A flood watch was canceled for the swollen Nooksack River after the weekend’s heavy rain across Whatcom County pushed water over some roadways and disrupted train service.
Rain showers remain in the forecast Monday and for the week ahead across the Whatcom County lowlands, but not the kind of downpours that dropped 0.82 inch Sunday, as measured at Bellingham International Airport. Temperatures in the high 40s are forecast.
Monday was the 20th straight day of measurable rain in Bellingham, records show.
Light snow was reported in the North Cascades at 7:15 a.m. Monday, according to the Mt. Baker Ski Area. Continued snow is forecast through Tuesday, with the chance of rain again Wednesday and Thursday.
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Warmer mountain temperatures over the weekend sent rain directly into the Nooksack, causing waters to rise downstream. Snow levels rose as high as 6,000 feet, the National Weather Service said.
Chuckanut Drive, which is state Highway 11, remained closed Monday between milepost 10 and milepost 13, about seven miles south of Bellingham, the state Department of Transportation tweeted about 6 a.m. Monday. Water, mud and rocks were reported over the roadway.
Highway 9 was closed at milepost 37-38, just south of Mount Vernon.
Because of rain-saturated hillsides, the threat of landslides remained across the Whatcom County lowlands Monday, the weather service said in a statement.
Slater Road was closed early Monday by water over the roadway just west of Interstate 5, according to the Whatcom County Public Works Department.
Water washed across several roads in rural Whatcom County, especially from Ferndale south to the Nooksack delta around Marietta and the Lummi Reservation, said John Gargett, deputy director of the Whatcom County Sheriff’s Office Division of Emergency Management.
Current road closures are listed on the Whatcom County website.
Near Nugents Corner, the Nooksack River crested just below flood stage gage height of 146.5 feet Sunday evening and was subsiding early Monday, according to the U.S. Geological Survey.
At Ferndale, the river was at 17 feet, below minor flood stage gage height of 18 feet, and starting to drop Monday afternoon, USGS measurements showed.
Mudslides north of the U.S.-Canada border have canceled Amtrak train service from Vancouver, B.C., to Seattle, through Tuesday, according to BNSF Railway and the Canadian Broadcasting Corp.