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Skew-T Diagram for Chanhassen, MN

#14 Minneapolis, Minnesota

CAPE:

 Excellent: 3343 J/kg CAPE, very little CIN.

Deep Layer Shear:

 Good: 55 knots shear from 0-6 km, but it is unidirectional

Mid-level Lapse Rates:

 Decent: from 0 to -15 C, lapse rates are very good but then it goes through a cloud layer and it can't be discerned above -15 C.

Freezing Level:

 14.6 kft

Overall Threat of Severe Hail:

 High: CAPE and shear alone in this sounding is enough for a high risk of severe hail.

Summary of the Event:

Date of Sounding: 20 July 2003 @ 00 UTC
That dry layer in mid-levels indicates a severe wind threat in addition to the high risk of hail. Storm moved into central and eastern Minnesota by 20 UTC. From 21-0100 UTC MPX logged 27 severe hail reports, with a few baseball hail reports just west of Minneapolis around 00 UTC.

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