National Weather Service United States Department of Commerce

Back-to-Back Pacific Storms to Impact the West Coast; Heavy Snow in the Central Appalachians

Back-to-back powerful Pacific storm systems to impact the Pacific Northwest and northern California through the end of this week with heavy rain, flooding, strong winds, and higher elevation mountain snow. A strong, long-duration atmospheric river will accompany the Pacific storms, bringing excessive rainfall and flash flooding to southwest Oregon and northwest California through the week. Read More >

The tornado weakened as it climbed the mountain ridge near Williamsport, PA; but re-intensified as it made its way down the back side.  At least 190 structures were damaged or destroyed, including barns, silos, garages, mobile homes, camping trailers, churches and commercial buildings.  At least 50 vehicles including school buses were damaged or destroyed.  Thousands of trees were uprooted or broken off.  The six people killed were all female.  Three were in mobile homes, two in houses and one in a camper.  The injuries were all from flying or falling debris, or persons inside overturned mobile homes or campers.  Farm machinery was damaged or destroyed and at least 12 cows were killed.  Golf ball size hail fell near Jersey Shore.
Source: NCDC Storm Data: May 1985; Volume 27, Number 5