Pennsylvania is bracing for a dangerous Arctic blast tonight, with wind chills plummeting as low as -25°F across much of the state. The National Weather Service has issued a Wind Chill Warning, warning that frostbite can occur in as little as 10 minutes in these conditions.
The extreme cold is being driven by powerful winds combined with single-digit air temperatures, making for dangerous conditions for those outdoors. Officials are urging residents to take precautions, limit outdoor exposure, and ensure heating systems are functioning properly.
How Cold Will It Get?
Forecasters predict that temperatures will drop sharply overnight, with strong wind gusts amplifying the cold.
- Air Temperatures: Lows between 0°F and -5°F
- Wind Chills: Feels-like temperatures between -15°F and -25°F
- Winds: Gusts up to 30 mph, worsening conditions
Regions Most Affected
Pittsburgh & Western PA: Wind chills near -20°F, dangerously cold overnight
Harrisburg & Central PA: Feels-like temperatures dropping to -25°F
Philadelphia & Eastern PA: Single-digit temperatures, with wind chills as low as -15°F
Scranton & Northern PA: Frigid conditions with wind chills near -20°F
Major Concerns & Safety Risks
Frostbite & Hypothermia Risk: Exposed skin can freeze in minutes, leading to medical emergencies
Icy Roads: Residual moisture on roads will freeze quickly, creating hazardous driving conditions
Power Outages Possible: High energy demand could strain the power grid, leading to localized outages
Heating System Failures: Extended exposure to extreme cold can overload home heating systems
How to Stay Safe in Extreme Cold
Limit Outdoor Exposure: If you must go outside, wear multiple layers, gloves, and face coverings
Keep Pipes from Freezing: Leave faucets dripping slightly and insulate exposed pipes
Prepare for Power Outages: Charge devices, gather blankets, and keep emergency supplies ready
Check on Elderly and At-Risk Individuals: Ensure neighbours and relatives have heat and warm shelter
Bring Pets Indoors: Extreme cold can be life-threatening for animals left outside
When Will It Warm Up?
The coldest period will be overnight into early Thursday morning, with gradual warming by the afternoon. However, temperatures will remain below freezing through the weekend, with another potential Arctic blast arriving early next week.
Officials are urging Pennsylvanians to take this cold snap seriously and prepare for dangerous conditions overnight. Stay indoors, stay warm, and monitor updates from the National Weather Service for the latest information.