Monday Forecast: Rain in the Tri-Cities and Rain/Snow mix in Yakima Valley

KENNEWICK, Wash. — A system off the coast of B.C. is moving down into our area, bringing rain and snow mix to our forecast.

TRI-CITIES FORECAST
Tri-Cities is seeing a high near 46 degrees and a low of 33 degrees. There was a chance of rain and snow before 8 a.m. as temperatures are close to below freezing, but the likelihood was very slim. Rain is still the major topic for the day. It’s partly sunny throughout the day with light winds, but the chance of precipitation in the form of rain still stands at 60%. According to the radar system, the rain chances will dissipate after 4 p.m. Snow levels at 2500 feet will lower to 900 feet after midnight.

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YAKIMA FORECAST
Yakima is mostly cloudy, with a high of 39 degrees and a low of 23 degrees. there is a chance of rain and snow before 1 p.m. Between 1 p.m. and 4 p.m., the conditions will more likely be rain, then it’ll switch back to the rain/snow mix until 10 p.m. tonight. Snow accumulation during the day is expected to be less than half an inch. Snow levels rise to 2300 feet by the afternoon from 1600 feet. Light winds are expected in the evening.

WALLA WALLA FORECAST
Walla Walla will likely see the rain after 10 a.m. but a 60% chance throughout the day. A chance of snow will be in higher elevations around 2900 feet. The snow level will lower to 1600 feet after midnight as temperatures drop. Mostly cloudy conditions are expected, with a high of 51 and a low of 31 degrees. It will also be a breezy day with winds 11 to 14 mph and wind gusts around 23 mph or higher. The radar system tracks winds picking up around 3 p.m. in the Walla Walla area. The Blue Mountains and Wallowas will receive snowfall with the heaviest snow in locations above 4,000 feet.

QUICK LOOK AT TOMORROW’S FORECAST (TUESDAY)
Sunshine and drier conditions throughout the Tri-Cities, Walla Walla, and Yakima with clouds and light winds increasing overnight.


MOUNTAIN PASS CONDITIONS (WSDOT)

Updated 8:30 a.m. 12/13/2021 – Note: Conditions are constantly changing, please click here to check current conditions. 

  • No restrictions (eastbound/westbound)
  • Conditions: road is bare and wet with snow and slush.
  • Light snow in the area.
I-90 at MP 52: Snoqualmie Summit
  • Chains required on all vehicles except all wheel drive, Oversize Vehicles Prohibited. (eastbound/westbound)
  • Conditions: compacted snow and ice on the roads.
  • Snowing in the area.
US 2 at MP 64.6: East Stevens Pass Summit
  • Traction Tires Required, Chains required on Vehicles over 10,000 gross vehicle weight. Oversize Vehicles Prohibited. (eastbound/westbound)
  • Conditions: compacted snow and ice on the roads.
  • Snowing in the area.
US 12 at MP 150.9: White Pass Summit
 US 97 at MP 163.8: Blewett Pass Summit

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