2,274 first-hand accounts of flood events in Pennsylvania, ranked by impact. Each is a NOAA-written narrative of the moment.
The remnants of Tropical Storm Lee moved northward from the southern Appalachians on the 6th to the middle Atlantic states on the 7th before stalling on the 8th.
Read the full account →Irene produced heavy flooding rain, tropical storm force wind gusts with hundreds of thousands of outages, moderate tidal flooding along the Delaware River and one flooding related death in Eastern Pennsylvania over the weekend of August 27th and 28th.
Read the full account →For the second time within a week heavy rain fell across Eastern Pennsylvania. An additional 1.5 to 5 inches of precipitation fell and caused more widespread river, stream and poor drainage flooding including the Delaware, Lehigh and Schuylkill Rivers.
Read the full account →A shield of moderate to heavy rainfall, associated with the remnants of tropical cyclone Ida, moved from the DelMarVa peninsula to New England.
Read the full account →A warm and humid summertime airmass was present across the region. The remnants of a small scale complex of thunderstorms moved into northeast Pennsylvania during the peak heating of the afternoon.
Read the full account →Showers and thunderstorms, some of which were severe developed with support from an upper shortwave in advance of a cold front early on the 1st.
Read the full account →Showers and thunderstorms, some of which were severe developed with support from an upper shortwave in advance of a cold front early on the 1st.
Read the full account →A north-south oriented stationary front extended along the spine of the Appalachian mountains through Pennsylvania and into the southern counties of New York state. A stronger cold front was pushing in from the Great Lakes.
Read the full account →A north-south oriented stationary front extended along the spine of the Appalachian mountains through Pennsylvania and into the southern counties of New York state. A stronger cold front was pushing in from the Great Lakes.
Read the full account →A north-south oriented stationary front extended along the spine of the Appalachian mountains through Pennsylvania and into the southern counties of New York state. A stronger cold front was pushing in from the Great Lakes.
Read the full account →Deep tropical-like moisture lingered over the region as an upper level disturbance and slow moving surface front drifted into northern Pennsylvania. Thunderstorms continually developed over the area, producing significant amounts of rainfall in a short amount of time.
Read the full account →During the morning and afternoon hours of the 6th, strong thunderstorms produced between 2 and 4 inches of rain across Allegheny, Washington and Westmoreland Counties.
Read the full account →During the morning and afternoon hours of the 6th, strong thunderstorms produced between 2 and 4 inches of rain across Allegheny, Washington and Westmoreland Counties.
Read the full account →A warm front that moved northeast in the morning and a cold front that arrived from the west late in the day on the 2nd resulted in numerous showers and thunderstorms across the area with heavy rain and flash flooding.
Read the full account →Severe Thunderstorms developed as a cold front moved east under deepening low pressure moving into the Great Lakes the afternoon and evening of the 16th.
Read the full account →Severe Thunderstorms developed as a cold front moved east under deepening low pressure moving into the Great Lakes the afternoon and evening of the 16th.
Read the full account →Severe Thunderstorms developed as a cold front moved east under deepening low pressure moving into the Great Lakes the afternoon and evening of the 16th.
Read the full account →Severe Thunderstorms developed as a cold front moved east under deepening low pressure moving into the Great Lakes the afternoon and evening of the 16th.
Read the full account →Severe Thunderstorms developed as a cold front moved east under deepening low pressure moving into the Great Lakes the afternoon and evening of the 16th.
Read the full account →A slow moving frontal system brought moderate to heavy rains across much of central and north-central Pennsylvania during the overnight hours between October 20th and 21st.
Read the full account →A slow moving frontal system brought moderate to heavy rains across much of central and north-central Pennsylvania during the overnight hours between October 20th and 21st.
Read the full account →By 10 PM on 5th, several roads closed by flooding in Bentleyville and elsewhere; Avella had a mud slide on Rte 50. By 1220 AM on 6th, Rtes 18, 50, 221, and 519 closed in northern part of county. Chartiers Creek flooded Houston, after 3 inches of rain.
Read the full account →The Susquehanna River at Meshoppen had elevated river flows due to several inches of rain and snowmelt the end of March into early April. A slow moving storm from the Ohio Valley brought 2 to 3 inches of rain on April 2nd and 3rd.
Read the full account →A slow moving storm from the Ohio Valley brought 2 to 3 inches of rain on April 2nd and 3rd. Before this storm, the Susquehanna River had high flows due to a previous rainstorm March 28th and snowmelt. By the time the river fell below flood stage most of the snow had melted.
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