Reference only — not for real-world navigation.
KTWM
Richard B Helgeson Airport · Two Harbors
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,073 ft / 327 m
Transition Altitude
18,000 ft
Primary Channel
CTAF 122.90 MHz (CTAF)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Richard B Helgeson Airport (KTWM), located in Two Harbors, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 2 active runways with a maximum elevation of 1,073 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Richard B Helgeson Airport
ICAO / IATA
KTWM / —
Municipality
Two Harbors
Country
Region
US-MN — Minnesota
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
1,073 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 06 / 24
LIGHTED
Runway Length: 4,400 ft / 1,341 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 63° / 243°
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 63° / 243°
RWY 06 (63°)
No ILS / Visual Only
RWY 24 (243°)
No ILS / Visual Only
Runway 15 / 33
UNLIT
Runway Length: 2,550 ft / 777 m
Runway Width: 150 ft / 46 m
Surface Type: Grass
Heading: 143° / 323°
Runway Width: 150 ft / 46 m
Surface Type: Grass
Heading: 143° / 323°
RWY 15 (143°)
No ILS / Visual Only
RWY 33 (323°)
No ILS / Visual Only
A/D DULUTH APP/DEP
125.45 MHz
AWOS AWOS 3
119.33 MHz
CTAF CTAF
122.90 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026