Jan 9, 2024
Warm advection ahead of low pressure pushing up the Ohio Valley produced a 4 to 6 hour period of moderate to heavy snow across the southern Allegheny Mountains of Pennsylvania during the morning of January 9, 2024. As much as 12 inches of snowfall was observed atop the Allegheny Front in eastern Somerset and eastern Cambria counties, with localized snowfall rates of 2-3 inches per hour. This system also produced 1.5 to 2.5 inches of rain across the Cumberland and Susquehanna valleys, resulting i
Source: NOAA National Weather Service Storm Events Database (event 1152185). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Lancaster County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.