Environment and Climate Change Canada has issued a rainfall warning for Metro Vancouver as an atmospheric river system is set to bring heavy rain to southwest British Columbia starting Friday.
The warning states that the heavy rain will continue into Saturday, with 40-70 mm expected across Metro Vancouver and the western Fraser Valley.
In the North Shore Mountains, rainfall totals could reach 100 mm, while 70-100 mm are likely along the Sea-to-Sky corridor.
Additional weather alerts have been issued for the Coquihalla Highway (Hope to Merritt) and the Sea-to-Sky Highway (Squamish to Whistler)
Regions Affected:
- Metro Vancouver (Central areas, including Vancouver, Burnaby, and New Westminster)
- Northern Fraser Valley West
- Howe Sound
- Sea-to-Sky Highway (south of Whistler)
Timeline:
- Today and Saturday
Expected Rainfall:
- Metro Vancouver: 40 to 70 mm
- Near the mountains of Fraser Valley West: Potentially over 100 mm
- Sea-to-Sky Corridor: 70 to 100 mm possible
Potential Hazards:
- Water pooling on roads
- Rising rivers and creeks
- Minor coastal flooding
Details:
A strong fall storm will bring an atmospheric river to the South Coast, resulting in heavy rainfall.
- Rain will begin this morning and intensify through the afternoon and evening.
- The heaviest rain is expected on Saturday morning and early afternoon.
- Rain will ease Saturday evening, but another pulse is expected on Sunday.
Precautions:
- Clear drains of leaves and debris to prevent blockages.
- Secure outdoor objects to avoid damage from storm conditions.
- While driving:
- Use headlights if visibility is low.
- Maintain a safe following distance.
Monitor conditions closely:
- Stay updated with the latest advisories from the River Forecast Centre:
River Forecast Centre Warnings - Localized flash flooding may occur, especially in low-lying areas.
Report Severe Weather:
- Email: BCstorm@ec.gc.ca
- Tweet using: #BCStorm
Keep following Environment Canada for further alerts and forecasts.
