Mathew81 - Cinematic Sky HDRI Pack – 10 Seamless 8K Cloudscapes (HDR, PNG, UE5)

A collection of 10 high-quality cinematic sky HDRIs, designed for realistic lighting and professional environments in Unreal Engine, Unity, and offline rendering workflows.

Watch this VIDEO to see all 10 example levels.

Each sky has been carefully crafted to deliver natural light behavior, balanced dynamic range, and clean color response, making them ideal for both real-time and cinematic use.

This pack focuses on dramatic yet believable cloud formations, including soft daylight atmospheres, high-contrast cloudscapes, and rich sunset lighting

All HDRIs are fully seamless equirectangular panoramas, ensuring smooth environment rotation with no visible seams or distortion.

🔧 Technical Details

  • Resolution: 8192 × 4096 (8K)

  • Format:

    • HDR (.hdr) – full dynamic range lighting

    • PNG (.png) – preview / lightweight usage

  • Projection: Equirectangular (2:1)

  • Lighting: Physically usable for environment lighting and reflections

🎮 Included Versions

  • ✔ HDR files (lighting-ready)

  • ✔ PNG versions (optimized previews)

  • ✔ Unreal Engine 5 project with ready-to-use HDRI Backdrop setup

⚡ Use Cases

  • Unreal Engine 5 environments

  • Unity skyboxes

  • Archviz lighting

  • Cinematic rendering

  • Product visualization

  • VFX / compositing

  • 2d panoramic backgrounds

📦 Pack Contents

  • 10 unique HDRI sky environments

  • Multiple lighting conditions (clear, dramatic, sunset, cloud-dense)

  • Consistent quality across all assets