FloodZoneMap.org

Pennsylvania Flood Stories

2,274 first-hand accounts of flood events in Pennsylvania, ranked by impact. Each is a NOAA-written narrative of the moment.

Flash Flood

Jefferson, PA · Aug 21, 2018

Low pressure tracked northeastward across Michigan and eastern Canada, pushing a warm front across western Pennsylvania in the morning, with some showers and thunderstorms ahead of it.

Read the full account →
Flash Flood

Washington, PA · Aug 10, 2018

Showers and thunderstorms formed along a nearly stationary boundary that crept southeastward from the Great Lakes. Precipitable water values of around 1.6 inches and weak steering flow along the boundary led to a few areas of training thunderstorms.

Read the full account →
Flash Flood

Washington, PA · Aug 10, 2018

Showers and thunderstorms formed along a nearly stationary boundary that crept southeastward from the Great Lakes. Precipitable water values of around 1.6 inches and weak steering flow along the boundary led to a few areas of training thunderstorms.

Read the full account →
Flash Flood

Washington, PA · Aug 10, 2018

Showers and thunderstorms formed along a nearly stationary boundary that crept southeastward from the Great Lakes. Precipitable water values of around 1.6 inches and weak steering flow along the boundary led to a few areas of training thunderstorms.

Read the full account →
Flash Flood

Washington, PA · Aug 10, 2018

Showers and thunderstorms formed along a nearly stationary boundary that crept southeastward from the Great Lakes. Precipitable water values of around 1.6 inches and weak steering flow along the boundary led to a few areas of training thunderstorms.

Read the full account →
Flash Flood

Westmoreland, PA · Aug 10, 2018

Showers and thunderstorms formed along a nearly stationary boundary that crept southeastward from the Great Lakes. Precipitable water values of around 1.6 inches and weak steering flow along the boundary led to a few areas of training thunderstorms.

Read the full account →
Flash Flood

Westmoreland, PA · Aug 10, 2018

Showers and thunderstorms formed along a nearly stationary boundary that crept southeastward from the Great Lakes. Precipitable water values of around 1.6 inches and weak steering flow along the boundary led to a few areas of training thunderstorms.

Read the full account →
Flash Flood

Westmoreland, PA · Aug 10, 2018

Showers and thunderstorms formed along a nearly stationary boundary that crept southeastward from the Great Lakes. Precipitable water values of around 1.6 inches and weak steering flow along the boundary led to a few areas of training thunderstorms.

Read the full account →
Flash Flood

Allegheny, PA · Jun 20, 2018

Heavy rain with little, if any, lightning moved along a stationary front in a tropical environment. Moisture was plentiful, with precipitable water values of over 2 inches.

Read the full account →
Flash Flood

Fayette, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Armstrong, PA · Jun 13, 2018

Warm and humid conditions were in place across western Pennsylvania on June 13th behind a warm front. After morning showers departed, instability was able to build during the afternoon hours.

Read the full account →
Flash Flood

Westmoreland, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Westmoreland, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Westmoreland, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Westmoreland, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Westmoreland, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Westmoreland, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Fayette, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Armstrong, PA · Jun 13, 2018

Warm and humid conditions were in place across western Pennsylvania on June 13th behind a warm front. After morning showers departed, instability was able to build during the afternoon hours.

Read the full account →
Flash Flood

Westmoreland, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Washington, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Washington, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Washington, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
Flash Flood

Washington, PA · Jun 10, 2018

A wavy and nearly stationary frontal boundary was in place near the Mason-Dixon Line. Morning clouds hindered destabilization somewhat, but afternoon clearing and the arrival of a mesoscale low allowed storms to blossom during the afternoon and evening.

Read the full account →
← PreviousPage 79 of 95Next →

View Pennsylvania flood zone data →