What is Active sky?
Available for several simulator platforms, Active Sky offers many features for discerning sim pilots
Advanced Realism-Based Weather
Made by pilots, weather enthusiasts and aviation fans, Active Sky is designed to provide the most comprehensive and realistic weather experience for desktop flight simulation.
Global high-fidelity weather data
Using METAR, TAF, SIGMET, AIRMET, Global air model data, tropical storm data, snow depth data and more, with advanced weather data synthesis and interpretation.
Historical Weather with Playback
Dynamically changing historical weather according to real historical temporal changes is available in hourly archives.
Air Effects, Weather tools and more
Turbulences, drafts, gusts, mapping, planning, briefing, voice features, scenarios, comprehensive API, mobile web companion app, customizable options and much more is included!
Choose your Product
Active Sky weather engine products are custom-designed for each simulator
Active Sky FS
EUR23.00
- Now Available!
- Designed specifically for MSFS
- Active Air Effects
- Multiple Depiction Options
- Advanced Historical Weather with Playback
- Requires MSFS PC version on Windows 10 or 11
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Active Sky XP 12
EUR39.99
- Designed for XP12
- Active Air Effects
- Advanced Historical Weather with Playback
- Requires X-Plane 12.04 or later
- Requires Windows 7+ x64
- Advanced Weather for X-Plane 12!
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ActiveSky P3D
EUR39.99
- Supports P3D v4.5 HF3+ and P3D v5.0 HF2+ (includes 5.1, 5.2, 5.3, 5.4 with latest hotfixes)
- Includes Volumetric Cloud Integration Features (check details for limitations)
- Includes Advanced Radar, Air Effects and more
- Comprehensive Localized Weather Areas
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Active Sky P3D v6
EUR39.99
- For the Latest Version of the P3D Simulator
- Integrates with Prepar3D v6's New Atmospheric Engine
- Compatible with Volumetric and Legacy Clouds
- Includes Radar for Legacy Clouds
- Advanced Weather for Prepar3D v6!
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Active Sky XP
EUR29.99
- Air Effects Including Turbulence and more
- Requires X-Plane 11.26 or later
- Requires Windows 7 or later, 64-bit
- Comprehensive, Advanced Weather for X-Plane 11 PC 64 bit
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Active Sky Cloud Art
EUR19.99
- Real-Time Texture Dynamics with AS
- Realistic Cloud and Sky Textures
- Brand new 3D Cloud Structures
- Supports P3D v3, P3D v4, P3Dv5 (non EA-mode), P3D v6 (legacy clouds), FSX and FSX:SE
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AS16 for FSX
EUR29.99
- Compatible with FSX Boxed and FSX:Steam Edition
- In-Cloud Motion Effects
- XGauge Wx + Airborne Radar Simulation
- Advanced Weather Engine for the FSX Platform
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Latest News
ASFS B8874 Update Posted
We’re working on a more comprehensive update, but wanted to get this out to everyone to solve some post-release issues found. B8874 has been posted officially! Please find the download link at our downloads page. This may be installed over the top of your existing installation (ASFS Connector Update will auto launch after logging into the[…]
Active Sky FS Released!
Announcing the long-awaited weather add-on from HiFi for MSFS: Active Sky FS Active Sky FS (ASFS) provides direct MSFS2020 integration to bring the Active Sky weather engine to the MSFS2020 (PC) platform. Focused on comprehensive weather realism simulation, ASFS includes high-fidelity weather data and synthesis, planning, briefing, mapping, live weather, optional historical weather with playback,[…]
Active Sky FS Announced!
Announcing the long-awaited weather add-on from HiFi for MSFS: Active Sky FS Active Sky FS (ASFS) provides direct MSFS2020 integration to bring the Active Sky weather engine to the MSFS2020 (PC) platform. Focused on comprehensive weather realism simulation, ASFS includes high-fidelity weather data, planning, briefing, mapping, live weather, optional historical weather with playback, custom weather,[…]
ASXP12 New Update!
ASXP12 B8795 (Update 013024) is now posted officially! Thanks to all those who help test this initially. This new update includes several new features, enhancements and fixes, and is recommended for all ASXP12 users. Some of the highlights include new Passive weather mode, new Ground snow conditions control, turbulence tuning and enhancement, improved wx data[…]
ASXP12 Official Update 011024
Update 011024 (B8775) has been posted officially for ASXP12! This update brings several fixes and enhancements. Download it now from our downloads page! Changelog: Update 011024 Fixed issue with temperatures forcing to 0C in some cases, causing invalid temperature simulation as well as potential flight stability issues Update 010424 Fixed issue related to historical downloads[…]
ASP6 Update Officially Posted with P3D v6.1 Compatibility
Update 123123 (B8765) Fixed issue with GRIB NOAA download and data processing for cached use resulting in invalid GRIB data/interpolation in data-sparse areas (for example, unintended snow/freezing temps in tropical oceanic areas) Fixed issue with moisture, clouds and precipitation in data-sparse areas related to GRIB data processing Update 121623 (B8750) Updated Navigraph data with AIRAC cycle 2210[…]
ASP6 Released!!!
Active Sky P3D v6 has been officially released and is now available! This new product integrates specifically with the new Prepar3D v6 platform, taking advantage of its new atmospheric engine and various graphical and lighting improvements to provide an enhanced and comprehensive weather experience. ASP6 includes the Active Sky advanced weather engine, proprietary HiFi DataNet[…]
ASP6 Update 090123 Posted
This latest update is the release candidate for ASP6, and includes some fixes for networked installations. All ASP6 Early Access users should get the update now at our downloads page! Changelog Update 090123 Installation process fixes affecting network and new installations Update 082523 Fixes for automatic version support Update 082023 Added P3D v6 6.0.30+ and[…]
ASXP12 Update B8583
The beta version of B8583 has been posted as official on July 18, 2023. If you’ve already updated to 8583 there is no need to update again. Beta Update B8583 has been posted for ASXP12. Thanks for the continued feedback! Get it now from our downloads page! Update 070223 Improved smoothing of turbulence effect when[…]
Active Sky P3D v6 Now Available!
Active Sky P3D v6 integrates specifically with the new Prepar3D v6 platform, taking advantage of its new atmospheric engine and various graphical and lighting improvements to provide an enhanced and comprehensive weather experience. ASP6 includes the Active Sky advanced weather engine, proprietary HiFi DataNet weather network, flight planning and briefing features, mapping, historical weather with[…]
Testimonials
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About US
Refining Weather Accuracy and Realism since 2000!
Active Sky is a comprehensive weather simulation engine for FSX, P3D and now the X-Plane desktop flight simulator platforms. With over 20 years of innovative award-winning development, Active Sky continues its ongoing journey in an ongoing quest to improve the simulated aviation weather experience for everyone. HiFi is comprised of pilots, programmers and artists who share a common passion for aviation, weather and simulation. We strive for the most realistic weather experience possible, always prioritizing function and fidelity above all else. We love what we do and thank all our customers and supporters for enabling us to continue to improve and expand Active Sky!
Innovation
We push the boundaries of what is possible
Integrity
Our values include honesty, openness and collaboration
Customer Focused
Our customers enable us to do what we love, and we do whatever we can to give them the best experience possible
Commitment
We are committed to always improving our products, our company, and our customer service