Outline Weather forecasting and climate change with an agricultural climatology extension specialist. Madelynn Wuestenberg shares her educational background and career passion in agricultural meteorology. Justin Glisan discusses Iowa weather history and forecast, mentioning late-season snowstorms and active storm track. Weather forecasting and its impact on crops. Cold temperatures forecasted for Northern Iowa, potentially impacting crop growth. Glisan and Dan discuss how wet soils can moderate temperature extremes Justin explains how wet soils can lead to a rebound or adjustment in temperature forecasts Dan Fillius provides updates on cold-sensitive crops like tomatoes, onions, and asparagus. Asparagus harvest is estimated to be a week ahead of schedule. Iowa precipitation and drought, with focus on Waterloo. Justin Glisan notes varied rainfall across Iowa, with some areas receiving over 2 inches and others less than expected. Justin Glisan highlights the complex balancing act between short-term precipitation improvements and long-term drought deficits in Iowa. Glisan notes that areas with 300-500% of normal precipitation in the past week may be key to holding off drought expansion and intensification. Dan Fillius and guests discuss severe weather in Iowa, including tornadoes and hail. Guests share their experiences with severe weather, including a grower in Dallas center who had a horse barn turned over by a tornado. Glisan and Dan discuss the timing of planting sweet corn, with  planting too early can lead to frost damage. Dan explains that inducing frost damage through flame weeding can delay sweet corn harvest by 7-10 days in organic production. Seasonal outlook transitioning from El Nino to La Nina, potential impacts on US weather. Meteorologists discuss seasonal outlook as El Niño transitions to La Niña. Justin Glisan explains how El Niño and La Niña impact US weather patterns. Warm signal in summer may be seen more in warmer lows, causing temperature stress for plants. the relationship between cotton and corn belts during El Niño events. Glisan and Dan discuss drought and its effects on crops, with Glisan mentioning a 1993-like event as one potential solution, but one that would have negative consequences. Madelynn Wuestenberg and Dan Fillius discuss the impact of warm nights on plant growth, particularly for fruiting crops like tomatoes and peppers. Growers can select for tomato varieties bred for hot climates, such as Hot Set tomatoes, to reduce flower abortion at high temperatures.

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