Tropical Storm Mario could send tropical moisture into Southern California and the Southwest this week, raising the risk for showers, storms and flash flooding.

AccuWeather meteorologists are tracking several potential trouble spots, including a system near the Carolinas, a tropical wave in the central Atlantic, and a zone stretching from the western ...

A firefighting helicopter crew’s decision to fly an altitude higher than they were cleared for and the subsequent rapid descent led to the deaths of three people in a midair collision in 2023, ...

A woman died late Friday after being swept away in a flash flood in Cochise County, Arizona. Hours later, crews were called to rescue an injured man trapped in the Lavender Pit mine near Bisbee.

A prolonged September heat wave will push temperatures well into the 90s F, worsen drought and could strain Mississippi River barge transport.

Drought conditions will persist as dry weather continues across the Ohio Valley and Northeast while a coastal storm will bring beneficial rain to parts of the Southeast and mid-Atlantic.

Tropical development in the Gulf of Mexico poses the greatest short-term risk to the United States this September, with record-warm waters fueling potential rapid intensification and limited prep time ...

A La Nina watch has been issued, but what does that really mean for the rest of Atlantic hurricane season and snow this winter in the U.S.?

A departing storm will leave much of the West drier and warmer this weekend, though leftover moisture from Mario may steer northward into the Southwest next week.

September meteor shower only comes once every five years, and stargazers will have a chance to see the rare event in the weekend sky.

A strengthening storm and returning warmth will trigger pockets of severe thunderstorms from New Mexico to North Dakota, with the primary threats being from damaging winds and large hail.