AI · alternatives · 2026

24 alternatives to GenCast

Accurate AI-generated weather forecasts up to 15 days ahead

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. GenCast launched in 2024; newer entries below may have overtaken it.

1
Weather Lab▲177
Predicting cyclone paths & intensity 15 days ahead
2025 · accounts.google.com · its alternatives →
2
HyperCast 2.0▲73
The next generation of weather forecasting.
2019 · its alternatives →
3
MetaCast▲9
The world's most accurate weather forecast
2025 · its alternatives →
4
Rainbow AI▲606
Precise precipitation forecasting app
2023 · its alternatives →
5
WeatherNext By Google▲282
Google's most advanced weather forecasting AI technology
2025 · its alternatives →
6
WeatherNext 2 by Google DeepMind ▲147
Google's most advanced and efficient forecasting model
Nov 2025 · deepmind.google · its alternatives →
7
LockedIn▲134
Fast, Accurate Forecasting with your Excel Data
2024 · its alternatives →
8
Forecast▲167
A community for crowdsourced predictions. Made by Facebook.
2020 · its alternatives →
9
WeatherNext 3▲129
Our most advanced and accurate global weather AI model
5d ago · blog.google · its alternatives →
10
Forecast▲85
Introducing the new visual perspective on your schedule
2018 · its alternatives →
11LA
Live AI based global weather forecast▲12
2023 · earth.atmo.ai · its alternatives →
12
Forecast▲98
Tame every project in a single place
2018 · its alternatives →
13
Obviously AI Time Series▲104
Predict business critical outcomes, down to a specific date
2022 · its alternatives →
14
Weather Me Good▲99
ChatGPT based weather predictions based on your travel plans
2023 · its alternatives →
15
SafeWaters.ai▲150
A weather app, for sharkiness: Shark Attack Risk Forecasts
2023 · its alternatives →
16AC
All Clear Weather – creating new live weather datasets with ML▲57
2018 · allclearweather.com · its alternatives →
17
Horizon▲87
Sunset prediction webapp
2023 · its alternatives →
18UA
Unplugg: An automated Forecasting API for timeseries data▲100
2017 · unplu.gg · its alternatives →
19
Weather Lab▲7
Cyclone prediction & analysis
2025 · storm-path-seer.vercel.app · its alternatives →
20WV
Weatherspread, visualizing recent weather and tourism data▲5
I (Max) built this web app with two friends (Tristan and Shelby) to aid in planning travel and events. Usually you plan things far enough out (say, 3-6 months) that there’s no reliable forecast. So historical data is your best bet. We’ve observed that the last few years is a much better indicator of what the weather will be like than most data sources which aggregate from 1900 or even 1950. We’ve also added tourism stats, and synced it to weather data. This has been particularly eye-opening. It lets us see when a country experiences over-tourism (e.g., Croatia and Austria) relative to its…
2025 · weatherspread.com · its alternatives →
21
Global Weather Pro▲16
Stunning, AI-powered weather widgets for your WordPress site
2025 · globalweatherpro.com · its alternatives →
22
Cloudnerd▲69
Predict the weather by scanning clouds
2022 · its alternatives →
23GC
Gribstream.com – Historical Weather Forecast API▲71
Hello! I'd like share about my sideproject https://gribstream.com It is an API to extract weather forecasting data from the National Blend of Models (NBM) https://vlab.noaa.gov/web/mdl/nbm and the Global Forecast System (GFS) https://www.ncei.noaa.gov/products/weather-climate-models/gl... . The data is freely available from AWS S3 in grib2 format which can be great but also really hard (and resource intensive) to work with, especially if you want to extract timeseries over long periods of time based on a few coordinates. Being able…
2024 · gribstream.com · its alternatives →
24
SpotCast▲9
Your spot, your weather in one tap.
Jun 2026 · spotcast.evident-ai.org · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →