Forecast for Today - 4 a.m. to 4 p.m. PST:

Sunny and cold conditions continue under the ridge of high pressure. Alpine temperatures rising to near -5℃ to -10℃ in the afternoon.

Strong outflow winds through coastal inlets in the morning.

Mainly sunny and cold conditions continue under the ridge of high pressure. Alpine temperatures rising to near -10℃ to -15℃ in the afternoon. 

Moderate northerly ridgetop winds mostly over the North Rockies and Cariboos.

A weak upper trough brings some clouds with a chance of light snow over eastern sections of the North Rockies.

A blocking pattern persists offshore and a ridge of high pressure resides across the Yukon and BC Interior.

Forecast for Tonight - 4 p.m. to 4 a.m. PST:

Clear and cold conditions continue under the ridge of high pressure. Alpine temperatures over inland regions of the BC coast lower to near -10℃ to -20℃ overnight.

Moderate to strong outflow winds re-develop through coastal inlets overnight.

Clear and cold conditions continue under the ridge of high pressure. Alpine temperatures lower to near -10℃ to -20℃ overnight.

Moderate northerly ridgetop winds over the North Rockies and Cariboos changing to northwesterly overnight.

Over eastern sections of the North Rockies, partly cloudy conditions with a chance of light snow persist as low pressure system moves into northeastern BC tonight.

The offshore blocking pattern weakens and a weak system approaches from the southwest, while an upper level trough approaches from the north. 

Forecast for Wednesday - 4 a.m. to 4 p.m. PST:

Sunny and cold conditions continue under the weakening ridge of high pressure. 

Alpine temperatures over inland regions of the BC coast rising to near -5℃ to -10℃ in the afternoon as the arctic air retreats eastward.

Moderate outflow winds through coastal inlets in the morning.

A low pressure system over northeastern BC moves southeastward along the lee side of the Rockies on Wednesday. There will be a chance of light snow over eastern part of North Rockies and North Columbia ranges.

Mainly sunny and cold conditions over the rest of interior ranges under a weakening ridge of high pressure. Alpine temperatures rising to near -10℃ to -15℃ in the afternoon as the arctic air gradually retreats eastward.

Clear and cold conditions continue throughout the day. A weak weather system approaches the area of the southwest, and an upper level trough pushes in from the north. Expect increasing cloud overnight.

A low pressure system moving into Oregon brings partly cloudy conditions to the south coast while a trough moving across the Alaskan Panhandle spreads some clouds to the Northwest ranges Thursday to Friday.

Moderate to strong outflow winds continue through the coastal inlets during the overnight to morning period on Thursday through Friday.

The arctic front lingers over northern BC with cold temperatures spreading over the North Rockies Thursday to Friday.

A low pressure system moving into Washington and Oregon brings cloudy conditions and periods of snow to regions near the U.S. border Thursday night to Friday.

Mainly cloudy conditions with snow likely beginning later Thursday and continuing well into Friday.

Snowfall amounts appear to be relatively light through this period. Expect moderate southerly winds at elevation.

Mainly Sunny And Cold

Nan and Chris

Arctic air over central and southern sections will also retreat eastward leading to a slight warming trend.

The ridge over BC which maintained dry and mainly clear conditions will gradually weaken Wednesday to Thursday. 

Without the blocking pattern, Pacific low pressure systems will start to impact our region. Thursday night into Friday, a system moving into Washington State and Oregon will bring periods of snow to southern interior BC.