Warm, mostly sunny weather continues for San Diego. Coastal and inland communities will be nice and calm this week, while the mountains and deserts see more extreme heat.

More than 70 million Americans sweated through the muggiest first two months of summer on record as climate change has noticeably dialed up the Eastern United States' humidity in recent decades, an ...

San Luis Obispo County can expect a small heat wave while smoke from the Gifford Fire spreads throughout the atmosphere. An ...

Environment Canada is forecasting a sunny morning in Welland. The daytime high is expected to reach 32 C. Tonight, expect ...

Your Saturday evening will be a little cooler thanks to a returning light Delta Breeze, but hot weather returns on Sunday.

Thunderstorm chances will ramp up around sunrise and linger through noon, but the rest of the afternoon will be mostly dry.

Most burning is prohibited across Atlantic Canada this weekend as favourable fire weather conditions blanket the region ...

Henriette regained tropical storm strength in the Pacific Ocean well east of Hawaii on Saturday, but forecasters said it was still not expected to pose a threat to land.

The second round of FedEx St. Jude Championship play was suspended on Aug. 8 due to what the PGA Tour called a "dangerous weather situation." ...

A heat warning has been issued for Prince Edward Island, with temperatures from Sunday through Wednesday forecast to reach 31 ...

Northern California's first heat wave of the year continues on Saturday as part of a four-day stretch of triple-digit heat.

The Perseid meteor shower, among the most beautiful in the Northern Hemisphere, is expected to peak on the evenings of Aug. 12 and 13, and will be visible through Aug. 23.