Important Takeaways:
- A blast of arctic cold air is plunging into the U.S.
- Lows in the 20s, perhaps teens, will occur along the northern Gulf Coast, from East Texas to North Florida.
- Teens, perhaps a few single digit-lows, are expected in the Deep South.
- Below-zero low temperatures could occur as far south as parts of the Texas Panhandle, Oklahoma and northern Arkansas.
- Lows in the minus 20s are possible as far south as Iowa and Nebraska.
- Some lows in Montana will reach minus 40 degrees.
- This generally colder pattern could hang on until the last full week of January or longer.
- A reporting station near Chester, Montana, plunged to minus 54 degrees Saturday morning. Watson Lake, British Columbia, Canada, plunged to minus 57 degrees.
- Dickinson, North Dakota, registered a minus 66-degree wind chill early Saturday morning. Even more brutal, Lupin, in Canada’s Northwest Territories measured a minus 77-degree wind chill Saturday morning, with a 40-mph wind accompanying temperatures in the minus 30s.
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