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WEATHER

Winter Weather Alert: Which states will see snow storms today, Friday December 29?

Winter weather will be affecting communities across the country creating hazardous conditions in some areas. Check out the full list of NWS alerts.

Lake-effect snow vs the garden variety snow shower
STOYAN NENOVREUTERS

Cold temperatures and snow are creating dangerous conditions around the country. The National Weather Service (NWS) has issued dozens of alerts. If you live in an affected area, it is advised that you take the proper precautions to stay safe. We have compiled all of the current winter alerts active for Wednesday 27 December, and for the full details, check out the NWS website.

What is a Winter Weather Advisory?

The NWS issues a Winter Weather Advisoryfor any amount of freezing rain, or when 2 to 4 inches of snow (alone or in combination with sleet and freezing rain), is expected to cause a significant inconvenience, but not serious enough to warrant a warning.” For the details, please review the information uploaded to the NWS website, which compiles and updates these alerts.

What is a Winter Storm Warning?

The more severe alert issued by the NWS is a Winter Storm Warning, which includes “heavy snow of at least six inches in 12 hours, or at least eight inches in 24 hours, is expected. It can also be issued if sleet accumulation will be at least half an inch.”

What is a Freezing Fog Advisory?

The NWS issues a Freezing Fog Advisory when visibility is below one mile in freezing fog. Low visibility can make driving conditions hazardous. Freezing fog will also lead to icy spots on roadways, especially on elevated surfaces such as overpasses and bridges.

What is an Ice Storm Warning? A Blizzard Warning?

The NWS also issues other severe weather alerts: one is called an Ice Storm Warning, where ice accumulation of at least one-fourth of an inch is expected, while a Blizzard Warning is given when blizzard conditions are expected for at least three hours.

California

Winter Weather Advisory

  • Western Plumas County/Lassen Park- est Slope Northern Sierra Nevada: IN EFFECT FROM 10 PM FRIDAY TO 10 PM PST SATURDAY ABOVE 6,000 FEET
  • Yosemite NP outside of the valley-Yosemite Valley-Upper San Joaquin River-Kaiser to Rodgers Ridge-Kings Canyon NP-Grant Grove Area-Sequoia NP-South End of the Upper Sierra: IN EFFECT FROM 10 PM FRIDAY TO 10 PM PST SATURDAY

Maine

Winter Weather Advisory

  • Central Penobscot-Southern Penobscot-Interior Hancock-Central Washington-Southern Piscataquis-Northern Washington: IN EFFECT UNTIL 10 AM EST THIS MORNING
  • Northwest Aroostook-Northeast Aroostook: IN EFFECT UNTIL 10 AM EST SATURDAY
  • Northern Franklin-Central Somerset: IN EFFECT UNTIL NOON EST TODAY

Nevada

Winter Weather Advisory

  • Greater Lake Tahoe Area-Greater Lake Tahoe Area: IN EFFECT FROM 10 PM FRIDAY TO 4 PM PST SATURDAY
  • Mono County: IN EFFECT FROM 10 PM FRIDAY TO 10 PM PST SATURDAY FOR MONO COUNTY ABOVE 7000 FEET

Tennessee

Winter Weather Advisory

  • Pickett-Putnam-Overton-Fentress-White-Cumberland-Warren-Grundy-Van Buren: IN EFFECT FROM 6 PM CST THIS EVENING TO 6 AM CST SATURDAY

Wyoming

Winter Weather Advisory

  • Northern Somerset-Northern Piscataquis-Northern Penobscot-Southeast Aroostook-Central Piscataquis: IN EFFECT UNTIL 10 AM EST SATURDAY

It’s important to keep yourself updated with the latest weather alerts. To get the full details, you can visit the NWS website. In most cases, these warnings will advise you to stay off the roads or take necessary precautions. For instance, make sure to give yourself extra time to reach your destination as the roads might be slippery and require you to slow down at certain points. When you’re not on the road, it’s also important to be cautious while walking on walkways, sidewalks, and paths as they can become icy and increase the risk of injuries.