Repeating and slow-moving storms will raise the risk of flash flooding and damaging winds over northern and central High Plains into Thursday night.
Highs will run between 10 and 15 degrees Fahrenheit above average across much of the western United States into the upcoming weekend.
Thousands of structures, including a wildlife refuge home to more than 400 animals, are threatened by the Sand Fire in Southern California.
Smoke created hazy, orange views in Los Angeles on Saturday as the Sand Fire continued to rage less than 40 miles away from the city's downtown.
Some Florida Keys residents are drumming up support against a new initiative to release genetically modified mosquitoes into their neighborhoods to fight Zika.Read Story >