Arctic temperatures spiked 36 degrees Fahrenheit, or 20 Celsius, above normal. By the end of the month, sea ice was at its ...

An Arctic air mass kept its grip ... by Hurricane Helene were blanketed by snow this week, several school districts delayed the start of class or closed completely on Friday.

With the storm tracking close to the I-70 corridor ... Teller County will remain "above" the Arctic air on Thursday, with a mild high in the lower 40s. Snow could start up this afternoon, with ...

Roads were covered, snow fell at very heavy rates at times ... Luckily Monday is President’s Day so many schools are closed. However, if you do have school or work, bundle up in the morning ...

Major metro Denver roads are clear, but gusty winds and blowing snow caused some problems in the mountains and in eastern ...

Forecasters said showers would fall as sleet or hail and even snow over hills at times, with clear spells in between allowing temperatures to fall close to ... said cold Arctic air would remain ...

deputy lead scientist at the National Snow and Ice Data Center. Its decline accelerates global warming, increases sea level rise and helps to drive more extreme weather. The Arctic is the early ...