Alert archive / Missouri / Mesoscale Discussions in 2005

Mesoscale Discussion 72

January 12, 20054 states

The Storm Prediction Center issued this mesoscale discussion at Jan 12, 2005, 6:02 PM CST for 4 states. It was in force for 88 min.

The area

The outline as issued.

The facts

Issued: Jan 12, 2005, 6:02 PM CST (00:02 UTC)
Expired: Jan 12, 2005, 7:30 PM CST
In force: 88 min
Issued by: the Storm Prediction Center

All 64 counties

Baxter County, AR, Benton County, AR, Boone County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Fulton County, AR, Johnson County, AR, Madison County, AR, Marion County, AR, Newton County, AR, Searcy County, AR, Stone County, AR, Van Buren County, AR, Washington County, AR, Calhoun County, IL, Audrain County, MO, Barry County, MO, Benton County, MO, Boone County, MO, Callaway County, MO, Camden County, MO, Cedar County, MO, Christian County, MO, Cole County, MO, Cooper County, MO, Crawford County, MO, Dade County, MO, Dallas County, MO, Dent County, MO, Douglas County, MO, Franklin County, MO, Gasconade County, MO, Greene County, MO, Hickory County, MO, Howard County, MO, Howell County, MO, Laclede County, MO, Lawrence County, MO, Lincoln County, MO, Maries County, MO, McDonald County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Morgan County, MO, Osage County, MO, Ozark County, MO, Pettis County, MO, Phelps County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Ralls County, MO, St. Clair County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Warren County, MO, Webster County, MO, Wright County, MO, Adair County, OK, Sequoyah County, OK

The radar

The Springfield radar (KSGF), 38 km from the middle of the area, began a volume at 00:01 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, 0.0 hours before the alert went out and 88 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 572 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: -16 m²/s²
0-3 km storm-relative helicity: 49 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.

Issued	Product	Office	Counties	Lasted
Jan 12, 7:52 PM CST	Mesoscale Discussion	SPC	Clark, Conway, Franklin, Garland, Hempstead, Howard and 15 more	83 min
Jan 12, 9:28 PM CST	Mesoscale Discussion	SPC	Clay, Cleburne, Craighead, Fulton, Greene, Independence and 5 more	32 min
Jan 12, 10:16 PM CST	Mesoscale Discussion	SPC	Arkansas, Ashley, Bradley, Calhoun, Clark, Clay and 44 more	59 min
Jan 12, 10:50 PM CST	Severe Thunderstorm Watch	SPC	Arkansas, Ashley, Bradley, Calhoun, Chicot, Cleburne and 27 more	5 hr
Jan 13, 2:25 AM CST	Tornado Watch	SPC	Chicot	7 hr
Jan 12, 7:34 PM CST	Mesoscale Discussion	SPC	Brown, Bureau, Cass, Cook, DeKalb, DeWitt and 24 more	86 min
Jan 12, 9:45 PM CST	Severe Thunderstorm Watch	SPC	Alexander, Bond, Clinton, Effingham, Fayette, Greene and 14 more	5 hr
Jan 13, 1:02 AM CST	Mesoscale Discussion	SPC	Alexander, Bond, Clay, Clinton, Coles, Cumberland and 13 more	88 min
Jan 13, 6:51 AM CST	Mesoscale Discussion	SPC	Adams, Brown, Calhoun, Cass, Fulton, Greene and 15 more	4 hr
Jan 13, 11:58 AM CST	Mesoscale Discussion	SPC	Bond, Calhoun, Cass, Champaign, Christian, Clark and 45 more	5 hr
Jan 12, 6:50 PM CST	Mesoscale Discussion	SPC	Adair, Caldwell, Carroll, Cass, Jackson, Lafayette and 6 more	4 hr

Nearby

Mesoscale Discussions in Missouri, 2005 Mesoscale Discussions in Arkansas, 2005 Mesoscale Discussions in Oklahoma, 2005 Every mesoscale discussion in 2005

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.