BC's weather forecast is calling for up to 150 mm of rainfall and a flooding threat

Rainfall warnings are in effect.

Cars driving across the bridge in the rain. Right: A city with rainclouds.

Driving in Vancouver rain. Right: Vancouver weather.

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B.C. is getting absolutely drenched as an atmospheric river sweeps through the province, bringing heavy rain, alpine snow, and localized flooding risks. The B.C. weather forecast is calling for up to 150 mm of rainfall in certain areas before things finally clear up late Tuesday.

After a soggy Sunday, the downpours are set to continue into Monday, making for an extra gloomy start to the week. According to The Weather Network (TWN), this is shaping up to be a "solid 36-hour event."

Western Vancouver Island is expected to see up to 150 mm of rain, while Metro Vancouver could get hit with as much as 100 mm before the storm wraps up on Monday evening.

While no major flooding is expected, TWN warns that pooling and ponding on roads could cause travel delays. "Expect there to be travel delays, especially with ponding and pooling on the roads. If visibility is reduced while driving, slow down, watch for tail lights ahead and be prepared to stop," TWN advised.

TWN added that" with freezing levels set to rise and an inbound push of warmth this week, the risk for localized flooding is heightened due to the rain and expected snowmelt."

Environment Canada has issued rainfall warnings for multiple parts of the province, including Metro Vancouver. The warning notes that this will be "a prolonged period of rain with rising freezing levels." The heaviest rainfall is expected near the coastal mountains, with up to 120 mm of rain by early Tuesday morning.

Things are then set to warm up later this week, with temperatures in Vancouver expected to hit a balmy 19°C.

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