NASHVILLE, Tenn. (WSMV) - A dry and cool air mass made a 1,500-mile journey to Tennessee Cooler air masses like the one that’s currently over us originate from cooler climates. Using the NOAA Hysplit ...

An Arctic air mass moving across North America is causing extreme cold in Western Canada, which will continue into the ...

The film features a character named Wesley, who is in training at the Weather Bureau of Investigation. He learns about different air masses, their movements, and how they interact to cause weather ...

AUSTIN (KXAN) – Meteorologists classify air masses based on their humidity and temperature. The location of an air mass is a key factor in determining its humidity. Air masses that form over large ...

GRAND RAPIDS, Mich. — The coldest air mass West Michigan has experienced in six years is set to arrive early next week as an arctic blast entrenches much of the country. A 13 Weather Impact Alert has ...

MONROE, Wash. (AP) — A blast of arctic air swept south from Canada and spread into parts of the northern U.S. on Saturday, while residents of the Pacific Northwest braced for possible mudslides and ...

An arctic air mass is set to sweep across Tennessee, bringing "dangerously cold" temperatures to the state. Below-freezing temps could mean melting snow could refreeze, causing hazardous road ...

Much of Tennessee is predicted to see bitterly cold temperatures this week thanks to an Arctic air mass. A winter storm will move across Tennessee starting Tuesday night into Wednesday. Blanketing ...

Jacy Barker clears the driveway of her west Wichita home early Friday morning. The area could see chilling temperatures later this week thanks to an arctic air mass. Jaime Green The Wichita Eagle It’s ...

PRICES GO UP TOMORROW. REPORTING IN PEBBLE BEACH... I'M ZOE HUNT... KSBW ACTION NEWS 8. ### THANK YOU ZOE.## HERE IS A LOOK OUTSIDE FROM OUR LOCAL SKYCAM PLEASANT WEATHER CONTINUES TODAY BEFORE A ...

Massachusetts' coldest air of the season has residents bundling up — from Heartbreak Hill marathon training to delivery riders and MIT students braving the chill.