A dramatic change to colder weather, and in some cases a taste of winter with snow, will take place into this weekend.
A train of storms will bring flooding, pounding surf and hurricane-force winds to the northwestern United States into next week.
Dramatic changes in the weather will occur across the eastern U.S. through the end of October.
Multiple potent storms will blast the northwestern United States through early next week and could be a sign of developing La Nina conditions this winter.
A strong storm will bring unsettled weather to portions of the northwestern and central United States into the middle of the week.
A late-April snowstorm dumped over a foot of heavy, wet snow across parts of Colorado on Thursday into Friday, boosting snowpack for an extended ski season at local resorts.
Enough cold air will be in place for another round of heavy snow to fall across Colorado, including Denver, to end the week.