Though the USDA may be silent during the federal shutdown, harvest is in full swing across the country.

Analysts polled by Reuters expect corn harvest to be nearing 31 percent complete and soybean harvest 45 percent complete. However, this progress is seen slowing by this week’s wetter weather.

“The rains in the west today and tomorrow are heading east Tuesday and Wednesday. That will provide a shortened week for harvest,” Rich Nelson, chief strategist with Allendale Inc., told Reuters.

Nearly half of the Corn Belt could see moderate rainfall and plummeting temperatures, but rain isn’t the only problem for some farmers.

“Some people are also concerned about the frost expected to hit much of the northern third of the Corn Belt on Friday and Saturday,” he said.

Most corn and soybean plants should be mature enough to