Seattle's weather forecast predicts sunny days with highs near 70, clear nights, and possible rain by weekend.

Despite a rainy, cooler Sunday that looks like fall, the official start to fall in Seattle is expected to get warmer and drier, according to local meteorologists.

Tuesday will bring toasty temperatures in the mid to upper 80s, gusty Cascade gap winds, and low relative humidity to Western Washington.

Seattle shattered several record highs this summer including one of the latest 90-degree and above days ever recorded. Sept. 16 registered a high of 91 degrees, which tied the daily record high set in 1967. It is the one of the hottest days this far into the year ever recorded.

Thick smoke filled up the Puget Sound leading up to the weekend, plunging air quality into the "unhealthy" category in parts of Puget Sound late Friday afternoo

An updated fire weather watch was released by the NWS Seattle WA on Sunday at 3:38 p.m. valid for Tuesday between 5 a.m. and 11 p.m. The watch is for Black Hills and Southwest Interior Lowlands, Northeast Puget Sound Lowlands Generally Below 1500 Feet,

The National Weather Service issued the warning for the Puget Sound lowlands from the U.S.-Canada border south to Lewis County for areas below 1,500 feet of elevation and the west slopes of the north and central Cascade Mountains above 1,500 feet of elevation.

Seattle has only one week left of 8 p.m. sunsets, as next Thursday is the last one, according to TimeandDate.com. Western Washington will continue to lose roughly three minutes of sunlight each day throughout the rest of August and into September.