Alert archive / Missouri / Mesoscale Discussions in 2020

Mesoscale Discussion 733

May 25, 2020Bourbon County, Cherokee County, Crawford County, Kansas; 9 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at May 25, 2020, 10:36 PM CDT for Bourbon County, Cherokee County, Crawford County, Kansas; 9 counties in Missouri. It was in force for 54 min.

The area

The outline as issued.

The facts

Issued: May 25, 2020, 10:36 PM CDT (03:36 UTC)
Expired: May 25, 2020, 11:30 PM CDT
In force: 54 min
Issued by: the Storm Prediction Center
Concerning: Severe thunderstorm watch 228

Counties Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Barry County, MO, Barton County, MO, Cedar County, MO, Dade County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Vernon County, MO

The radar

The Springfield radar (KSGF), 78 km from the middle of the area, began a volume at 03:39 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

Springfield, MO (KSGF), launched 00:00Z, 3.6 hours before the alert went out and 75 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: 211 J/kg
Mixed-layer CIN: -63 J/kg
Mixed-layer LCL: 1234 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 80 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 25, 8:36 PM CDT	Severe Thunderstorm Watch	SPC	Bourbon, Cherokee, Crawford	3 hr
May 25, 8:21 PM CDT	Mesoscale Discussion	SPC	Barry, McDonald, Newton	114 min
May 26, 12:29 PM CDT	Mesoscale Discussion	SPC	Adair, Caldwell, Daviess, Gentry, Grundy, Harrison and 7 more	2 hr

Nearby

Mesoscale Discussions in Missouri, 2020 Mesoscale Discussions in Kansas, 2020 Every mesoscale discussion in 2020

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.