• The Northeastern US is experiencing an arctic blast with wind chills as low as -20°F (-29°C).
• New York City's 'real feel' temperatures are expected to range between -5°F (-21°C) and -10°F (-23°C), increasing the risk of frostbite and hypothermia.
• Residents are urged to take precautions, including wearing layers, limiting outdoor exposure, and seeking shelter in warming centers.