Thundersnow is just that, a snowstorm that produces thunder and lightning. It usually occurs when air mass becomes so unstable that it overturns violently. This can happen when drastically different ...

PORTLAND, Ore. (KOIN) — Portlanders can expect some wacky weather to start the week. KOIN 6 Meteorologist Kelley Bayern said there’s a chance Portland could see a wacky mix of rain, snow, hail, ...

Showers will be coming to an end on Saturday evening, but before we begin a drying trend, we will need to contend with the ...

SEATTLE -- Is it really April? I mean, Easter stuff is out, St. Patrick's decorations are safely in storage, "March Madness" is over and the Mariners are playing games that count. And yet, when some ...

Snow, ice and lightning strikes are expected to hit Teesside over the next two days, according to the Met Office. The bad weather comes as the government agency issued a yellow weather warning for ...

The latest in what appears to be an unending stream of storms thundered through the Bay Area on Tuesday, producing violent claps of thunder and lightning bright enough to light up momentarily the gray ...