St Mary's Hospital Heliport HeliportPrivate
MN33 · Duluth, MN · 860 ft elevation · var 1W · Non-towered
Airport information
- FAA LID
- MN33
- Coordinates
- 46.7938, -92.0978
- Elevation
- 860 ft MSL
- Magnetic variation
- 1W
- Sectional chart
- GREEN BAY
- Airport use
- Private
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- PRINCETON · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- FDC
- Attendance
- ALL ALL
- Beacon
- white-green-yellow (SEE RMK)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1989/01
- Distance from city
- 0 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-23
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:35 AM | 09:35Z |
| Sunrise | 05:15 AM | 10:15Z |
| Sunset | 09:06 PM | 02:06Z |
| Evening civil twilight Loggable night begins | 09:46 PM | 02:46Z |
Plan a flight from MN33
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green-yellow · SEE RMK
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Runway H1/
125 ft × 125 ft · CONC- Heading
- n/a
- Heading
- n/a
| Runway | Length | Your margin |
|---|---|---|
| H1/ | 125 ft |
Communication frequencies
Tower & ground
| UNICOM | 123.05 |
Approach & departure · “Duluth”
| Approach | 124.8 | EHOSI departures |
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (1 frequencies)
| Frequency | Used by |
|---|---|
| 124.8 | EHOSI DP |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| DLH · Duluth | VORTAC | 112.60 | r092° / 4.3 NM |
| LKI · Lakeside | TACAN | 135.40 | r126° / 4.7 NM |
| HIB · Hibbing | VOR-DME | 110.80 | r139° / 39.3 NM |
VFR sectional
No published instrument procedures or Chart Supplement for MN33. VFR sectional link above.
Services
- Fuel available
- Jet A
Ownership & management
Remarks FAA
General
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Lighting
- FOR ROTG BCN CALL 218-720-2392.
- ACTVT OBSTN AND FLOOD LGTS - 123.05.
Obstructions
- HAS 60' BLDG 320' EAST & 70' STACK 400' EAST.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open MN33 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About MN33
St Mary's Hospital Heliport (MN33) is a heliport in Duluth, MN, at 860 ft MSL. It has 1 runway, the longest 125 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for MN33, refreshed from the Aviation Weather Center and FAA NASR.
Does MN33 have a control tower?
No. St Mary's Hospital Heliport is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at MN33?
St Mary's Hospital Heliport has 1 runway; the longest is 125 ft. See the Runways tab for headings, surface, and lighting.
Where is MN33?
St Mary's Hospital Heliport is in Duluth, MN, at an elevation of 860 ft MSL. Coordinates: 46.7938, -92.0978.
Fly out of MN33 often?
Save MN33 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.