County, KS, Geary County, KS, Greenwood County, KS, Harvey County, KS, Jackson County, KS, Jewell County, KS, Lincoln County, KS, Lyon County, KS, Marion County, KS, Marshall County, KS, McPherson County, KS, Mitchell County, KS, Morris County, KS, Nemaha County, KS, Osage County, KS, Osborne County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Saline County, KS, Shawnee County, KS, Smith County, KS, Wabaunsee County, KS, Washington County, KS, Gage County, NE, Jefferson County, NE, Pawnee County, NE, Thayer County, NE

The radar

The Topeka radar (KTWX), 75 km from the middle of the area, began a volume at 08:35 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

Topeka, KS (KFOE), launched 00:00Z, 8.6 hours before the alert went out and 126 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, Topeka, KS at 00:00Z on 2016-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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, Topeka, KS at 00:00Z on 2016-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 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
5 J/kg
Mixed-layer CIN
-331 J/kg
Mixed-layer LCL
1074 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
179 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 8, 7:48 PM CDTMesoscale DiscussionSPCClay, Cloud, Ottawa, Republic, Washington117 min
May 8, 9:08 PM CDTSevere Thunderstorm WatchSPCClay, Cloud, Ottawa, Republic, Washington3 hr
May 8, 11:17 PM CDTMesoscale DiscussionSPCClay, Cloud, Ellis, Ellsworth, Jewell, Lincoln and 10 more88 min
May 8, 11:56 PM CDTSevere Thunderstorm WatchSPCClay, Cloud, Ellis, Ellsworth, Jewell, Lincoln and 9 more4 hr
May 9, 1:46 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Butler and 53 more59 min
May 9, 2:07 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Brown, Butler, Chase, Chautauqua and 41 more10 hr
May 9, 5:29 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Barber, Bourbon, Brown and 48 more61 min
May 9, 2:26 PM CDTMesoscale DiscussionSPCBoyd, Cedar, Dakota, Dixon, Knox, Pierce and 2 more94 min
May 9, 4:52 PM CDTMesoscale DiscussionSPCAdams, Boone, Buffalo, Burt, Butler, Cass and 37 more53 min
May 9, 5:13 PM CDTSevere Thunderstorm WatchSPCAdams, Buffalo, Burt, Butler, Cass, Clay and 36 more6 hr

Nearby

Mesoscale Discussions in Kansas, 2016Mesoscale Discussions in Nebraska, 2016Every mesoscale discussion in 2016

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.