Pennsylvania Braces for a Chilly New Year: Rain,Wind,and Arctic Air on the Horizon
Updated: 6:37 PM EST Dec 27,2025
South-central Pennsylvania is preparing for a dynamic weather pattern as 2025 draws to a close,wiht rain expected to return Sunday and a significant drop in temperatures looming for New Year’s week. Residents are urged to be cautious of icy conditions and prepare for potentially hazardous travel as a series of weather systems move through the region.
Currently,conditions across the Susquehanna Valley are mostly cloudy,with temperatures hovering in the lower 30s. A recent bout of freezing rain and sleet coated surfaces with ice, though conditions have improved. Though, a low-level cloud layer persists, and temperatures are expected to fall below freezing overnight, creating a risk of refreezing on untreated or poorly treated roadways. “Any melting will refreeze,” a local weather observer cautioned,advising drivers to exercise extreme caution.
Looking ahead, a warm front will approach on Sunday, bringing a chance of rain in the afternoon and evening, with temperatures climbing to the upper 30s. However, this brief respite from the cold will be short-lived. A strong cold front is forecast to sweep through on Monday, initially bringing rain in the morning before ushering in blustery conditions.West winds are expected to increase to 15-25 mph, with gusts up to 35 mph, and temperatures will plummet from near 50 degrees early in the day to around 30 degrees by evening.
The cold blast will intensify on Tuesday, with wind gusts potentially reaching 40 mph from the northwest. Highs will remain around 30 degrees, but wind chill values will make it feel like the teens or even near 20 degrees throughout the day. The final day of 2025 will be dry but chilly, with breezy conditions and lows in the 30s. New Year’s Eve is currently forecast to be dry as well, but revelers should bundle up, as temperatures at midnight are expected to be around 28 degrees.
another front is targeting the region for New Year’s Day, potentially bringing a few light snow showers. Temperatures will remain cold in the low 30s, and breezy winds will contribute to wind chills ranging from the teens to the 20s. the colder-than-average pattern is expected to persist through the week and into the weekend, with a speedy-moving system potentially bringing additional rain or snow showers early next Sunday.
Residents planning to attend events like Luminous Nights at Hersheypark, which runs through December 28th, should be prepared for chilly evening conditions. Visibility may also be reduced overnight and into Sunday morning, potentially dropping to zero miles in some communities before improving later in the day. The next significant storm system is currently tracking across Colorado and is expected to impact the region beginning Sunday and continuing into Monday.
As the region transitions into the new year, vigilance and preparedness will be key to navigating the fluctuating and potentially hazardous weather conditions.
Why is this happening? A series of weather fronts are colliding over the region, bringing alternating periods of warmer temperatures and arctic air. The jet stream’s position is contributing to the fluctuating conditions.
Who is affected? Residents of south-central Pennsylvania, particularly in the Susquehanna Valley, are experiencing and will continue to experience hazardous travel conditions and significantly cold temperatures. Event organizers, like Hersheypark, are also impacted.
What is happening? A dynamic weather pattern is unfolding, starting with lingering ice from recent freezing rain, followed by a brief warm-up with rain on Sunday,
