Washington Weather Alert: 40–50% Rain Tuesday into Wednesday Slows Travel Across Seattle

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Washington – Crisp air and filtered sunshine greet Seattle this morning, but a shift toward wetter conditions is already taking shape. Roads remain dry now, yet commuters should prepare for rain returning by Tuesday midday.

According to the National Weather Service, rain chances climb to 40% after 11 a.m. Tuesday, increasing to 50% Tuesday night and continuing into Wednesday. The system brings periodic showers rather than steady rain, but enough to create slick pavement and reduced visibility.

Today stays mild with highs near 72°F, making for smooth travel across I-5, I-90, and Highway 99. Conditions remain partly cloudy tonight with lows near 51°F. Monday holds steady with mostly cloudy skies and a high near 71°F, offering one more dry commute window before changes arrive.

By Tuesday afternoon, light rain begins to develop across Seattle, Bellevue, and Tacoma. Roads will turn damp during peak travel hours, especially after 2 to 5 p.m. Plan extra time and increase following distance. Showers continue into Tuesday night and Wednesday, when a 50% chance of rain lingers through the day.

No severe storms are expected, and temperatures remain stable, with highs cooling slightly into the low 60s by Tuesday and mid-50s Wednesday. By Thursday, skies begin to clear, returning to partly sunny conditions and improved travel.

Five Day Forecast for Seattle, WA:
Sunday: Partly sunny, high 72°F
Monday: Mostly cloudy, high 71°F
Tuesday: Chance of rain after 11 a.m., high 62°F
Wednesday: Chance of rain, high 56°F
Thursday: Partly sunny, high 62°F