The eastern monarch population in Mexico saw a 64% increase while populations in California were the third lowest on record.

Part of a storm that produced torrential rain and flooding in Hawaii this past weekend will impact parts of Washington and British Columbia through much of the week, resulting in a flood threat along ...

“Where the snow falls as a heavy rain near or after sunset Monday night, a quick few inches of snow can pile up over the higher terrain and create slippery travel, especially from parts of West ...

AccuWeather meteorologists are sounding the alarm for widespread severe risk stretching across the eastern United States into Monday night. States from Pennsylvania and New Jersey to Florida will be ...

The rare superbloom that lit up Death Valley National Park in recent weeks is fading as an early-season heat wave bakes the Southwest. "Due to hot weather and high winds, many areas are now past peak, ...

Hawaii is under a state of emergency after a powerful Kona storm brought heavy rain, wind gusts over 100 mph, widespread power outages and heavy snow to the highest summits. Outages jumped early ...

A rapidly strengthening storm could evolve into a bomb cyclone, unleashing blizzard conditions in the Midwest and severe thunderstorms, flooding rain and damaging winds in much of the central and ...

Residents across Cleveland, Ohio, reported a sudden boom that shook windows and startled neighborhoods Tuesday morning as the meteor blazed overhead. National Weather Service offices in Cleveland, ...

At least five people were injured Friday after a Delta Air Lines flight hit severe turbulence on its final approach to Sydney, Australia.

“The system will draw in significant Pacific moisture then tap Gulf and Atlantic moisture as it advances across the Central and Northeastern states,” AccuWeather Senior Meteorologist Matt Benz added.

Two large, otherworldly-looking fish recently washed ashore in Cabo San Lucas, Mexico, with beachgoers jumping into action to help them return to the ocean. The fish were deep-sea oarfish, which can ...