Alert archive / Missouri / Mesoscale Discussions in 2008

Mesoscale Discussion 26

January 8, 20084 states

The Storm Prediction Center issued this mesoscale discussion at Jan 8, 2008, 3:44 AM CST for 4 states. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued: Jan 8, 2008, 3:44 AM CST (09:44 UTC)
Expired: Jan 8, 2008, 5:15 AM CST
In force: 91 min
Issued by: the Storm Prediction Center

All 62 counties

Baxter County, AR, Benton County, AR, Carroll County, AR, Fulton County, AR, Allen County, KS, Bourbon County, KS, Chautauqua County, KS, Cherokee County, KS, Crawford County, KS, Elk County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Bollinger County, MO, Butler County, MO, Carter County, MO, Cedar County, MO, Christian County, MO, Crawford County, MO, Dade County, MO, Dallas County, MO, Dent County, MO, Douglas County, MO, Greene County, MO, Howell County, MO, Iron County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, Madison County, MO, Maries County, MO, McDonald County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Phelps County, MO, Polk County, MO, Pulaski County, MO, Reynolds County, MO, Ripley County, MO, Saint Francois County, MO, Sainte Genevieve County, MO, Shannon County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Washington County, MO, Wayne County, MO, Webster County, MO, Wright County, MO, Craig County, OK, Delaware County, OK, Mayes County, OK, Nowata County, OK, Ottawa County, OK, Rogers County, OK, Washington County, OK

The radar

The Springfield radar (KSGF), 45 km from the middle of the area, began a volume at 09:45 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, 9.7 hours before the alert went out and 92 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: 765 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 955 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 281 m²/s²
0-3 km storm-relative helicity: 338 m²/s²
Significant tornado parameter: 1.7
Supercell composite: 7.2

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.

Issued	Product	Office	Counties	Lasted
Jan 7, 6:11 PM CST	Mesoscale Discussion	SPC	Benton, Carroll, Crawford, Franklin, Madison, Washington	94 min
Jan 7, 7:48 PM CST	Tornado Watch PDS	SPC	Baxter, Benton, Boone, Carroll, Crawford, Franklin and 9 more	9 hr
Jan 7, 10:04 PM CST	Mesoscale Discussion	SPC	Benton, Carroll, Washington	86 min
Jan 8, 7:18 AM CST	Mesoscale Discussion	SPC	Arkansas, Bradley, Calhoun, Clark, Cleburne, Cleveland and 34 more	117 min
Jan 8, 8:34 AM CST	Tornado Watch	SPC	Arkansas, Bradley, Calhoun, Clark, Clay, Cleburne and 45 more	5 hr
Jan 8, 11:27 AM CST	Mesoscale Discussion	SPC	Arkansas, Ashley, Baxter, Bradley, Calhoun, Chicot and 48 more	2 hr
Jan 8, 1:11 PM CST	Mesoscale Discussion	SPC	Chicot, Crittenden, Desha, Lee, Mississippi, Phillips and 1 more	2 hr
Jan 8, 1:26 PM CST	Tornado Watch	SPC	Arkansas, Ashley, Bradley, Chicot, Crittenden, Desha and 7 more	8 hr
Jan 7, 6:57 PM CST	Mesoscale Discussion	SPC	Crawford	93 min
Jan 7, 8:25 PM CST	Mesoscale Discussion	SPC	Allen, Bourbon, Chautauqua, Cherokee, Crawford, Labette and 4 more	65 min
Jan 7, 8:55 PM CST	Severe Thunderstorm Watch	SPC	Allen, Bourbon, Chautauqua, Cherokee, Crawford, Labette and 4 more	8 hr
Jan 7, 11:18 PM CST	Mesoscale Discussion	SPC	Allen, Bourbon, Chautauqua, Cherokee, Crawford, Labette and 4 more	87 min
Jan 8, 2:02 AM CST	Mesoscale Discussion	SPC	Dent, Douglas, Shannon, Texas, Wright	118 min

Nearby

Mesoscale Discussions in Missouri, 2008 Mesoscale Discussions in Kansas, 2008 Mesoscale Discussions in Oklahoma, 2008 Every mesoscale discussion in 2008

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.