Alert archive / Kansas / Mesoscale Discussions in 2003

Mesoscale Discussion 2032

July 31, 200318 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at Jul 31, 2003, 2:16 PM CDT for 18 counties in Kansas. It was in force for 89 min.

The area

The outline as issued.

The facts

Issued: Jul 31, 2003, 2:16 PM CDT (19:16 UTC)
Expired: Jul 31, 2003, 3:45 PM CDT
In force: 89 min
Issued by: the Storm Prediction Center

Counties Clay County, KS, Cloud County, KS, Decatur County, KS, Ellis County, KS, Ellsworth County, KS, Graham County, KS, Jewell County, KS, Lincoln County, KS, Mitchell County, KS, Norton County, KS, Osborne County, KS, Ottawa County, KS, Phillips County, KS, Rooks County, KS, Russell County, KS, Saline County, KS, Sheridan County, KS, Smith County, KS

The radar

The Grand Island radar (KUEX), 120 km from the middle of the area, began a volume at 19:17 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

Dodge City, (KDDC), launched 12:00Z, 7.3 hours before the alert went out and 205 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: 485 J/kg
Mixed-layer CIN: -170 J/kg
Mixed-layer LCL: 1867 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.2

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
Jul 31, 2:04 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Coffey, Crawford, Franklin and 6 more	2 hr
Jul 31, 2:35 PM CDT	Severe Thunderstorm Watch	SPC	Cheyenne, Cloud, Decatur, Graham, Jewell, Lincoln and 13 more	5 hr
Jul 31, 4:36 PM CDT	Mesoscale Discussion	SPC	Barton, Edwards, Ellis, Ellsworth, Finney, Gove and 16 more	114 min
Jul 31, 4:45 PM CDT	Severe Thunderstorm Watch	SPC	Allen, Anderson, Barton, Butler, Chase, Chautauqua and 45 more	5 hr
Jul 31, 4:45 PM CDT	Severe Thunderstorm Watch	SPC	Bourbon, Cherokee, Crawford, Linn	5 hr

Nearby

Mesoscale Discussions in Kansas, 2003 Every mesoscale discussion in 2003

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.