Seattle weather: First 70-degree day of 2025 possible Tuesday

SEATTLE — After a cool and moist begin to spring, western Washington is eyeing its first 70-degree day of the season.

A ridge of excessive stress is predicted to construct from the south Monday night time into Tuesday bringing dry circumstances and heat temperatures.

The southwest inside, south Sound and Cascade foothills are anticipated to see the warmest climate with highs into the 70s attainable. The rest of western Washington is predicted to see highs within the mid- to higher 60s.

Document-breaking excessive temperatures are attainable on Tuesday. At SEA Airport, the every day report excessive for March 25 is 64 levels, which was set again in 1969, in response to Nationwide Climate Service information.

If it did hit 70 levels at SEA Airport, it might be sooner than most years. On common, Seattle sees its first 70-degree day on April 15, though final yr the primary 70-degree day got here early as nicely on March 16.  

It’s been 5 months since Seattle has final skilled a 70-degree day. The final one was on Oct. 13, 2024 when temperatures reached 72 levels at SEA Airport.

The summer-like climate might be quick lived. Onshore winds resume Wednesday, which is able to assist average temperatures, though they may stay within the 60s. There’s additionally the potential for thunderstorms on Wednesday afternoon and night together with hail, heavy rain fall and gusty winds.

RELATED: There might be extra winter-like climate to return for western Washington

There’s a 40-50% probability for widespread thunderstorms over all of western Washington, in response to the Nationwide Climate Service. There is a “marginal risk” of extreme thunderstorms for a lot of the inside of Skagit County south.

Temperatures return to close regular on Thursday with highs within the low to mid-50s.