What Is a Cold Air Mass? A cold air mass represents a vast area of air with consistent temperature and moisture characteristics, generally formed in polar or high-latitude regions. When such masses ...

Texas is in for another freeze later this week thanks to an incoming air mass expected to sweep into the state.  National ...

Meteorologists also project a few rainy days ahead, which should aid in relieving areas of New England experiencing weak to ...

A ridge of high pressure in the upper levels of the atmosphere builds back into the Northeast starting Friday, which means ...

Wet weather ends early Friday with temperatures starting off around 40 degrees. Gradual clearing and increasing wind from the Northwest is expected, which will dry things out, but also add a chill.

The cold front that whipped through early Monday dropped temperatures in West Palm Beach from 76 degrees at 5 a.m. to 64 degrees at 8 a.m. "An abrupt transition between air masses this morning ...

According to the JMA, "the strongest cold air front in several years" will move southward, peaking around Feb. 6. The Japan Sea Polar Air Mass Convergence Zone (JPCZ), which has brought disaster ...

ROCHESTER, NY (WROC) – That nice warmth felt on Wednesday is gone as temperatures are back down in the 50s this afternoon. We continue to cool as a Canadian air mass pushes in from the northwest.