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Flood Watch

FLOOD WATCH IN EFFECT THROUGH THIS EVENING

WHAT:
Flash flooding caused by excessive rainfall is possible.

WHERE:
A portion of central Pennsylvania, including the following areas, Adams, Bedford, Blair, Cambria, Cameron, Clearfield, Columbia, Cumberland, Dauphin, Elk, Franklin, Fulton, Huntingdon, Juniata, Lancaster, Lebanon, McKean, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Northumberland, Perry, Potter, Schuylkill, Snyder, Somerset, Southern Centre, Southern Clinton, Southern Lycoming, Sullivan, Tioga, Union, Warren and York.

WHEN:
Through this evening.

IMPACTS:
Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.

ADDITIONAL DETAILS:
- Additional, multiple rounds of heavy rain from thunderstorms will create the threat for flash flooding of streams, creeks and poor drainage areas today through early tonight. Rainfall rates could exceed 3 inches per hour where several storms track east-southeast across the same locations. There should be a lull in the rain for several hours during the late morning and early afternoon hours today, before the thunderstorms greatly increase in number once again across Central Pennsylvania and the Susquehanna Valley. - http://www.weather.gov/safety/flood

Updated: 
September 3, 2026 at 02:42 EDT
Event Onset: 
September 3, 2026 at 02:42 EDT
Event End: 
September 4, 2026 at 00:00 EDT
Severity: 
Severe
Urgency: 
Future
Certainty: 
Possible
Issued By: 
NWS State College PA
Area(s): 
Adams
Bedford
Blair
Cambria
Cameron
Clearfield
Columbia
Cumberland
Dauphin
Elk
Franklin
Fulton
Huntingdon
Juniata
Lancaster
Lebanon
McKean
Mifflin
Montour
Northern Centre
Northern Clinton
Northern Lycoming
Northumberland
Perry
Potter
Schuylkill
Snyder
Somerset
Southern Centre
Southern Clinton
Southern Lycoming
Sullivan
Tioga
Union
Warren
York