# When fields stay wet | MU Extension

> A University of Missouri Extension article explains how saturated soils and flooding affect corn and soybean crops, including root oxygen loss and stunting. It cites NOAA data showing nine billion-dollar flood disasters in Missouri from 1980 to 2024, with flood frequency tripling from 2020 to 2024.

- Date: 2026-04-29 · published 2026-04-29T12:00:00.000Z
- Category: weather · region US · magnitude low
- Page: https://feedsoft.ai/events/13003-when-fields-stay-wet-mu-extension
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md), [Soybeans](https://feedsoft.ai/c/SOY.md)

## Why it matters

Excess moisture and replant risk can reduce yields and delay planting, supporting modest upside in corn and soybean prices if wet conditions persist.

## Read by commodity

- SOY: bullish ▲
- CORN: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2017-07-18 | [Corn market figures in lower yields \| Illinois Extension \| Illinois](https://feedsoft.ai/events/69795-corn-market-figures-in-lower-yields-illinois-extension-illinois.md) | +0.4% | -2.4% |
| CORN | 2019-07-03 | [Corn prices headed up? \| MU Extension](https://feedsoft.ai/events/58129-corn-prices-headed-up-mu-extension.md) | +2.9% | -0.2% |
| CORN | 2020-05-20 | [Ponding creates potential for crop damage \| MU Extension](https://feedsoft.ai/events/52967-ponding-creates-potential-for-crop-damage-mu-extension.md) | -0.4% | +2.3% |
| CORN | 2022-05-04 | [Rain, heat increase risk of ponding \| MU Extension](https://feedsoft.ai/events/13360-rain-heat-increase-risk-of-ponding-mu-extension.md) | +4.7% | +2.1% |
| CORN | 2017-04-10 | [WEEKLY GRAIN MOVEMENT: Wet fields sideline farmers for now](https://feedsoft.ai/events/71398-weekly-grain-movement-wet-fields-sideline-farmers-for-now.md) | +0.9% | +1.8% |
| SOY | 2026-08-14 | [Soybean yield predictions drop with prolonged heat wave \| MU Extension](https://feedsoft.ai/events/12972-soybean-yield-predictions-drop-with-prolonged-heat-wave-mu-extension.md) | +4.5% | +9.6% |
| SOY | 2022-05-04 | [Rain, heat increase risk of ponding \| MU Extension](https://feedsoft.ai/events/13360-rain-heat-increase-risk-of-ponding-mu-extension.md) | -1.7% | +1.9% |
| SOY | 2017-04-10 | [WEEKLY GRAIN MOVEMENT: Wet fields sideline farmers for now](https://feedsoft.ai/events/71398-weekly-grain-movement-wet-fields-sideline-farmers-for-now.md) | +1.2% | +1.5% |

## Sources

- extension.missouri.edu: https://extension.missouri.edu/news/when-fields-stay-wet

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