Table 1. The odds (%) of an early fall hard freeze (28°F or less), calculated using 2019 GDD accumulations from emergence to July 31 and applying 1981-2010 GDD average accumulations for August 1 to the average first hard freeze date. The table (stacked in two parts) shows the odds for four emergence dates.
A lot of factors can affect corn pollination success, including recent and predicted high heat and high humidity. This explains how environmental conditions influence the pollination process and how a cool down later this weekend may be helpful.
After a cooler and wetter than normal spring, Nebraska is finally moving into a much warmer period in the first half of July, notes Climatologist Al Dutcher. The greatest likelihood for widespread moisture will be in the evening hours July 1-4 in the Panhandle.
It looks like we're not done with the rain yet. Expect widespread rainfall May 17-19, followed by several rounds of thunderstorms May 19-22, says climatologist Al Dutcher in his planting season and summer outlook.