A big pattern change is on the way for the United States with a blast of Arctic air set to bring a first taste of winter to ...

After a cold weekend and start to the week today, the cool weather pattern should be turning around as we move ahead. Before ...

The bottom line? High pressure keeps us dry and milder through the middle of the week. A deep trough arrives Friday into ...

Mild conditions persist ahead of the unsettled pattern expected to bring in valley rain and mountain snow by the end of the ...

Urban environments have become living laboratories where human design choices directly influence the climate we experience ...

Wednesday hits 66 degrees before dramatic weather change brings 15-degree temperature drop and first significant mountain ...

Cold weather and snow on the way for some areas of the US, but how will global weather patterns - like a La Niña or polar ...

The heavy snow will continue today, but in a more isolated pattern. Then the whole upper-air pattern shifts around and brings ...

Tonight will still be chilly, though. Clouds will gradually build throughout the evening, leading to a period of time when ...

STORMTRACKER 4 Forecast - Southern Arizona is in for another warm and dry day, but a major pattern change is on the way!

Wind Advisory tonight near the mountains with gusts to 70 mph. Then we warm up to near-record highs by Thursday. Cooler and unsettled weather returns Friday.