National Weather Service United States Department of Commerce
Dramatic Temperature Rise May 15, 2013
A dramatic temperature rise occurred over Central Pennsylvania during the late morning and afternoon hours of May 15, 2013. The temperature graphs below record large temperature changes as a warm front moved across the area. For example, in 4 hours, State College rose from 55 to 81. That's almost 7 degrees per hour.

 

Altoona temp trace

Du Bois temp trace

Clearfield temp trace

Johnstown temp trace

Harrisburg Temp Trace

State College temp trace

max temperature 5/15

COOP Max Temperature for May 15, 2013

Surface Map 1700 UTC

Surface Map 1700 UTC May 15, 2013