Oregon – Persistent rain and thunderstorms are forecast across much of Oregon today, bringing potential flooding and slick roads to major highways, including I-5 and Route 84. Portland, Eugene, and Pendleton residents should prepare for significant rain, with strong winds and thunderstorms potentially worsening conditions through Monday. These storms are expected to impact the morning and afternoon commutes.
According to the National Weather Service, heavy rainfall will cover the Willamette Valley and eastern Oregon, with showers intensifying into thunderstorms by mid-morning. Flooding risk will be highest in urban areas and along low-lying sections of I-5 near Eugene and Portland. Drivers are advised to exercise caution on wet roads, reduce speeds, and avoid water-covered areas.
Sunday Forecast
In Eugene, expect steady rain and thunderstorms, with temperatures reaching 59°F. South winds may gust up to 20 mph, increasing the risk of road hazards. Pendleton will see similar conditions, with rain likely through mid-morning and a high of 62°F. Gusty winds up to 24 mph are expected in this area, further complicating driving.
Extended Forecast
• Monday: Heavy rain and thunderstorms continue statewide. Highs near 55°F in Eugene and 57°F in Pendleton.
• Tuesday: Showers taper, with a high of 56°F in Portland and partial sun across western Oregon.
• Wednesday: Rain returns by late morning, with highs near 54°F in Portland and Eugene.
• Thursday: Persistent clouds and rain likely across all regions, particularly along I-5.