More than 20 million Americans in eight states were under red flag warnings Tuesday morning as severe winds and dry conditions have elevated the threat of fire danger.

The alarming forecast comes in the wake of a deadly tornado outbreak over the weekend ... Stillwater and Wichita Falls. The NWS office in Norman, Oklahoma, said possible wind gusts of up to ...

In some extreme cases, thunderstorms can spawn a derecho, a long-lived windstorm with gusts over 100 mph, strong enough to ...

The storms have potential to intensify as darkness falls, so be ready to take ... to read more about which areas face the biggest wildfire threat. A tornado warning has just been issued near ...