Multiple winter storm warnings have been issued as a powerful system moves across parts of the western United States and Alaska, bringing the threat of heavy snowfall, high winds, and dangerous travel conditions.

Tornado watches and thunderstorm warnings threw plenty of monkey wrenches into Houstonians' Valentine's Day plans on Saturday evening. The National Weather Service (NWS) issued a tornado watch for the entire Houston area until 9 p.

Valentine's Day plans might have to be altered as a line of severe storms are rolling in this evening bringing heavy rain.