US corn futures were called 1 to 2 cents per bushel higher Friday on follow-through buying following five straight days of gains. Worries that dry weather in South America will limit crop production in Brazil and Argentina added additional support to corn prices. Trading volume was expected to be light ahead of the long holiday weekend.
The Chicago Board of Trade will be closed on Monday for the Christmas holiday. CBOT corn has risen 6.1 percent during its five-day rally, the longest winning streak for corn since late August. Commerzbank said it expects CBOT corn to average $6.90 a bushel in 2012. CBOT corn was up 1 cent to 1-1/4 cents per bushel in trading during the overnight Globex session. The Buenos Aires Grains Exchange said that early seeded corn in Argentina already has seen potential yields fall due to dryness in key growing areas.