Portland’s Weather Mix: From Dry Beginnings to Light Snow in the Cascades

Portland Weather Update

Clear skies start the day, but rain is on the way

• Wednesday
• Morning: Brief period of clear skies.
• Afternoon & Evening: An eastern Pacific front brings a band of showers that will arrive quickly and linger for most of the day.
• Chance of thunderstorms: 10‑15 % with brief heavy rain, hail, lightning, and strong gusts.
• Temperature: Drops to ≈ 54 °F; winds up to 25 mph.
• Snow impact: Afternoon snow levels lower; heavier Cascades rainfall could produce 1‑4 inches of snow down to about 3,000 ft.
• Evening: Showers ease; snowfall uneven—some areas may retain a light coating, others dry out.

• Night

• Temperature: Falls into the 30s, potentially creating frosty conditions early Thursday morning.

• Thursday

• Noon: Skies clear again; temperatures rise to ≈ 57 °F.

• Friday

• Highs: Near 65 °F, with occasional gusty winds up to 20 mph.

• Weekend
• Saturday: Mostly sunny, temperatures around 64 °F.
• Sunday: Mostly cloudy with a slight chance of rain; high near 61 °F.

Portland’s weather can shift rapidly—stay prepared for sudden rain or light snow even when the day starts clear.