NOAA has posted an ‘extreme cold warning’ for the blue areas on this map.
For details from NOAA, including the timing, open the map, click a colored area and follow the link. Since the spot you clicked might have more than one type of weather watch/warning, scroll down in the popup since each type of watch or warning has its own link for the details.
#Snowstorm #IceStorm #Extremewx #WindChill