Alert archive / Kansas / Mesoscale Discussions in 2019

Mesoscale Discussion 853

May 28, 201926 counties in Kansas; 18 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at May 28, 2019, 12:04 PM CDT for 26 counties in Kansas; 18 counties in Missouri. It was in force for 86 min.

The area

The outline as issued.

The facts

Issued: May 28, 2019, 12:04 PM CDT (17:04 UTC)
Expired: May 28, 2019, 1:30 PM CDT
In force: 86 min
Issued by: the Storm Prediction Center
Chance of a watch: 80%

All 44 counties

Anderson County, KS, Atchison County, KS, Brown County, KS, Chase County, KS, Coffey County, KS, Dickinson County, KS, Doniphan County, KS, Douglas County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Jackson County, KS, Jefferson County, KS, Johnson County, KS, Leavenworth County, KS, Lyon County, KS, Marion County, KS, Miami County, KS, Morris County, KS, Nemaha County, KS, Osage County, KS, Pottawatomie County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Wyandotte County, KS, Andrew County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Clay County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Holt County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Livingston County, MO, Platte County, MO, Ray County, MO

The radar

The Topeka radar (KTWX), 82 km from the middle of the area, began a volume at 17:04 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

Topeka, KS (KFOE), launched 12:00Z, 5.1 hours before the alert went out and 31 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: 962 J/kg
Mixed-layer CIN: -276 J/kg
Mixed-layer LCL: 801 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 391 m²/s²
0-3 km storm-relative helicity: 338 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.

Issued	Product	Office	Counties	Lasted
May 27, 7:34 PM CDT	Mesoscale Discussion	SPC	Clay, Cloud, Ellis, Graham, Jewell, Lane and 13 more	56 min
May 27, 8:02 PM CDT	Severe Thunderstorm Watch	SPC	Jewell, Mitchell, Osborne, Phillips, Rooks, Smith	6 hr
May 27, 10:55 PM CDT	Severe Thunderstorm Watch	SPC	Brown, Marshall, Nemaha, Republic, Washington	7 hr
May 27, 11:42 PM CDT	Mesoscale Discussion	SPC	Republic	63 min
May 28, 1:23 AM CDT	Mesoscale Discussion	SPC	Atchison, Doniphan	2 hr
May 28, 1:55 AM CDT	Severe Thunderstorm Watch	SPC	Decatur, Norton, Rawlins	4 hr
May 28, 9:39 AM CDT	Mesoscale Discussion	SPC	Barber, Barton, Clay, Cloud, Comanche, Dickinson and 19 more	96 min
May 28, 1:56 PM CDT	Tornado Watch	SPC	Anderson, Atchison, Clay, Cloud, Coffey, Dickinson and 21 more	8 hr
May 28, 2:02 PM CDT	Mesoscale Discussion	SPC	Barber, Barton, Butler, Chase, Cowley, Elk and 13 more	88 min
May 28, 2:52 PM CDT	Tornado Watch	SPC	Barton, Butler, Chase, Chautauqua, Cowley, Elk and 14 more	7 hr
May 28, 2:55 PM CDT	Mesoscale Discussion	SPC	Brown, Nemaha	95 min
May 28, 3:13 PM CDT	Severe Thunderstorm Watch	SPC	Brown, Cloud, Marshall, Nemaha, Republic, Washington	7 hr
May 28, 3:23 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Ellis, Gove, Graham, Greeley and 15 more	3 hr
May 28, 4:03 PM CDT	Severe Thunderstorm Watch	SPC	Ellis, Gove, Graham, Greeley, Lane, Logan and 8 more	5 hr
May 28, 5:12 PM CDT	Mesoscale Discussion	SPC	Atchison, Brown, Doniphan, Douglas, Franklin, Jackson and 7 more	93 min
May 28, 5:33 PM CDT	Mesoscale Discussion	SPC	Butler, Chase, Clay, Cloud, Cowley, Dickinson and 13 more	87 min
May 28, 5:38 PM CDT	Tornado Watch	SPC	Jewell, Mitchell, Osborne, Phillips, Rooks, Smith	3 hr
May 28, 6:26 PM CDT	Mesoscale Discussion	SPC	Clay, Cloud, Jewell, Mitchell, Republic, Washington	94 min
May 28, 4:58 AM CDT	Mesoscale Discussion	SPC	Atchison, Gentry, Harrison, Holt, Nodaway, Worth	2 hr
May 28, 9:42 AM CDT	Mesoscale Discussion	SPC	Nodaway, Worth	93 min
May 28, 11:31 AM CDT	Mesoscale Discussion	SPC	Adair, Audrain, Boone, Carroll, Chariton, Clark and 18 more	89 min
May 28, 12:01 PM CDT	Severe Thunderstorm Watch	SPC	Knox, Lewis, Marion, Monroe, Pike, Ralls and 1 more	5 hr
May 28, 3:58 PM CDT	Mesoscale Discussion	SPC	Knox, Lewis, Marion, Monroe, Ralls, Shelby	62 min
May 28, 5:22 PM CDT	Severe Thunderstorm Watch	SPC	Clark, Scotland	5 hr

Nearby

Mesoscale Discussions in Kansas, 2019 Mesoscale Discussions in Missouri, 2019 Every 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.