Some Florida Keys residents are drumming up support against a new initiative to release genetically modified mosquitoes into their neighborhoods to fight Zika.
Highs will run between 10 and 15 degrees Fahrenheit above average across much of the western United States into the upcoming weekend.
As July draws to a close, a rare storm system swinging up from the Deep South will bring downpours that will break the back of the heat wave in much of the northeastern United...
Heavy downpours will raise the concern for flash flooding along the Gulf Coast and lower Mississippi Valley through midweek.
Severe thunderstorms rumbled through the Northeast on Monday, lashing the region with damaging winds while also unleashing heavy downpours that triggered flash flooding.
A stifling heat wave will remain entrenched across the Northeast this week, despite a brief reprieve in humidity for some.
Thousands of structures, including a wildlife refuge home to more than 400 animals, are threatened by the Sand Fire in Southern California.
A renewed risk of severe weather will threaten portions of the north-central United States early this week.
Gusty thunderstorms will target the northeastern United States on Monday, but will fail to sweep away the baking heat gripping the region.
Downpours will spread from the lower Mississippi Valley to eastern and central Texas early this week, delivering needed rain but raising the concern for flash flooding.