Rain and Wind Update

UPDATE: MONDAY, NOVEMBER 15

  • An atmospheric river will continue to bring heavy rain across the area this morning and into the afternoon, with flooding likely on many area rivers
  • Windy conditions area-wide, with widespread gusts 40-50mph
  • There are currently no flooding issues in Sammamish, but it's important to prepare for possible road closures due to flooding, localized landslides, lakefront flooding, and downed trees and powerlines.
  • Significant river flooding is possible across the northern Olympic Peninsula, Whatcom County, and Skagit County.
  • Heavy rain may also lead to sharp rises and urban flooding impacts (especially in low-lying and poor drainage areas) this morning and into the afternoon.
  • An elevated threat of landslides will persist over the next few days due to heavy rainfall and saturated soils

ORIGINAL POST
The atmospheric river will continue to bring heavy rains to the region increasing our risk of localized flooding and landslides. Local rivers, including the Snoqualmie have already reached a Level 3 – Moderate flood stage and will continue to see rising waters through the weekend.

There are currently no flooding issues in Sammamish, but it's important to prepare for possible road closures due to flooding, localized landslides, and lakefront flooding.

What to Know About Landslides

With the potential of landslides due to the rain-saturated ground, it's important to know how to prepare for landslides. Click here for helpful information on landslide preparedness.

Other Helpful Links


Help your neighborhood by clearing storm drains.

Check nearby storm drains periodically to keep them from getting clogged by debris. The Adopt-a-Drain program is a great community program to encourage drain maintenance.

Get Updates

If the current forecast leads to a significant weather-related event in Sammamish, please check the City's Weather Events page for updates. You’ll also find helpful resources in the sidebar to prepare ahead of time.

Also, make sure that you are signed up to receive email and text alerts from the City here: https://service.govdelivery.com/accounts/WASAMMAM/subscriber/new

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