CLEVELAND, Ohio (WTXL) -- A potentially historic cold air event around the Ohio Valley and the Great Lakes region has busted previous all-time lows for some northern cities.
A clear sky and light winds produced temperatures below zero in many parts of northern Ohio and northwest Pennsylvania.
Record lows were set Monday morning in Cleveland (-12°), Erie (-18°), Toledo (-9°), and Youngstown (-13°).
The Cleveland office of the National Weather Service reported widespread minimum temperatures Monday from -5° in northwest Ohio to -10° in some portions of north-central Ohio.
Isolated reports of temperatures falling below -20° were seen on unofficial observation equipment in Ashtabula County. A community in Erie County, Pa., fell to -32°.
Average lows for the region are generally in the lower 20s.