Big Sky Medical Center HeliportPrivate
4MT7 · Big Sky, MT · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-21 · night begins 07:54 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:41 AM | 12:41Z |
| Sunrise | 07:11 AM | 13:11Z |
| Sunset | 07:25 PM | 01:25Z |
| Evening civil twilight Loggable night begins | 07:54 PM | 01:54Z |
Plan a flight from 4MT7
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
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Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| H1/ | 40 ft |
Prefer one flat page? Full runway details for 4MT7 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 4MT7 kneeboard →
Comms & NavAids
Nearby navigation aids
BZN 112.40
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| BZN · Bozeman | VOR/DME | 112.40 · 71X | High | r173° / 32 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 4MT7 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 4MT7
- Coordinates
- 45.2606, -111.3001
- Elevation
- 6,276 ft MSL
- Sectional chart
- GREAT FALLS
- Airport use
- Private
- Control tower
- No
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- GREAT FALLS · 122.3 · 1-800-WX-BRIEF
- Attendance
- 12 365 24
- Segmented circle
- No
- Activated
- 2016/02
- Distance from city
- 1 E
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
Nearby airports
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Also nearby: MT94 Ousel Falls (private) (1 NM) · 37MT Yellowstone Club (private) (3 NM) · MT16 High Alpine (private) (4 NM) · 1MT0 Nine Quarter Circle Ranch (private) (12 NM) · MT68 Montfort Ranch (private) (18 NM)
About 4MT7
Big Sky Medical Center (4MT7) is a heliport in Big Sky, MT, at 6,276 ft MSL. It has 1 runway, the longest 40 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4MT7, refreshed from the Aviation Weather Center and FAA NASR.
Does 4MT7 have a control tower?
No. Big Sky Medical Center is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 4MT7?
Big Sky Medical Center has 1 runway; the longest is 40 ft. See the Runways section for headings, surface, and lighting.
Where is 4MT7?
Big Sky Medical Center is in Big Sky, MT, at an elevation of 6,276 ft MSL. Coordinates: 45.2606, -111.3001.
More about 4MT7
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 4MT7 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.
Something here wrong or out of date? Report a data problem.