The watch was issued by the National Weather Service.
ADAMS
ARMSTRONG
BEDFORD
BLAIR
BLAIR
CAMBRIA
CAMERON
CENTRE
CLARION
CLEARFIELD
CLINTON
CLINTON
COLUMBIA
CUMBERLAND
DAUPHIN
DAUPHIN
ELK
FAYETTE
FOREST
FOREST
FRANKLIN
FULTON
GREENE
GREENE
HUNTINGDON
INDIANA
JEFFERSON
JEFFERSON
JUNIATA
LANCASTER
LEBANON
LEBANON
LYCOMING
MIFFLIN
MONTOUR
MONTOUR
NORTHUMBERLAND
PERRY
SCHUYLKILL
SCHUYLKILL
SNYDER
SOMERSET
SULLIVAN
SULLIVAN
UNION
WESTMORELAND
YORK
THIS INCLUDES THE CITIES OF...ALTOONA...BEDFORD...BERWICK...
BLOOMSBURG...CARLISLE...CHAMBERSBURG...CLEARFIELD...DANVILLE...
DUBOIS...EMPORIUM...GETTYSBURG...HARRISBURG...HERSHEY...
HUNTINGDON...JOHNSTOWN...LANCASTER...LAPORTE...LEBANON...
LEWISBURG...LEWISTOWN...LOCK HAVEN...MCCONNELLSBURG...
MIFFLINTOWN...MOUNT UNION...NEWPORT...POTTSVILLE...RENOVO...
RIDGWAY...SELINSGROVE...SHAMOKIN...SOMERSET...ST. MARYS...
STATE COLLEGE...SUNBURY...WAYNESBORO...WILLIAMSPORT AND YORK.
YORK
THIS INCLUDES THE CITIES OF...ALTOONA...BEDFORD...BERWICK...
BLOOMSBURG...CARLISLE...CHAMBERSBURG...CLEARFIELD...DANVILLE...
DUBOIS...EMPORIUM...GETTYSBURG...HARRISBURG...HERSHEY...
HUNTINGDON...JOHNSTOWN...LANCASTER...LAPORTE...LEBANON...
LEWISBURG...LEWISTOWN...LOCK HAVEN...MCCONNELLSBURG...
MIFFLINTOWN...MOUNT UNION...NEWPORT...POTTSVILLE...RENOVO...
RIDGWAY...SELINSGROVE...SHAMOKIN...SOMERSET...ST. MARYS...
STATE COLLEGE...SUNBURY...WAYNESBORO...WILLIAMSPORT AND YORK.