Official 2020-2021 Winter Outlook With Snowfall Forecast for Pennsylvania Cities

We waited longer than usual to post our official winter outlook this year, mostly due to how humbling last winter was. Finally though, here it is. This year, a moderate La Nina has developed across the equatorial Pacific. Historically, La Ninas have produced the least snowfall of any ENSO phase here in Pennsylvania, with the…

Preliminary 2020-2021 Winter Forecast: Active Holiday Season Followed By Mid-Winter Thaw

Last year, winter briefly showed up in November before taking the rest of the season off. Records were set all around the country, including here in Pennsylvania, for the least snowy season in recorded history. Philadelphia failed to reach an inch of snow, and Harrisburg saw about a half foot. Is that the new normal?…

Record-Challenging Cold Air Intrusion Likely In Eastern US to Begin October; How Cold Will It Get?

After various locations in Pennsylvania tied or set record low temperatures just a few days ago, another round of potentially record-cold is expected after the turn of the month. This upcoming period of cold air however, looks to last much longer. Below average temperatures are anticipated for at least a week straight, starting October 1st.…