Soybeans and corn also dipped, and both were headed for small weekly falls amid ample supply. * Wheat was up 1.7% from last Friday's close after reaching an eight-week high ⁠earlier in the week, with soybeans and corn set for weekly losses of 0.3% and 0.2%, respectively. * The U.S. dollar rose against a basket of major currencies, helped by a mildly hawkish Federal Reserve. * Meanwhile, extremely ‍low temperatures will hit Ukraine next week, endangering winter crops, agricultural analysts and the national emergency service said. * U.S. agricultural areas have also endured extreme cold in recent days, though snow cover will have protected many crops.