WASHINGTON (DC News Now) -- Mayor Muriel Bowser posted on X that the District would be activating the hypothermia alert at 7 p.m. on Friday. Bowser is encouraging residents to check on people who are unsheltered, seniors, as well as others who are vulnerable. Extreme Cold Alert issued in Montgomery County If you see someone in need of shelter, you can call 202-399-7093 or 311. If it's an emergency, call 911