Airports / KTWM

KTWM — Richard B Helgeson Airport

Two Harbors, US-MN · US · 1,073 ft MSL

IFR Capable

Runways

2 runways · longest 4,400'

06 / 24 Lighted

4,400' × 75'

Surface: Asphalt Headings: 63° / 243° T

15 / 33

2,581' × 150'

Surface: Turf / Grass Headings: 143° / 323° T

A/D 125.450 DULUTH APP/DEP

AWOS 119.325 AWOS 3

CTAF 122.900 CTAF

Select an aircraft to see density altitude estimates

Look up by Tail Number (N-Number) — auto-fills make & model

or select make & model manually

Manufacturer

Model

Outside Air Temp (°C) — blank = ISA standard

What you'll get:

· Density altitude calculation

· Power retained at this elevation/temperature

· Estimated takeoff roll increase

· Climb rate estimate

· Full scenario table (ISA-10 through ISA+40)

Elevation1,073' MSL

Longest Runway4,400'

SurfaceASP

Coordinates 47.049, -91.745

Landing fee unknown

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