Archive · 21 Nov 2025
Google's AI Weather Model: Faster, More Accurate Forecasts
Google's new AI weather model, WeatherNext 2, makes forecasts faster and more accurate.
It can predict weather up to 15 days in advance and update hourly.
This helps people plan their day and businesses make decisions.
You'll see these forecasts on Google Maps, Search, and other apps.
Google launches WeatherNext 2, an upgraded AI weather model
Forecasts up to 8x faster and 99.9% accurate for most variables
Generates predictions in under a minute, previously hours on supercomputers
Offers hourly updates and 15-day forecasts, attracting consumers and businesses
Integrated into Google Maps, Search, Gemini, and Pixel Weather, with early-access program for tailored models
- Who
- What
- Launched WeatherNext 2, an upgraded AI weather model
- When
- Recently
- Where
- Globally, integrated into Google's products
- Why
- To provide faster and more accurate weather forecasts
Traditional Physics-Based Models
AI-Based Models like WeatherNext 2
Computational Power
Traditional Physics-Based Models
Require immense computational power
AI-Based Models like WeatherNext 2
More efficient, generating predictions in under a minute
Forecast Generation
Traditional Physics-Based Models
Simulate atmospheric physics to produce results
AI-Based Models like WeatherNext 2
Identify patterns from historical weather observations
Forecast Range
Traditional Physics-Based Models
Typically up to 7 days
AI-Based Models like WeatherNext 2
Up to 15 days with hourly updates
- Model Name
- WeatherNext 2
- Speed Improvement
- Up to 8x faster
- Accuracy Improvement
- 99.9% for most variables
- Forecast Range
- Up to 15 days
- Update Frequency
- Hourly
- Integration
- Google Maps, Search, Gemini, Pixel Weather
- Early-Access Program
- Available for tailored forecasting models