Meteorologist Ken South said on X, Tuesday: "Chances are increasing that a tropical system will develop in the NE Gulf near ...

New data shows that water levels in major reservoirs including Lakes Mead and Powell are well below average for this time of year.

"Don't underestimate the heat! It is the deadliest weather phenomenon in the U.S.A.," the NWS says. In southwest Arizona and ...

According the the National Hurricane Center, Tropical Storm Flossie could strengthen into a hurricane as early as Monday.

Heat-related advisories were in place across eight states on Tuesday, as the National Weather Service continued to warn of "dangerously hot conditions" in some parts of the U.S.

Millions of Americans were urged to stay indoors Friday as hot and humid conditions were expected to blanket large portions ...

At least eight states were expected to see temperatures that would feel hotter than those in Death Valley—often referred to ...

Millions of Americans in the Northeast are being advised to avoid strenuous physical activity outdoors due to unhealthy air ...

The U.S. Geological Survey notes that groundwater is the source of drinking water for about half of the total U.S. population ...

The NWS forecast office, Baltimore-Washington, on X, formerly Twitter, on Monday: "Temperatures will further warm today with ...

Virginia, Montana and Vermont ranked as the top three states in the study, which measured 13 key metrics, including voter ...

Images and footage shared on social media captured the moments that bolts of lightning flashed beneath a rainbow-streaked sky ...