Flash Flood Watch until 01:00AM Thursday 
The Flash Flood Watch is now in effect for
* A portion of central Pennsylvania, including the following areas, Adams, Columbia, Cumberland, Dauphin, Juniata, Lancaster, Lebanon, Mifflin, Montour, Northumberland, Perry, Schuylkill, Snyder, Union and York.
* Until 1 AM EDT Thursday.
* Heavy rainfall will be tapering off early this evening. Some heavy rainfall is still possible before midnight, which could still produce new areas of flash flooding. Many area streams and rivers are already running high or have gone out of their banks. While some additional rises are possible overnight, most of the smaller streams and creeks will be falling through the night. Only the large creeks and rivers will remain in flood status by morning.
* Flash flooding can inundate roadways and flood homes in less than a few hours.
* AFFECTED AREAS: MIFFLIN ... JUNIATA ... UNION ... SNYDER ... MONTOUR ... NORTHUMBERLAND ... COLUMBIA ... PERRY ... DAUPHIN ... SCHUYLKILL ... LEBANON ... CUMBERLAND ... ADAMS ... YORK ... LANCASTER
Instructions:
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Address/Location
Gettysburg National Military Park
Gettysburg National Military Park
Gettysburg, PA 17325
Contact
Emergency: 9-1-1
Non-emergencies: 717-334-1124