A weaker jet stream can move erratically, pushing frigid air from the Arctic down to the continental U.S., causing extremely cold conditions. Warmer temperatures also evaporate more water into the ...

the city said its normal cold weather shelters would be open day and night, with hundreds of overflow beds available if needed. As for drivers: Fort Worth officials said with icy street conditions ...

As Earth approaches warmer levels experienced earlier in its geologic history, it may be bad news for human survival.

Dozens of runners braved the icy cold and wrapped up warm for a Darlington Park run which ... "I would encourage people to get involved - there's even Parkruns on Christmas Day and New Year's Day." ...

The polar vortex's icy grip on much of America has Arctic Greenland seeming like a toasty vacation spot by comparison.

SIOUX CITY (KTIV) - After a snowy morning on Saturday, the second half of the weekend will contain much colder temperatures. Today will be the start of our week-long arctic outbreak. Highs this ...

Calgarians faced a brutally frigid Family Day on Monday, despite the lifting of an extreme cold warning. While the extreme weather advisory ended around 12:20 p.m., temperatures only reached a ...

NOW, IT IS A COLD START TO THIS WEEK. THAT’S WHY TODAY IS AN IMPACT DAY. AND LINDSEY, YOU’VE BEEN TALKING ABOUT THE COLD. IT’S REALLY NOT GOING ANYWHERE FOR A WHILE. NO WE DO HAVE ...

PHILADELPHIA (WPVI) -- Friday will be the last day of this brutal stretch of cold and wind. Warmer air is around the corner. FRIDAY: The strongest winds will be in the morning where gusts to 40mph ...

Tuesday's cold and quiet too, but we'll see increasing clouds ahead of the next system. Snow will develop Tuesday night and continue overnight into Wednesday morning. A winter storm watch is in ...

The cold front is expected to come in overnight ... "We had crews out overnight and during the day today to try and deal with outages. We've got here in Marshall County right now so just be ...

Click here for the latest ALERT DAY wind chill forecast. Read more. ALERT DAY for bitter cold through Wednesday Wind chills of -20 to -30 during the morning hours Monday through Wednesday Near ...