CHICAGO, July 7 (Reuters) - The following are U.S. expectations for the resumption of grain and soy complex trading at the Chicago Board of Trade at 8:30 a.m. CDT (1330 GMT) on Tuesday.

WHEAT - Up 4 to down 2 cents per bushel

• Wheat futures chopped back and forth after jumping the previous day following a rally in corn and soybeans.

• The U.S. Department of Agriculture said in a crop progress report Monday that the U.S. winter wheat crop is in 26% good-excellent condition, the worst on record for this time of year and in line with analyst expectations.

• The rating was the lowest for the 27th week of the year, according to USDA data that goes back to 1986.

• The U.S. winter wheat harvest is ramping up. The USDA said the wheat crop is 59% harvested, up from 48% last week.

• Ukrainian farmers have harvested 251,400 hectares of early grain and threshed a total of 1.02 million metric tons of various grains from the new 2026 harvest so far, the economy ministry said on Tuesday.

• CBOT September soft red winter wheat WU26 was down 1-1/2 cents at $6.12-1/2 per bushel. K.C. September hard red winter wheat KWU26 was last 2 cents lower at $6.47-3/4 per bushel, while Minneapolis September spring wheat MWEU26 was last up 1-1/4 cents at $6.30-3/4 per bushel.

CORN - Down 1 to up 2 cents per bushel

• Corn was mixed after jumping the previous day on worries about hot weather in the U.S. Midwest and talk of new agricultural purchases from China. GRA/.

• The USDA reported in its weekly crop progress report on Monday that corn condition ratings held steady from the week prior, putting it at 67% good-excellent condition, the same as the previous week and in line with analyst expectations.

• Rains are likely to aid corn development in the U.S. Midwest in the next two weeks as a short period of heat and dryness descend, according to forecaster Commodity Weather Group.

• Moisture levels across much of Ukraine's farmland have fallen sharply, raising the risk of lower crop yields, state agricultural meteorologists said on Tuesday.

• Forecasters said corn and sunflower crops were generally in good condition, but some areas in the west, south and centre had seen premature leaf yellowing caused by heat stress.

• CBOT December corn CZ26 traded flat at $4.57-3/4 per bushel.

SOYBEANS - Up 1 to 4 cents per bushel

• Soybeans pared gains after a rally on Monday, driven by speculation about Chinese interest in U.S. crops and concerns about U.S. weather. GRA/

• The USDA reported exporters sold 105,000 metric tons of soybean cake and meal to Colombia for 2025/2026 delivery.

• The USDA reported on Monday that the U.S. soybean crop was in 64% good-excellent condition, slightly below analyst expectations and one percentage point lower than the week before.

• Commodity Weather Group said U.S. Midwest soy dryness was patchy but a drier risk develops into early August if the weather pattern turns cooler.

• CBOT November soybeans SX26 were last up 1-1/4 cents higher at $11.93-1/2 per bushel.