Flood Watch
National Weather Service State College PA
217 AM EDT Thu Jul 31 2025
PAZ064>066-312100-
/O.CON.KCTP.FA.A.0023.250731T1800Z-250801T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Adams-York-Lancaster-
Including the cities of York, Gettysburg, and Lancaster
217 AM EDT Thu Jul 31 2025
...FLOOD WATCH REMAINS IN EFFECT FROM THIS AFTERNOON THROUGH LATE
TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of central Pennsylvania, including the following
counties, Adams, Lancaster and York.
* WHEN...From this afternoon through late tonight.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Periods of heavy thunderstorm rainfall with rates in excess
of 2 inches per hour are probable this afternoon into
tonight. Localized rainfall totals could surpass 5 inches.
This may result in significant flash flooding especially in
highly populated urban corridors.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
Flood Watch
National Weather Service State College PA
217 AM EDT Thu Jul 31 2025
PAZ028-036-041-042-046-049>053-056>059-063-312100-
/O.CON.KCTP.FA.A.0023.250731T1800Z-250801T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Juniata-Franklin-Northern Lycoming-Sullivan-Southern Lycoming-
Union-Snyder-Montour-Northumberland-Columbia-Perry-Dauphin-
Schuylkill-Lebanon-Cumberland-
Including the cities of Mifflintown, Chambersburg, Lewisburg,
Selinsgrove, Shamokin, Hershey, Laporte, Pottsville, Sunbury,
Newport, Berwick, Danville, Lebanon, Bloomsburg, Carlisle,
Williamsport, Trout Run, and Harrisburg
217 AM EDT Thu Jul 31 2025
...FLOOD WATCH REMAINS IN EFFECT FROM THIS AFTERNOON THROUGH LATE
TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of central Pennsylvania, including the following
areas, Columbia, Cumberland, Dauphin, Franklin, Juniata, Lebanon,
Montour, Northern Lycoming, Northumberland, Perry, Schuylkill,
Snyder, Southern Lycoming, Sullivan and Union.
* WHEN...From this afternoon through late tonight.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Periods of heavy rain with rates between 1 to 2 inches per
hour are likely this afternoon into tonight. Localized
rainfall totals up to 3 inches are possible. This may result
in locally significant flash flooding.
- http://www.weather.gov/safety/flood