Oregon’s air still feels wintry across Portland this morning, with temperatures stuck near 36 degrees under a thick cloud deck. The chill lingers in shaded neighborhoods, and breath hangs briefly in the air. Roads are dry for now, but clouds are lowering as moisture inches closer.
Highs reach near 55 degrees this afternoon with mostly cloudy skies. According to the National Weather Service in Portland, rain chances increase after 3 a.m., with a 30 percent chance developing before sunrise Sunday. Showers remain possible Sunday afternoon, keeping skies gray as March begins tomorrow.
If you’re traveling along I-5, U.S. 26, or I-84 late tonight into early Sunday, prepare for damp pavement and reduced visibility in light rain. Conditions stay mild enough to prevent valley snow, though Cascade elevations could see mixed precipitation as colder air lingers to the north.
Monday brings a brief spring tease. Partly sunny skies push highs near 59 degrees, the warmest stretch of the week. Clouds increase again Monday night, and rain chances rise to 50 percent Tuesday. Steadier rainfall is likely Tuesday night into Wednesday, with highs settling in the mid-50s.
While record warmth expands across the Southwest, the Pacific Northwest remains in a classic late winter pattern. No flood advisories are in effect, but repeated rain could create ponding during heavier bursts.
The 6–10 day outlook signals temperatures trending slightly above normal late next week, hinting at gradual spring warmth building into early March.
Daylight Saving Time begins March 8 at 2 a.m., bringing brighter evenings soon.
Five Day Outlook for Portland, Oregon:
Sunday: Chance of rain, high near 57.
Monday: Partly sunny, high near 59.
Tuesday: Chance of rain, high near 56.
Wednesday: Rain, high near 54.
Thursday: Chance of rain, high near 52.
