# Officially Official, La Nina has Developed

> The Australian Bureau of Meteorology has declared La Niña conditions in effect, following the US Climate Prediction Center's declaration in late October. Models suggest the event will be brief, peaking around the new year and fading to neutral by spring in the Northern Hemisphere.

- Date: 2021-11-23 · published 2021-11-23T12:00:00.000Z
- Category: weather · region Global · magnitude medium
- Page: https://feedsoft.ai/events/43974-officially-official-la-nina-has-developed
- Commodities: [Soybeans](https://feedsoft.ai/c/SOY.md), [Corn](https://feedsoft.ai/c/CORN.md)

## Why it matters

A confirmed La Niña points to drier conditions in Argentina and southern Brazil and a drier southern US, which can support soybean and corn prices if dryness materializes. The short expected duration limits the upside.

## Read by commodity

- SOY: bullish ▲
- CORN: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| SOY | 2024-02-08 | [El Nino waning, La Nina to develop in second half of 2024](https://feedsoft.ai/events/31586-el-nino-waning-la-nina-to-develop-in-second-half-of-2024.md) | -1.6% | -2.7% |
| SOY | 2021-09-09 | [La Nina Development Has Potential to Affect Crops in US, South America](https://feedsoft.ai/events/44986-la-nina-development-has-potential-to-affect-crops-in-us-south-america.md) | +1.9% | -2.3% |
| SOY | 2021-08-24 | [CPC Increases the Odds of La Niña Development and Issues Official Fall Forecast \| CropWatch \| Nebraska](https://feedsoft.ai/events/45486-cpc-increases-the-odds-of-la-nina-development-and-issues-official-fall-forecast.md) | +0.8% | -1.5% |
| SOY | 2026-05-14 | [US forecaster says El Nino has 82% chance of developing by July \| Reuters](https://feedsoft.ai/events/19187-us-forecaster-says-el-nino-has-82-chance-of-developing-by-july-reuters.md) | -1.3% | -8.2% |
| SOY | 2020-09-10 | [La Nina develops during peak hurricane season \| National Oceanic and Atmospheric Administration](https://feedsoft.ai/events/51040-la-nina-develops-during-peak-hurricane-season-national-oceanic-and-atmospheric.md) | +3.2% | +7.3% |
| CORN | 2024-02-08 | [El Nino waning, La Nina to develop in second half of 2024](https://feedsoft.ai/events/31586-el-nino-waning-la-nina-to-develop-in-second-half-of-2024.md) | -1.4% | +1.6% |
| CORN | 2021-09-09 | [La Nina Development Has Potential to Affect Crops in US, South America](https://feedsoft.ai/events/44986-la-nina-development-has-potential-to-affect-crops-in-us-south-america.md) | +1.3% | -2.3% |
| CORN | 2021-08-24 | [CPC Increases the Odds of La Niña Development and Issues Official Fall Forecast \| CropWatch \| Nebraska](https://feedsoft.ai/events/45486-cpc-increases-the-odds-of-la-nina-development-and-issues-official-fall-forecast.md) | -0.4% | -10.1% |

## Sources

- dtnpf.com: https://www.dtnpf.com/agriculture/web/ag/blogs/ag-weather-forum/blog-post/2021/11/23/officially-official-la-nina-2

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