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Flood — Butler, PA

Feb 6, 2004

By 730 AM, the combined effects of rain, snow melt, and ice jam movement flooded basements in southern Allegheny County; and near Everson in Westmoreland Co. By 810 AM, Armstrong, Beaver, and Butler counties reported widespread flooding. By 130 PM, the Connoquenessing Creek in Beaver County had moderate flooding; ice jams caused flooding in southern Fayette County. Elsewhere, flooding became widespread across several more counties.

Source: NOAA National Weather Service Storm Events Database (event 5385374). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Butler, PA

This event is one of many recorded floods in Butler County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Butler County flood data →

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Mid-level westerly flow of 45-70kts streamed over the Great Lakes/Upper Ohio Valley. A shortwave trough embedded within this zonal flow entered the region and moved eastward throughout the day, helping to provide forcing for ascent and strengthening of deep layer shear.

Read the full account →