 August 15th, 8 p.m., Iowa State Fair Grandstand. Reserve tickets on sale now through iowastatefair.org. Enter the Iowa State Fair ticket office. Convenience fees apply to all tickets. Even though we took a break from covering South America over the 4th of July holiday week, the weather is still largely the same. Allendale Commodity Broker Greg McBride gave an update on the latest weather in Brazil and Argentina. Same, same, same. One to five day is normal.