Alert archive / Missouri / Mesoscale Discussions in 2014

Mesoscale Discussion 211

March 27, 20144 states

The Storm Prediction Center issued this mesoscale discussion at Mar 27, 2014, 2:50 PM CDT for 4 states. It was in force for 85 min.

The area

The outline as issued.

The facts

Issued
Mar 27, 2014, 2:50 PM CDT (19:50 UTC)
Expired
Mar 27, 2014, 4:15 PM CDT
In force
85 min
Issued by
the Storm Prediction Center
All 71 counties

Benton County, AR, Washington County, AR, Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Labette County, KS, Linn County, KS, Miami County, KS, Adair County, MO, Barry County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Cedar County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Cooper County, MO, Dade County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Greene County, MO, Grundy County, MO, Harrison County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Jackson County, MO, Jasper County, MO, Johnson County, MO, Lafayette County, MO, Lawrence County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, McDonald County, MO, Mercer County, MO, Morgan County, MO, Newton County, MO, Pettis County, MO, Polk County, MO, Putnam County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, St. Clair County, MO, Sullivan County, MO, Vernon County, MO, Worth County, MO, Adair County, OK, Cherokee County, OK, Craig County, OK, Delaware County, OK, Haskell County, OK, Hughes County, OK, Latimer County, OK, Mayes County, OK, McIntosh County, OK, Muskogee County, OK, Okfuskee County, OK, Okmulgee County, OK, Ottawa County, OK, Pittsburg County, OK, Rogers County, OK, Sequoyah County, OK, Tulsa County, OK, Wagoner County, OK

The radar

The Pleasant Hill radar (KEAX), 90 km from the middle of the area, began a volume at 19:53 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

Springfield, MO (KSGF), launched 12:00Z, 7.8 hours before the alert went out and 140 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, Springfield, MO at 12:00Z on 2014-03-27Temperature 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, Springfield, MO at 12:00Z on 2014-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 688 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
786 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
688 m²/s²
0-3 km storm-relative helicity
699 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 27, 12:00 PM CDTMesoscale DiscussionSPCArkansas, Bradley, Calhoun, Clark, Cleveland, Columbia and 34 more2 hr
Mar 27, 11:47 AM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Chautauqua and 21 more2 hr
Mar 27, 12:54 PM CDTTornado WatchSPCAllen, Anderson, Atchison, Bourbon, Brown, Chautauqua and 24 more7 hr
Mar 27, 3:50 PM CDTMesoscale DiscussionSPCAudrain, Boone, Callaway, Camden, Christian, Clark and 37 more55 min
Mar 27, 4:55 PM CDTTornado WatchSPCAudrain, Barry, Barton, Benton, Boone, Callaway and 43 more7 hr

Nearby

Mesoscale Discussions in Missouri, 2014Mesoscale Discussions in Oklahoma, 2014Mesoscale Discussions in Kansas, 2014Every mesoscale discussion in 2014

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.