The jet stream, or any wind, is the result of differences in surface temperature. In simple terms, warm air rises, creating low pressure, and cold air sinks, creating high pressure. Wind is the ...

We’ve got two storm systems that’ll bring impactful weather to the Stateline, with the first arriving Thursday and the second ...

Afternoon highs will push back into the 30s after Friday but still hover above average for this time of year which is closer ...

First, instead of moving storms quickly eastward, the sluggish jet stream stalled storm systems in place, causing prolonged ...

Several factors play a crucial role in shaping the Sunday forecast. McCormick points out: High and Low Pressure Systems: These systems influence wind patterns and precipitation levels. A high-pressure ...

Long-range forecast guidance indicates a return to typical La Niña conditions, bringing warmer temperatures back to the West ...

It’s that time of the year when everybody wants to know what I’m forecasting for the winter weather. It’s been an interesting fall so far. The Tri-Cities certainly experienced a big dip in the jet ...

Foggy conditions are possible late tonight into Tuesday morning. Plan and allow extra time on the roads. With the subtropical ...

Once again, sea surface temperatures are hovering slightly below average in the eastern equatorial Pacific Ocean. This climate pattern, called La Niña, has it’s biggest influence on the weather across ...

It is now time for our winter weather outlook, but first, let's look back at last year. Last year in December, January, and February, our temperatures were below average by over 2 degrees. Our ...