Ensemble models are one tool to narrow down possibilities of a complicated weather forecast more than a few days away.

A strong, slow-moving system was disrupting weather across the U.S., bringing unusually cool and wet conditions into Arizona. An omega block had settled over much of the country. It is a large-scale ...

A widespread weather pattern change is here. This means more showers this week, and cooler temperatures due to the cloudiness. There still isn’t a big plunge of “cold” air in sight. After an extended ...

Weather in the tropics is decidedly different than it is in the middle latitudes. It turns out, so are the weather systems – the factors that create things like the daily temperature and humidity! "It ...

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

A new AI weather prediction system, Aardvark Weather, can deliver accurate forecasts tens of times faster and using thousands of times less computing power than current AI and physics-based ...

A weekend weather system is on the move and bringing widespread changes to the Inland Northwest. Ahead of this system, we will see increasing clouds and overcast skies today with gusty winds this ...

PATERSON, New Jersey (WABC) -- A new weather alert system was installed in 14 parks around Paterson, New Jersey, that alerts residents of extreme weather and when to seek shelter. Mayor Andre Sayegh ...

Two more storm systems are expected to hit the northern United States in succession this week, just as a different bout of severe weather across the Northeast begins to slow down. The first of the ...

The two systems will bring a chance of light snow and potential travel impacts, according to the National Weather Service.