# Corn Futures Jump as USDA Cuts US Yield More Than Forecast - Bloomberg

> Corn futures climbed as much as 4.6% in Chicago after USDA cut its 2026 US corn yield by more than analysts expected, citing hot weather. The gains outpaced wheat, which was already rising on an attack on a key Russian grain port.

- Date: 2026-08-12 · published 2026-08-12T12:00:00.000Z
- Category: report · region US · magnitude high
- Page: https://feedsoft.ai/events/17932-corn-futures-jump-as-usda-cuts-us-yield-more-than-forecast-bloomberg
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md)

## Why it matters

A larger-than-expected yield cut tightens the US corn balance sheet and supports feed grain prices for buyers. Black Sea disruption adds further upside pressure.

## Read by commodity

- CORN: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2024-06-18 | [US cuts forecast for corn stocks as more grain goes toward ethanol, feed](https://feedsoft.ai/events/29813-us-cuts-forecast-for-corn-stocks-as-more-grain-goes-toward-ethanol-feed.md) | -4.5% | -7.8% |
| CORN | 2025-04-10 | [CBOT corn rally more than justified by US supply cuts](https://feedsoft.ai/events/25065-cbot-corn-rally-more-than-justified-by-us-supply-cuts.md) | +3.1% | -3.3% |
| CORN | 2019-06-11 | [Yield Busters: USDA Report Sends Corn Futures Skyward](https://feedsoft.ai/events/58541-yield-busters-usda-report-sends-corn-futures-skyward.md) | +6.2% | +3.2% |
| CORN | 2023-10-12 | [USDA Further Trims Its Forecasts for US Corn and Soybeans](https://feedsoft.ai/events/13238-usda-further-trims-its-forecasts-for-us-corn-and-soybeans.md) | -0.4% | -1.5% |
| CORN | 2025-01-13 | [Cuts to US and global corn and soy inventory forecasts](https://feedsoft.ai/events/26455-cuts-to-us-and-global-corn-and-soy-inventory-forecasts.md) | +1.7% | +1.8% |

## Sources

- bloomberg.com: https://www.bloomberg.com/news/articles/2026-08-12/corn-surges-as-usda-makes-bigger-than-expected-cut-to-us-yield

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