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PMW Extra!

by Hezi

PMW Extra! reworks the storm behavior of ProtoManly's Weather on NeoForge 1.21.1, adding new storm features and a /storm command set.

NeoForgeAll rights reserved1.21.1

What it does

Forward Flank downdrafts now produce outward-flowing wind that can be destructive depending on storm strength, lapse rate and humidity, and they also generate lightning. Hail size is scaled from humidity and mid-level lapse rates. Rainy supercells get a stronger windfield while dry supercells get a weaker one.

Storms receive a new precipitation bias that is applied at spawn and still responds to the surrounding environment. Supercells no longer share one radar look: their appearance varies with hail strength, humidity, precipitation bias, size and stage, and sizes run from 70% to 140%. Areas of high overcast form temperature inversions aloft, which raises CINH and lowers tornado probability.

The mod requires ProtoManly's Weather. Files are published for NeoForge only, for 1.21.1, under All rights reserved, and the license is not open source.

Key features

  1. Downdraft wind and lightning

    Forward Flank downdrafts push wind outward from their center and generate lightning.

  2. Scaled hail

    Hail strength follows humidity and mid-level lapse rates instead of a fixed setting.

  3. Varied supercell radar

    Supercell radar shapes change with hail, humidity, precipitation bias, size and storm stage.

  4. Storm commands

    The /storm commands spawn storms without size or wind speed limits and accept a chosen X and Z position.

Compatibility

Latest build for each game version and loader.

1.21.10.2.1
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Requirements

Dependencies declared by the latest file for each loader.

Required 1

ProtoManly's WeatherRaymarched weather, thunderstorms, tornadoes, etc!
Required

How it compares

Full comparison

Aeronautics x Protomanly is a NeoForge build for 1.21.1 that is client and server and under All rights reserved. W2+PMW Weather EAS is also NeoForge for 1.21.1, client and server, under All rights reserved. WeatherPhysics is NeoForge for 1.21.1, client and server, and released under the MIT License, so its code is open to reuse, which PMW Extra! does not offer.

ModLoadersGame versionsEnvironmentUpdated
PMW Extra!NeoForge1.21.1Not published2026-08-21
Aeronautics x ProtomanlyNeoForge1.21.1Client and server2026-08-05
W2+PMW Weather EASNeoForge1.21.1Client and server2026-07-08
WeatherPhysicsNeoForge1.21.1Client and server2026-10-12

Questions

Does PMW Extra! need ProtoManly's Weather?

Yes. ProtoManly's Weather is a required dependency, and PMW Extra! is built on top of it.

Which game versions does PMW Extra! support?

Only 1.21.1 is listed, with NeoForge 0.2.1 as the latest file, published on 2026-08-21.

In the catalog

PMW Extra! is one of 8,499 Technology mods on ModsFinder, and one of 3,557 Technology mods for NeoForge. 32,366 mods support Minecraft 1.21.1.

More from Hezi

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What the author says

- Places with high overcast now create temperature inversions aloft, this increases CINH and decreases tornado probability New /storm commands that allow you to spawn storms with no size or wind speed limits. You can now also choose the X,Z coordinate of where you want the storm to be spawned
Hezi, on the Modrinth page

Official listing

Owner
Hezi
Published
2025-09-22
Updated on Modrinth
2026-08-21
Facts verified
2026-10-15

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