(Seattle, WA) -- A heat advisory is in effect for Seattle and most of Western Washington. The National Weather Service says the advisory remains in effect through tomorrow night for Seattle and parts of King and Snohomish counties as well as Bellingham and Tacoma. Temperatures are expected to climb into the high 80s today and tomorrow in Seattle. Elsewhere, forecasters are projecting a record high of 97 degrees for Olympia on Tuesday. There's a ten-percent chance the high could climb as high as 100 degrees today and 105 degrees tomorrow in south Puget Sound.