2,274 first-hand accounts of flood events in Pennsylvania, ranked by impact. Each is a NOAA-written narrative of the moment.
A line of thunderstorms formed over northern Ohio during the evening of July 26th and raced across southwest Pennsylvania to the north of Pittsburgh, supported by a shortwave trough.
Read the full account →A line of thunderstorms formed over northern Ohio during the evening of July 26th and raced across southwest Pennsylvania to the north of Pittsburgh, supported by a shortwave trough.
Read the full account →Scattered thunderstorms developed in a moderate CAPE, moderate shear environment just south of a warm front that was draped from northwest to southeast across central Pennsylvania during the afternoon of July 11, 2021.
Read the full account →A slow-moving upper level low pressure system brought unsettled weather to the region. |An extensive plume of Atlantic moisture into the system brought periods of heavy rain.
Read the full account →Whitley Creek flooded near Kirby and the flood waters covered parts of Route 19. Hoovers Run Road near Brave was flooded when Hoovers Run went out of its banks. Stewart Run near Oak Forest went out of its banks. Some basements were flooded.
Read the full account →A severe thunderstorm impacted the Laurel Highlands and localized flooding impacted the city of Altoona during the afternoon of July 1, 2023. Scattered thunderstorm developed in a modest CAPE environment (1000-1500 J/kg) and modest shear environment ahead of an approaching…
Read the full account →By 9 AM on 5th, numerous streams were out of their banks in the Mt Morris area. Stewarts Run flooded fields southwest of Waynesburg by 920 AM. By 945 AM, Prusley Creek was flooding south of Waynesburg; and Ten Mile Creek was flooding west of Waynesburg.
Read the full account →Thunderstorms brought locally heavy rain to parts of eastern Pennsylvania from the late afternoon into the evening of July 15. Rainfall totals were as high as 3 to 6 inches.
Read the full account →An upper level shortwave helped support an mesoscale convective system as it crossed ohio. This system weakened as it reached eastern Ohio but not before some wind damage was reported.
Read the full account →An upper level shortwave helped support an mesoscale convective system as it crossed ohio. This system weakened as it reached eastern Ohio but not before some wind damage was reported.
Read the full account →Tropical Storm Isaias tracked from south to north across far eastern Pennsylvania during the morning and early afternoon of August 4, 2020. Heavy rain impacted the Susquehanna Valley, and there was one report of a tree down on a home in Lancaster County.
Read the full account →Heavy rains of 1.00 to 2.50 inches across the Monongahela River basin resulted in minor flooding on the Monongahela River in southwest Pennsylvania.
Read the full account →Heavy rains of 1.00 to 2.50 inches across the Monongahela River basin resulted in minor flooding on the Monongahela River in southwest Pennsylvania.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
Read the full account →An impulse riding along a west to east boundary stalled near the Mason-Dixon line produced severe thunderstorms and heavy rain across sections of extreme southeast Pennsylvania from late afternoon through the evening hours on August 7th.
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