The Watch issued until 8pm Monday evening.
Storms to the west have been growing in intensity since noon and are slowly making their way to the east.
The storms are expected to have heavy rain, and possibly high winds and hail.
The counties included in the Tornado Watch are
- ADAMS
- BEDFORD
- BLAIR
- BRADFORD
- CENTRE
- CLINTON
- COLUMBIA
- CUMBERLAND
- DAUPHIN
- FRANKLIN
- FULTON
- HUNTINGDON
- JUNIATA
- LACKAWANNA
- LANCASTER
- LEBANON
- LUZERNE
- LYCOMING
- MIFFLIN
- MONTOUR
- NORTHUMBERLAND
- PERRY
- PIKE
- SCHUYLKILL
- SNYDER
- SULLIVAN
- SUSQUEHANNA
- TIOGA
- UNION
- WAYNE
- WYOMING
- YORK