WeatherLast day of extreme heat for much of Oregon and Southwest WashingtonBy OPB staff (OPB)Aug. 12, 2025 2:28 p.m. Updated: Aug. 12, 2025 7:13 p.m.The National Weather Service projects temperatures to remain in the high 90s or above 100 in large swaths of Oregon on Tuesday before a big cool down.📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up