# Scattered Showers Creating Mixed Conditions for Corn and Soybean Fill Period

> Mixed weather across the Corn Belt is affecting the corn and soybean fill period, with excess rain and flooding in Illinois, Indiana and Ohio and dryness in the northern Midwest. Extreme heat persists in the Southern Plains, and dryness is affecting the Black Sea region.

- Date: 2026-08-20 · published 2026-08-20T12:00:00.000Z
- Category: weather · region US · magnitude low
- Page: https://feedsoft.ai/events/12970-scattered-showers-creating-mixed-conditions-for-corn-and-soybean-fill-period
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md), [Soybeans](https://feedsoft.ai/c/SOY.md), [Wheat (SRW)](https://feedsoft.ai/c/WHEAT.md)

## Why it matters

Uneven moisture and heat during grain fill create yield risk for corn and soybeans, which supports prices. The Black Sea dryness could also tighten wheat supplies.

## Read by commodity

- SOY: bullish ▲
- CORN: bullish ▲
- WHEAT: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2022-03-24 | [Mixed Weather Conditions for Second-Crop Corn in Brazil](https://feedsoft.ai/events/13733-mixed-weather-conditions-for-second-crop-corn-in-brazil.md) | +1.8% | +8.1% |
| CORN | 2022-07-25 | [Heat takes bite out of corn, soybean and spring wheat crop condition ratings - Pro Farmer](https://feedsoft.ai/events/13344-heat-takes-bite-out-of-corn-soybean-and-spring-wheat-crop-condition-ratings-pro.md) | -0.8% | +3.7% |
| CORN | 2019-09-13 | [Brazil's soybean and corn sowing seasons delayed because of very dry conditions — MercoPress](https://feedsoft.ai/events/56904-brazil-s-soybean-and-corn-sowing-seasons-delayed-because-of-very-dry-conditions.md) | +3.9% | +5.5% |
| CORN | 2025-11-13 | [Cloudy and Humid Conditions May Have Lowered 2025 Corn Yields](https://feedsoft.ai/events/13045-cloudy-and-humid-conditions-may-have-lowered-2025-corn-yields.md) | +0.6% | +1.3% |
| CORN | 2023-12-12 | [Brazil Cuts Its Soybean and Corn Production Projections for 2024 - farmdoc daily](https://feedsoft.ai/events/13604-brazil-cuts-its-soybean-and-corn-production-projections-for-2024-farmdoc-daily.md) | +1.9% | +0.1% |
| SOY | 2021-09-24 | [Changing Soybean Conditions](https://feedsoft.ai/events/44905-changing-soybean-conditions.md) | -2.2% | -4.7% |
| SOY | 2022-07-25 | [Heat takes bite out of corn, soybean and spring wheat crop condition ratings - Pro Farmer](https://feedsoft.ai/events/13344-heat-takes-bite-out-of-corn-soybean-and-spring-wheat-crop-condition-ratings-pro.md) | +14.1% | +3.8% |
| SOY | 2023-10-23 | [Brazil Soybean Planting Slows as Dry Conditions Spread](https://feedsoft.ai/events/13619-brazil-soybean-planting-slows-as-dry-conditions-spread.md) | -0.4% | +2.9% |

## Sources

- dtnpf.com: https://www.dtnpf.com/agriculture/web/AG/news/article/2026/08/20/scattered-showers-creating-mixed

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.