Historical Weather Event: In 1913, an unexplained weather phenomenon occurred in Albia during the Yankee Robinson Circus, resulting in the death of a 12-year-old boy and injuries to 15 others due to a collapsing tent. Residents nearby did not witness any storm. Current Weather Forecast: A cold front is moving through Iowa, bringing rain showers to Northern Iowa, with cooler temperatures expected. Next week, temperatures may rise back into the 80s and low 90s, with a dry forecast and reasonable dew points in the 60s. Recent Weather Notables: The past week was hot with some rain showers across the state. A frontal passage brought above-average rainfall, particularly in northwestern Iowa. Stagnant air and high dew points created a "tropical killer air mass." Tobacco Farming Update: Farmers in Mount Ayr are currently in tobacco harvest time but faced challenges due to wet conditions preventing field access. Long-term Weather Outlook: The 6-10 day outlook indicates warmer than average temperatures and below-normal precipitation. The 8-14 day outlook also shows above-average temperatures continuing into late September. Frost Outlook: No frost hazards are predicted for Iowa in the immediate future, but northern regions may experience frost. Average first fall freeze dates vary by county: Kossuth County (October 5), Story County (October 7), Wayne County (October 12). Climate Trends: Iowa has seen a trend of later freeze dates over the past 30 years. The state has experienced a warming trend, particularly in winter. Summer Weather Summary: Preliminary data indicates a summer average temperature of 72°F, slightly below average. Precipitation was slightly above average, with some regions experiencing significant dryness. Mosquito Population Update: A study found a significant increase in mosquito populations this year, with higher counts compared to last year, likely due to wetter conditions. Tobacco Tobacco farmers in Mount Ayr were in harvest time Wet conditions prevented field access, potentially causing issues if drying doesn't occur soon The tobacco grown is used for cigar wrappers 12 acres of tobacco are planted next to soybean fields Not shade-grown Tomatoes A farmer in Lamoni reported severe decline in tomato plants Dan Fillius observed symptoms consistent with bacterial canker: Plants showed rapid decline, with some completely dead Classic symptoms of bacterial canker were present Symptoms were more pronounced due to dry conditions Leaf margins showed brown and yellow die-back (firing) from edges inward Symptoms appeared on leaves throughout the entire plant, not just from bottom up Bacterial canker was widespread in Iowa last year but less common this year Dry conditions exacerbate symptoms as the disease affects plant transpiration The condition differs from early blight, which typically progresses from the ground up

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