Hazards:
- Heavy precipitation across portions of the Central Rockies, Mon, Dec 28.
- Heavy precipitation across portions of the Central Plains, the Middle Mississippi Valley and the Great Lakes, Tue-Wed, Dec 29-Dec 30.
- Heavy precipitation across portions of the Southern Appalachians, Wed-Thu, Dec 30-Dec 31.
- Heavy precipitation across portions of the Northeast, Fri, Jan 1.
- Heavy rain across portions of California and the Pacific Northwest, Wed-Thu, Dec 30-Dec 31.
- Heavy rain across portions of the Central/Southern Plains and the Middle/Lower Mississippi Valley, Tue, Dec 29.
- Heavy rain across portions of the Middle/Lower Mississippi Valley, the Tennessee/Ohio Valley, the Southeast and the Southern Plains, Wed, Dec 30.
Hazards:
- Heavy snow across portions of the Northeast, Thu, Dec 17.
- Heavy precipitation across portions of California, the Pacific Northwest, and the Northern Great Basin, Sat-Mon, Dec 19-Dec 21.
- Heavy snow across portions of the Northern/Central Rockies and the Northern/Central Great Basin, Thu, Dec 17 and Sat-Mon, Dec 19-Dec 21.
- High winds across portions of the Central Great Basin, the Northern/Central Rockies, and the Northern/Central Plains, Sat-Sun, Dec 19-Dec 20.
- Heavy precipitation across portions of the Alaska Panhandle and mainland Alaska, Thu-Sat, Dec 17-Dec 19.
- High winds across portions of mainland Alaska, Thu, Dec 17.
- Much below normal temperatures across portions of mainland Alaska, Thu-Mon, Dec 17-Dec 21.