# La Nina Development Has Potential to Affect Crops in US, South America

> The Southern Oscillation Index 30-day and 90-day running averages both sit above the La Nina threshold of +7.00 as of Sept. 8. This signals La Nina development in the Pacific, with the pattern expected to affect weather from September through December.

- Date: 2021-09-09 · published 2021-09-09T12:00:00.000Z
- Category: weather · region Global · magnitude medium
- Page: https://feedsoft.ai/events/44986-la-nina-development-has-potential-to-affect-crops-in-us-south-america
- Commodities: [Soybeans](https://feedsoft.ai/c/SOY.md), [Corn](https://feedsoft.ai/c/CORN.md)

## Why it matters

La Nina typically brings drier conditions to Argentina and southern Brazil and can affect US crops, tightening South American soybean and corn supply and supporting prices.

## Read by commodity

- SOY: bullish ▲
- CORN: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| SOY | 2022-02-10 | [La Nina Continues to Affect South American Corn and Soybeans](https://feedsoft.ai/events/13744-la-nina-continues-to-affect-south-american-corn-and-soybeans.md) | -0.5% | +6.6% |
| SOY | 2021-01-26 | [Dry Crop Season in South America to Continue](https://feedsoft.ai/events/48975-dry-crop-season-in-south-america-to-continue.md) | +1.6% | +4.7% |
| SOY | 2021-08-26 | [Column: La Nina's return could threaten South American crops, again](https://feedsoft.ai/events/45427-column-la-nina-s-return-could-threaten-south-american-crops-again.md) | -5.1% | -4.6% |
| SOY | 2020-11-30 | [Will La Niña Impact South America's Grains Crops? \| CZ app](https://feedsoft.ai/events/50005-will-la-nina-impact-south-america-s-grains-crops-cz-app.md) | -2.4% | +5.3% |
| SOY | 2022-12-15 | [La Nina Pattern Continues Through December for South America](https://feedsoft.ai/events/38162-la-nina-pattern-continues-through-december-for-south-america.md) | -0.1% | +3.8% |
| CORN | 2022-02-10 | [La Nina Continues to Affect South American Corn and Soybeans](https://feedsoft.ai/events/13744-la-nina-continues-to-affect-south-american-corn-and-soybeans.md) | -0.0% | +11.8% |
| CORN | 2021-01-26 | [Dry Crop Season in South America to Continue](https://feedsoft.ai/events/48975-dry-crop-season-in-south-america-to-continue.md) | +5.1% | +1.5% |
| CORN | 2021-08-26 | [Column: La Nina's return could threaten South American crops, again](https://feedsoft.ai/events/45427-column-la-nina-s-return-could-threaten-south-american-crops-again.md) | -4.6% | -11.0% |

## Sources

- dtnpf.com: https://www.dtnpf.com/agriculture/web/ag/news/article/2021/09/09/la-nina-development-potential-affect

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