Expanded Weather2 Dynamics
Expanded Weather2 Dynamics is a NeoForge 1.21.1 addon for Weather2 that adds deeper tornado dynamics, radar tools, SPC-style outlooks, fictional TOR/SVR alerts, damage surveys, and survival-friendly storm damage.
Screenshots
About this Mod
Expanded Weather2 Dynamics is a NeoForge 1.21.1 addon for Weather2 that expands severe storms with deeper tornado dynamics, radar tools, storm alerts, SPC-style risk outlooks, and survival-friendly storm damage.
This addon keeps Weather2 as the core weather system, while adding extra server-side behavior, visuals, blocks, and configuration for more intense severe-weather gameplay.
Features
Dynamic tornado width, bending, merging, satellite tornadoes, and anti-cyclonic tornado support
Supercell structure visuals with hook/circulation-aware radar behavior
Radar block, anemometer, weather alert siren, SPC risk block, and damage surveyor
Automatic fictional EF-style damage survey results with tornado IDs and track display
Tree debarking, stronger ground scouring, cycloidal marks, and capped terrain damage
Fictional TOR/SVR warning system and SPC-style outlook categories
Multiplayer-focused server-authoritative behavior and configurable performance limits
Advancements, recipes, loot tables, textures, and survival-placeable weather tools
Required
Minecraft 1.21.1
NeoForge
Weather2
CoroUtil
Note
All alerts, survey ratings, SPC outlooks, and warning products are fictional in-game systems. They are not official real-world weather information.
Forge is experimental; you may experience bugs.
Vynvortex has tried this mod https://youtu.be/VItPN36mLlc?is=ibDZ_jkiBIYRdS2X
Available Versions
How to Install Expanded Weather2 Dynamics on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set forge Loader
In the panel under "Egg", select the forge loader and matching Minecraft version (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Expanded Weather2 Dynamics". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1, 1.20.1
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Expanded Weather2 Dynamics server crashes on startup – what to do?
Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.
Is Expanded Weather2 Dynamics compatible with forge and neoforge?
Expanded Weather2 Dynamics officially supports forge, neoforge for Minecraft 1.21.1, 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Expanded Weather2 Dynamics – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Expanded Weather2 Dynamics consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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