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Hail Storms of May 10th, 2007

Summary

Showers and thunderstorms formed in a moist airmass over Central PA during the late morning and early afternoon on May 10th. These storms had little wind shear to make them move or to create wind damage through mixing, but the temperatures aloft were conducive to make hail.

map of preliminary damage reports overlaid on warning boxes

Preliminary Damage Reports in Text format

00z sounding from Sterling, VA
00z sounding from Sterling, VA

Radar Images

Reflectivity plan view from 2101z
Reflectivity plan view from 2101z

Storm Relative Motion from 2101zStorm Relative Motion from 2101z

Note in the Reflectivity Cross section below the amount of high returns in the mid level of the storm. The freezing level was around 12kft this day.

Reflectivity Cross Section through hail storm near DuBois, PA
Reflectivity Cross Section through hail storm Northwest of Shippensburg, PA


 
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NOAA National Weather Service
Central Pennsylvania Weather Forecast Office
328 Innovation Blvd, Suite 330
State College, Pennsylvania 16803
(814)231-2408
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Page Last Modified: 11 May 2007 18:38:16 UTC
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