Diablo Lake

Diablo Lake lies deep in the in the North Cascades mountain range of northern Washington State, in the Ross Lake National Recreation Area and within North Cascades National Park in Whatcom County, Washington. Mountains surround Diablo Lake, without nearby cities and only a few tiny villages and towns. Diablo and Newhalem, Washington, are on the western edge of Diablo Lake at the base of Sourdough Mountain. These towns are unincorporated company settlements established by Seattle City Light, home of the Skagit Hydroelectric Project on Diablo, Gorge, and Ross Lakes in the North Cascades.  More Lake Information

Diablo Lake Camping

Neve Campground

Neve Campground is a great campsite with beautiful trail spots. It can accommodate only five tents and is open for overnight camping. Note for overnighters, you should have a backcountry camping permit from...

Gorge Lake Campground

Gorge Lake Campground is a little historical campground with at least eight sites. There are no water or services. Inclusions in the campsite are vault toilets, picnic tables, food storage, and a fire ring....

Thunder Point Campground

Thunder Point Campground is one of the three boat-in sites on Diablo Lake. It features 3 campsites with bathrooms, tent pads, boat pad, and bear lockers. Plus, it has a great view of the Lake and trees.

Colonial Creek South Campground

Colonial Creek South Campground is located on the Southern side of State Route 20. Some of the campsites are near Diablo Lake's lakefront. Drinking water, flush toilets, rubbish collection, and concrete...

Diablo Lake What To Do

Ross Lake Recreation Area Sign

Ross Lake Recreation Area Sign offers a beautiful view, hiking, and a fishing spot. Along the upper reaches of the Skagit River, there are numerous outdoor recreation possibilities. Ross Lake National...

Glacier Peak Resort & Winery

Glacier Peak Resort & Winery serves breakfast, lunch, and dinner in a rural-style restaurant. Also, take a walk on one of their numerous paths, go horseback riding, fishing, wine tasting, wildlife...

Glacier Peak Winery

Glacier Peak Winery focuses on producing small batches of artisan wine. The vineyard produces world-class Pinot Noir, Siegerrebe, and Agria. Aside from wines, they also have gourmet, local cheeses, Acme Ice...

Rockport Bar & Grill

Rockport Bar & Grill offers great beers garden with horseshoe pits. It's one of a hidden gem in Washington. It serves ciders, homemade ice tea, delicious burger, and cold beers. Plus, it has great ambiance...

Boundary Bay Brewery & Bistro

Boundary Bay Brewery & Bistro is nestled in a historic, century-old warehouse. It is a family-friendly cafe with more than 21 taprooms, and a rotating art exhibit is all located within. Enjoy their...

Diablo Lake Email Updates


Diablo Lake Current Weather Alerts

There are no active watches, warnings or advisories.


Diablo Lake Weather Forecast


Rain Likely

Hi: 50

Wednesday Night

Rain/Snow Likely

Lo: 42



Hi: 49

Thursday Night


Lo: 42



Hi: 52

Friday Night

Rain/Snow Likely

Lo: 42



Hi: 51

Saturday Night

Rain/Snow Likely

Lo: 41

Diablo Lake Water Level (last 30 days)

Water Level on 4/24: 1202.73 (+1.73)

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