Alert archive / Missouri / Mesoscale Discussions in 2013

Mesoscale Discussion 719

May 19, 2013Adams County, Brown County, Pike County, Illinois; Bourbon County, Cherokee County, Crawford County, Kansas; 58 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at May 19, 2013, 10:16 PM CDT for Adams County, Brown County, Pike County, Illinois; Bourbon County, Cherokee County, Crawford County, Kansas; 58 counties in Missouri. It was in force for 59 min.

The area

The outline as issued.

The facts

Issued
May 19, 2013, 10:16 PM CDT (03:16 UTC)
Expired
May 19, 2013, 11:15 PM CDT
In force
59 min
Issued by
the Storm Prediction Center
All 64 counties

Adams County, IL, Brown County, IL, Pike County, IL, Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Adair County, MO, Audrain County, MO, Barry County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Boone County, MO, Callaway County, MO, Camden County, MO, Carroll County, MO, Cass County, MO, Cedar County, MO, Chariton County, MO, Christian County, MO, Cole County, MO, Cooper County, MO, Dade County, MO, Dallas County, MO, Gasconade County, MO, Greene County, MO, Grundy County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Jasper County, MO, Johnson County, MO, Knox County, MO, Laclede County, MO, Lafayette County, MO, Lawrence County, MO, Lewis County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Maries County, MO, Marion County, MO, McDonald County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Morgan County, MO, Newton County, MO, Osage County, MO, Pettis County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Ralls County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, Shelby County, MO, St. Clair County, MO, Stone County, MO, Sullivan County, MO, Vernon County, MO, Webster County, MO

The radar

The Springfield radar (KSGF), 81 km from the middle of the area, began a volume at 03:20 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 00:00Z, 3.3 hours before the alert went out and 120 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 00:00Z on 2013-05-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 970 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, Springfield, MO at 00:00Z on 2013-05-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 137 square meters per square second.193958Sfc1 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
970 J/kg
Mixed-layer CIN
-187 J/kg
Mixed-layer LCL
1767 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
137 m²/s²
0-3 km storm-relative helicity
248 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

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
May 19, 7:13 PM CDTMesoscale DiscussionSPCHancock, Henderson, Henry, Mercer, Rock Island, Warren62 min
May 19, 7:46 PM CDTMesoscale DiscussionSPCBoone, Bureau, Carroll, Henry, Jo Daviess, Knox and 11 more59 min
May 19, 8:10 PM CDTTornado WatchSPCBoone, Bureau, Carroll, DeKalb, Fulton, Hancock and 25 more6 hr
May 19, 10:58 PM CDTMesoscale DiscussionSPCBoone, Bureau, Carroll, DeKalb, Fulton, Hancock and 22 more62 min
May 20, 3:27 PM CDTMesoscale DiscussionSPCBrown, Calhoun, Cass, Champaign, Christian, DeWitt and 21 more63 min
May 20, 5:07 PM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Cass, Greene, Jersey and 9 more23 min
May 20, 5:24 PM CDTTornado WatchSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 31 more7 hr
May 20, 6:35 PM CDTSevere Thunderstorm WatchSPCHenderson, Mercer, Warren5 hr
May 19, 7:55 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Brown, Chautauqua, Clay and 35 more65 min
May 19, 9:34 PM CDTMesoscale DiscussionSPCChautauqua, Labette, Montgomery, Neosho, Wilson26 min
May 19, 11:49 PM CDTMesoscale DiscussionSPCCherokee56 min
May 20, 2:44 AM CDTMesoscale DiscussionSPCChautauqua, Cherokee, Labette, Montgomery2 hr
May 20, 8:46 AM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Coffey, Linn, Miami and 3 more59 min
May 20, 12:26 PM CDTMesoscale DiscussionSPCAllen, Bourbon, Chautauqua, Cherokee, Crawford, Elk and 6 more2 hr
May 20, 12:46 PM CDTTornado WatchSPCAllen, Anderson, Bourbon, Chautauqua, Cherokee, Coffey and 13 more8 hr
May 20, 2:31 PM CDTMesoscale DiscussionSPCAllen, Chautauqua, Cherokee, Crawford, Elk, Labette and 4 more119 min
May 20, 5:38 PM CDTMesoscale DiscussionSPCAndrew, DeKalb, Gentry, Harrison, Worth67 min
May 20, 6:53 PM CDTMesoscale DiscussionSPCCarter, Dent, Douglas, Howell, Iron, Madison and 8 more67 min

Nearby

Mesoscale Discussions in Missouri, 2013Mesoscale Discussions in Illinois, 2013Mesoscale Discussions in Kansas, 2013Every mesoscale discussion in 2013

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.