---
format: "aidr-story-markdown/v1"
id: "8dfaa84d0cb212f1538ce88645df1e391e4ba517621add2ae7b35a40ddb281ba"
canonical_url: "https://aidr.today/8dfaa84d?lang=en"
title: "HiRO-ACEv2: Simulating extreme weather at 3 km resolution for a fraction of the cost"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
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published_at: "2026-10-14T08:00:00.000Z"
category: "Models"
topics: ["inference"]
source_urls: ["https://allenai.org/blog/hiro-acev2","https://huggingface.co/blog/allenai/hiro-acev2"]
summary: "HiRO-ACEv2 captures extreme rain, wind, and pressure events at 3 km resolution for about 1/300th the cost of X-SHiELD, making detailed global climate simulations more accessible to researchers."
---

# HiRO\-ACEv2: Simulating extreme weather at 3 km resolution for a fraction of the cost

> [Open the canonical story](<https://aidr.today/8dfaa84d?lang=en>)

**Published:** 2026-10-14T08:00:00.000Z
**Category:** Models
**Topics:** inference

## Summary

HiRO\-ACEv2 captures extreme rain, wind, and pressure events at 3 km resolution for about 1/300th the cost of X\-SHiELD, making detailed global climate simulations more accessible to researchers\.

## Sources

- [Story source](<https://allenai.org/blog/hiro-acev2>)
- [Story source](<https://huggingface.co/blog/allenai/hiro-acev2>)