An arctic blast swept into the eastern U.S. Friday, bringing a deep chill to Halloween festivities from the Midwest to the East Coast.
Parts of Wisconsin and Michigan have already seen up to 8 inches of snow, and hundreds of flights have already been grounded.
An arctic blast is due to hit the eastern part of the U.S., bringing the first freeze of the season for many areas.
Lava creeps towards Hawaiian homes, internet tax lights up Hungary, space rocket goes up in flames, Beluga whale gives birth and more.
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Millions are keeping an eye on the weather as an arctic blast, the first freeze of the season for many, arrives just in time for Halloween weekend.
Residents in the potential path of the Kilauea volcano flow in Hawaii say the day-to-day lack of predictability is frustrating and stressful.