Flood Warnings and Advisories

ENDED - High Streamflow Advisory - Howe Sound, Sunshine Coast, North Shore, Fraser Valley (North), Squamish River, Sea-to-Sky, Fraser Valley (South)
ISSUED: 9:30 AM November 28, 2018

The River Forecast Centre is ending a High Streamflow Advisory for the South Coast including:

  • Metro Vancouver – including the Serpentine and Nicomekl Rivers and local streams
  • Howe Sound - including the Stawamus River and tributaries along the Sea-to-Sky Highway
  • Sunshine Coast – including watersheds around Gibsons and Sechelt
  • North Shore – including the Seymour River and watersheds around North Vancouver and West Vancouver
  • Fraser Valley (North) – including mountainous tributaries from Coquitlam to Harrison
  • Squamish River
  • Sea-to-Sky – including tributary watersheds along the Sea-to-Sky corridor north of Squamish to Whistler
  • Fraser Valley (South) – including the Chilliwack River and surrounding tributaries

Rainfall eased on Tuesday, following a significant atmospheric river event on Monday. Rivers have peaked from the runoff from this event, and levels have eased.

Contact for Media Relations, Ministry of Forests, Lands, Natural Resource Operations and Rural Development:
Tel: 250 356-7506

Levels of Warnings/Advisories:

  1. High Streamflow Advisory: River levels are rising or expected to rise rapidly, but that no major flooding is expected. Minor flooding in low-lying areas is possible.
  2. Flood Watch: River levels are rising and will approach or may exceed bankfull. Flooding of areas adjacent to affected rivers may occur.
  3. Flood Warning: River levels have exceeded bankfull or will exceed bankfull imminently, and that flooding of areas adjacent to the rivers affected will result.

Links:

  1. Home of River Forecast Centre
  2. Current Streamflow Conditions and Flood Forecast Modeling
  3. Map of Current Streamflow Return Periods for All WSC Stations
  4. CLEVER Model 10-day Forecasts of Discharges and Return Periods
  5. COFFEE Model 5-day Forecasts of Discharges and Return Periods
  6. Back to page of Flood Warnings and Advisories