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 · tomorrow.io · its alternatives →
3
MetaCast▲9
The world's most accurate weather forecast
2025 · its alternatives →
4
Rainbow AI▲595
Precise precipitation forecasting app
2023 · rainbow.ai · its alternatives →
5
WeatherNext By Google▲282
Google's most advanced weather forecasting AI technology
2025 · deepmind.google · its alternatives →
6
LockedIn▲134
Fast, Accurate Forecasting with your Excel Data
2024 · app.roadmap-tech.com · its alternatives →
7AC
All Clear Weather – creating new live weather datasets with ML▲57
2018 · allclearweather.com · 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
Sep 2026 · blog.google · its alternatives →
10
Forecast▲85
Introducing the new visual perspective on your schedule
2018 · its alternatives →
11
Forecast▲98
Tame every project in a single place
2018 · its alternatives →
12
Obviously AI Time Series▲104
Predict business critical outcomes, down to a specific date
2022 · obviously.ai · its alternatives →
13
Weather Me Good▲99
ChatGPT based weather predictions based on your travel plans
2023 · weathermegood.com · its alternatives →
14
ForecastAI▲78
Budget forecasting made simple
2021 · forecastai.app · its alternatives →
15
Weather▲83
Weather chrome extension using ForeCast.io API
2015 · chromewebstore.google.com · its alternatives →
16
SafeWaters.ai▲150
A weather app, for sharkiness: Shark Attack Risk Forecasts
2023 · safewaters.ai · its alternatives →
17
Relearning to code after 20 years▲85
Explore global weather forecasts on interactive maps with temperature, wind, and precipitation overlays. 16-day outlooks for cities worldwide, powered by NOAA GFS.
2014 · weather-explorer.com · its alternatives →
18
EBNF Specification of the BBC Shipping Forecast▲136
EBNF specification of the BBC's shipping forecast. Contribute to jamespwilliams/ebnf-shipping-forecast development by creating an account on GitHub.
2022 · github.com · its alternatives →
19
tomorrow▲81
A weather service powered by Twitter
2021 · its alternatives →
20
Horizon▲87
Sunset prediction webapp
2023 · its alternatives →
21
RealWeather.Tech▲3
AI Powered Real Weather Search
2019 · its alternatives →
22
Weather Lab▲7
Cyclone prediction & analysis
2025 · storm-path-seer.vercel.app · its alternatives →
23
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 →
24
Global Weather Pro▲16
Stunning, AI-powered weather widgets for your WordPress site
2025 · globalweatherpro.com · 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 →