Arctic outflow warning

Written By gabrielactavcqextm Friday, December 24, 2021 Add Comment Edit

Alert type Location Threshold criteria. The main impacts through this period will be strong northerly outflow through the channels and colder temperatures.

Arctic Outflow Warning Predicts Snow Freezing Rain For Metro Vancouver

The weather office has also issued an Arctic outflow warning for the North Coast inland sections predicting wind chill values for the area.

. Weather models are leaning to a much colder forecast for next week for the Inland NW. Environment Canada says a cold air mass is expected to settle across much of the south coast on Tuesday bringing a mix of rain snow and the risk of freezing rain to Metro Vancouver Howe Sound and the Sea to Sky Highway the eastern Fraser Valley the Sunshine Coast and central. High end small craft to gale conditions develop through the Northern Inner Channels and interior passes beginning Saturday night as an arctic high builds across NW Canada.

Temperatures start to drop below normal by Sunday December 26th but the coldest temperatures are projected to be centered around December 28th to 31st. A separate Wind Warning is not required. Any combination of wind speed and temperature giving a wind chill of -20 or lower for 6 hours or more.

Alerting parameters Environment Canada uses for issuing an Arctic Outflow Warning. Effects of surface-based anticyclones include clearing skies as well as cooler drier air. The type of alert issued depends on the severity and timing of the event.

The type of alert issued depends on the severity and timing of the event. Arctic outflow snow and possible freezing rain forecast for parts of BC. Issued to highlight significant weather or express uncertainty.

VANCOUVER Cold and winter storm warnings have been. An anticyclone is a weather phenomenon defined as a large-scale circulation of winds around a central region of high atmospheric pressure clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere as viewed from above opposite to a cyclone. Issued to highlight significant weather or express uncertainty.

Cold and winter storm warnings have been posted throughout many parts of BC. When severe weather threatens Environment Canada issues alerts that notify those in affected areas in British Columbia so that they can take steps to protect themselves and their property from harm. Coastal British Columbia regions only.

When severe weather threatens Environment Canada issues alerts that notify those in affected areas in British Columbia so that they can take steps to protect themselves and their property from harm. Find the most current and reliable 14 day weather forecasts storm alerts reports and information for Terrace BC CA with The Weather Network.

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