# November 2017 La Niña update: She’s back! | NOAA Climate.gov

> NOAA's Climate.gov November 2017 update confirms La Niña conditions and gives a 65-75% chance they continue at least through the winter. It notes this would be the fifth double-dip La Niña in the historical record. The post reviews how the CPC/IRI forecast declares La Niña.

- Date: 2017-11-08 · published 2017-11-08T12:00:00.000Z
- Category: weather · region Global · magnitude low
- Page: https://feedsoft.ai/events/67913-november-2017-la-nina-update-she-s-back-noaa-climate-gov
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md), [Soybeans](https://feedsoft.ai/c/SOY.md), [Wheat (SRW)](https://feedsoft.ai/c/WHEAT.md), [Palm Oil](https://feedsoft.ai/c/PALMOIL.md)

## Why it matters

A winter La Niña raises drought risk for South American crops and the US southern plains, which can support grain and oilseed prices into 2018. The weak strength of the event limits the expected impact.

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2022-11-10 | [November 2022 La Niña update: Let’s get some exercise \| NOAA Climate.gov](https://feedsoft.ai/events/38576-november-2022-la-nina-update-let-s-get-some-exercise-noaa-climate-gov.md) | +1.8% | -5.0% |
| CORN | 2022-10-13 | [October 2022 La Niña update: snack size \| NOAA Climate.gov](https://feedsoft.ai/events/39022-october-2022-la-nina-update-snack-size-noaa-climate-gov.md) | +1.6% | -1.2% |
| CORN | 2021-10-14 | [October 2021 ENSO update: La Niña is here! \| NOAA Climate.gov](https://feedsoft.ai/events/44467-october-2021-enso-update-la-nina-is-here-noaa-climate-gov.md) | +3.2% | +13.8% |
| CORN | 2022-07-14 | [July 2022 La Niña update: comic timing \| NOAA Climate.gov](https://feedsoft.ai/events/40391-july-2022-la-nina-update-comic-timing-noaa-climate-gov.md) | -12.5% | -12.4% |
| CORN | 2024-11-14 | [November 2024 ENSO update: ask me anything \| NOAA Climate.gov](https://feedsoft.ai/events/27324-november-2024-enso-update-ask-me-anything-noaa-climate-gov.md) | +0.2% | +0.4% |
| SOY | 2016-11-10 | [November 2016 La Niña update: Hello, lady! \| NOAA Climate.gov](https://feedsoft.ai/events/73775-november-2016-la-nina-update-hello-lady-noaa-climate-gov.md) | +0.8% | +5.7% |
| SOY | 2022-11-10 | [November 2022 La Niña update: Let’s get some exercise \| NOAA Climate.gov](https://feedsoft.ai/events/38576-november-2022-la-nina-update-let-s-get-some-exercise-noaa-climate-gov.md) | -2.1% | +1.8% |
| SOY | 2022-10-13 | [October 2022 La Niña update: snack size \| NOAA Climate.gov](https://feedsoft.ai/events/39022-october-2022-la-nina-update-snack-size-noaa-climate-gov.md) | -1.7% | +4.6% |

## Sources

- climate.gov: https://www.climate.gov/news-features/blogs/enso/november-2017-la-ni%C3%B1a-update-she%E2%80%99s-back

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