FSX / P3D scenery

FSX Williamson County Regional Airport Scenery

Williamson County Regional Airport (KMWA) in Marion, Illinois comes to life with upgraded terminal structures, refined runway and apron textures, custom lighting for confident night taxiing, and detail-rich object placement that improves ground flow and approaches. Built for Microsoft Flight Simulator X, it also aligns signage, layout elements, and local landmarks for authentic southern Illinois context.

3/5 (1) 256 downloads 475.28 KB Scanned clean United States of America
Flight Simulator X Prepar3D

This freeware rendition of Williamson County Regional Airport (KMWA), located in Marion, Illinois (IL), USA, integrates carefully enhanced terminal structures, custom lighting arrays, and detail-rich object placements. Created by Jimmy R. Martin, this scenery package optimizes the airfield’s immersion for those utilizing Microsoft Flight Simulator X. Subtle yet significant changes refine the visual environment and correct various layout elements, making approaches and ground activity more realistic.

Enhanced Airfield Components

  • Primary and Secondary Runways: Upgraded textures ensure smooth transitions between runway, taxiway, and apron surfaces.
  • Apron Configurations: Additional static objects enrich the atmosphere, replicating the local feel of Marion, Illinois.
  • Optimized Lighting: Custom illuminations modernize night flying operations and enable clearer taxi guidance.
  • Scenery Integration: Placement of region-specific landmarks contextualizes the airport within southern Illinois.

Screenshot of Williamson County Regional Airport during the day.

Screenshot of Williamson County Regional Airport during the day.

A Personal Anecdote from the Developer

Back in 1964, while I served as Minister of Music and Education for Pleasant Ridge Baptist Church, our Sunday School materials were delayed in shipment. I volunteered to accompany the pastor’s son, Charlie Dollar, in a Cessna 172 flight to Nashville to pick up the supplies. On the return leg, the aircraft began to backfire severely. We attempted to contact KMWA’s tower but received no initial response.

Switching to the emergency frequency on 121.5 connected us with KCGI, who then informed us that KMWA’s tower radio had been disabled by a lightning strike and suggested using their ground channel. Upon touchdown, we allowed the engine to cool fully, and following a successful test run, we took off again. The mechanics on site had some reservations, but I assured them of my familiarity with field landings.

We eventually arrived at Greenville, Illinois, where a mechanic greeted us in a rather heated manner. He hopped into the cockpit to verify the plane’s condition and nearly lost control upon takeoff. After landing with a somewhat pale expression, he decided to ferry the aircraft back to St. Louis and reevaluate his recent overhaul work.

— Jimmy R. Martin

Screenshot of Williamson County Regional Airport at night.

Screenshot of Williamson County Regional Airport at night.

Further Technical Improvements

  • Taxiway Signage Adjustments: Ensures correct routing and minimizes confusion near the airport’s main ramp.
  • Ground Frequency Updates: Reflects an accurate communication setup, consistent with modern FAA conventions.
  • Regional Context: Incorporates subtle farmland and small-town scenery elements that characterize Williamson County’s environment.

Ready to download Williamson County Regional Airport Scenery?

Free for all simmers · 475.28 KB · Scanned clean

File information

Filename
kmwa_marionil.zip
File size
475.28 KB
Virus scan
Clean (scanned with ClamAV)
Access
Freeware
Content rating
Everyone

Download speed: Free tier is capped at 0.5 Mbps. PRO members download at full line speed.

How to install this mod

FSX / P3D scenery
  1. Extract the downloaded archive

    Use 7-Zip (free) or WinRAR to extract the ZIP to a temporary folder. Don't install while still zipped — the simulator can't read inside ZIP files.
  2. Place scenery in Addon Scenery

    Create a folder under FSX\Addon Scenery\ containing scenery and texture sub-folders.
  3. Activate in Scenery Library

    In FSX, go to Settings → Scenery Library → Add Area. Higher priority means it overrides lower entries for the same location.
  4. Always read the included readme

    Every mod ships with a readme.txt or README file. It tells you exactly where files go, what dependencies are needed, and any quirks specific to this add-on.

Finding the scenery

Use these coordinates to fly directly to this location once the mod is installed.

FSX / Prepar3D coordinates (or generate a flight plan)
37.75000000,-88.77000000
Decimal degrees
37.750000°, -88.770000°
Degrees, minutes, seconds
37° 45' 00.000" N 88° 46' 12.000" W

Launch FSX or Prepar3D and use Flights → Load to open the downloaded .pln file. Your aircraft will be positioned at this location.

What’s inside this archive

The archive kmwa_marionil.zip has 19 files and directories contained within it.

File Contents

This list displays the first 500 files in the package. If the package has more, you will need to download it to view them.

Filename/Directory File Date File Size
AirNav KMWA - Williamson County Regional Airport.url03.16.11123 B
file_id.diz03.18.11128 B
KMWA.txt03.16.11128 B
PS0127.jpg03.18.1156.88 kB
PS0128.jpg03.18.1191.80 kB
ramp lights.txt01.25.11458 B
README.txt03.16.111.84 kB
scenery03.18.110 B
KMWA_ADEX_JTM.ad2.ad203.16.11150.42 kB
KMWA_ADEX_JTM.BGL03.16.1110.29 kB
KMWA_jRm_IS.bgl03.18.114.40 kB
RampLight_Library.bgl01.11.0530.63 kB
Thumbs.db05.14.06208.50 kB
texture03.18.110 B
ESDG_ramp.BMP01.09.0532.07 kB
ESDG_ramp_lm.BMP01.09.0532.07 kB
KMWA_Marion IL03.18.110 B
flyawaysimulation.txt10.29.13959 B
Go to Fly Away Simulation.url01.22.1652 B

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