(Salem, OR) -- The hot and windy weather in the forecast today and Saturday has caused the Oregon Department of Forestry to move state lands into Extreme Fire Danger. The declaration took effect at 1 a.m. It closes off-highway vehicle trails, all campfires are banned, and some forest roads will close to vehicular traffic. This affects lands in Clatsop, Columbia, Tillamook, Washington, Clackamas, Marion, Polk, Linn, Lincoln and Benton counties along with the Tillamook, Clatsop, and Santiam state forests. Officials are urging everyone to use extreme caution with anything that could spark a fire.