A fierce windstorm swept across Arizona and New Mexico on Tuesday, creating hazardous travel conditions and prompting ...

Arizona and Nevada — which have been deadlocked in negotiations with the states in the river’s upper basin: Colorado, Utah, Wyoming and New Mexico. Those on both sides say they are willing to ...

Heavy snowfall and hazardous conditions are set to hit the western region of the country, prompting winter storm warnings, watches, and advisories across 11 states. The National Weather Service (NWS) ...

People in many states set their sights on the U.S. when planning their travel. Fourteen states have American cities as their ...

The seven states that depend on Colorado River water — Arizona, California, Colorado, Nevada, New Mexico, Utah and Wyoming — are in the midst of negotiations about how the river and its ...

The Northwest’s largest hydropower supplier announced it intends to join a new day-ahead energy market based in Arkansas over ...

The proposed change would mean a new slate of customers from as far away as Louisiana would be able to buy power from BPA. Critics say it would cost large investor-owned NW utilities, which would pass ...

By Friday, the massive storm will stretch across nearly the entire central U.S., from the Gulf Coast to the Canadian border, threatening everything from whiteout conditions to damaging winds, ...

Alta reported Friday it has received over 400 inches of snowfall this season, making it one of the few in North America to do so this year.

Arizona, Utah, New Mexico, and Colorado. Winter weather advisories were in place in Montana and Wyoming. These are issued "for any amount of freezing rain, or when two to four inches of snow ...