Rain falling on snow was a key factor in last month's flooding along the Nooksack River.

"Significant mountain snowfall" is expected through Thursday at areas above 2,000 to 3,000 feet.

Some areas of the city woke up to snow Wednesday morning, and Thursday’s commute is expected to be a bit sloppy.

Next week’s weather forecast is sending some ominous signals, even as Whatcom County and much of low-lying Western Washington waits for floodwaters to recede from this week’s torrential rainfall.

An updated coastal flood advisory was issued by the NWS Seattle WA on Saturday at 3:49 a.m. valid between 5 a.m. and 9 a.m. for Lowlands of Western Whatcom County and San Juan County.

The creation of this content included the use of AI based on templates created, reviewed and edited by journalists in the newsroom. Read more on our AI policy here. On Saturday at 3:15 a.m. the NWS ...

Here's how America's national bird was affected by widespread flooding.