Weather Updates

Weather Update 12.30.21 - U.S.

Posted by Jarrett on Dec 30, 2021 10:10:04 AM

Summary:  Weather will remain active through the end of the year. Snow & ice are possible form the west coast reaching through the Midwest, Great Lakes and Southeast. More heavy mountain snow will close out 2021. Bitter wind chills are expected in the Northern Rockies and Northern Plains. While the South experiences spring-like temperatures with risks for severe storms and excessive rainfall possible through Friday.
Winter Storm Warning & Winter Weather Advisory
Northwest and central Washington are gearing up for more snow today.  Eastern Washington is under a winter storm warning expecting heavy snow.
  • additional snow accumulations of up to 4 inches (northwest & central WA)
  • additional snow accumulations between 4-7 inches (eastern WA)
Winter Weather Advisory
The cold pattern and snow continues through Friday.  This will mostly impact areas around the Cascades and foothills.
  • gusty winds with blowing snow and reduced visibility expected.  
  • 2-6 inches
Winter Weather Advisory
Cold weather and more snow are in place until Friday mid-morning.
  • 4-6 inches
Winter Storm Warning
Continued heavy snow is expected in central and western Idaho.
  • 4-6 inches
Winter Storm Warning & Winter Weather Advisory
Northern Nevada is under a winter weather advisory while southern Nevada is under a winter storm warning through mid morning Friday.
  • Northern Nevada is expecting an additional 2-5 inches of snow in lower elevations with 5-10 inches of snow expected in the mountains.  Blowing and drifting snow is expected to reduce travel visibility and may lead to hazardous travel conditions.
  • Southern Nevada is expecting snow through this morning but diminishing this afternoon.  Total snow accumulations expected up to 12 inches in higher elevations.  Roads impacted will include local highways around 190.
Winter Weather Advisory
Snow is expected to impact travel throughout Utah through Saturday.
  • accumulations of 12-24 inches with locally higher amounts possible.
  • I-80 travel is expected to be impacted with snow packed roads, reduced visibility and blowing snow through Friday evening.
Winter Weather Advisory
Snow is expected to continue through this morning but diminishing off later this afternoon and will mainly impact higher elevations of northern AZ.
  • Additional snow accumulation of up to 8 inches
New Mexico
Winter Storm Watch
A winter storm watch is in effect for northwestern New Mexico.  Predictions are for heavy snow in excess of 6 inches possible.  This is in effect Friday morning through Saturday.
  • up to and above 6 inches possible
Winter Storm Warning & Winter Storm Advisory
Western Colorado is dotted with either a warning or an advisory which will impact travel along I-70.  They are expecting areas in Colorado to experience difficult to impossible travel conditions.
  • 12-25 inches with localized area up to 36 inches
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Topics: weather

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