South Boulder Airport Private
2MT8 · Cardwell, MT · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 09:27 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:40 AM | 11:40Z |
| Sunrise | 06:14 AM | 12:14Z |
| Sunset | 08:53 PM | 02:53Z |
| Evening civil twilight Loggable night begins | 09:27 PM | 03:27Z |
Plan a flight from 2MT8
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 18RIGHT trafficRP · charted
- Heading
- 180° true
- Dimensions
- 3,000 × 100 ft
- TPA
- 5,600 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the right downwind (heading 000°) on the 45° at 5,600 ft MSL (≈1,000 AGL).
More details — RWY 18
- Approach obstacle
- Fence, 10 ft, 5 ft from threshold
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 18/36 | 3,000 ft |
Prefer one flat page? Full runway details for 2MT8 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 2MT8 kneeboard →
Comms & NavAids
Nearby navigation aids
HIA 113.70 · BZN 112.40 · CPN 116.05
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| HIA · Whitehall | VOR/DME | 113.70 · 84X | High | r087° / 10.6 NM |
| BZN · Bozeman | VOR/DME | 112.40 · 71X | High | r256° / 32.3 NM |
| CPN · Coppertown | VOR/DME | 116.05 · 107Y | Low | r094° / 36.7 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 2MT8 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 2MT8
- Coordinates
- 45.8151, -111.9259
- Elevation
- 4,560 ft MSL
- Sectional chart
- GREAT FALLS
- Airport use
- Private
- Control tower
- No
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- COLUMBIA · 122.1R, 122.6 · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2007/02
- Distance from city
- 4 S
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: MT41 Jefco Skypark Airport (private) (9 NM) · MT36 Ottertail Lake Airport (private) (10 NM) · 9S5 Three Forks Airport (15 NM) · MT42 Hasskamp STOLport (18 NM) · MT62 Jefferson River Airport (21 NM) · RVF Ruby Valley Field (23 NM)
About 2MT8
South Boulder Airport (2MT8) is an airport in Cardwell, MT, at 4,560 ft MSL. It has 1 runway, the longest 3,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 2MT8, refreshed from the Aviation Weather Center and FAA NASR.
Does 2MT8 have a control tower?
No. South Boulder Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 2MT8?
South Boulder Airport has 1 runway; the longest is 3,000 ft. See the Runways section for headings, surface, and lighting.
Where is 2MT8?
South Boulder Airport is in Cardwell, MT, at an elevation of 4,560 ft MSL. Coordinates: 45.8151, -111.9259.
Fly out of 2MT8 often?
Save 2MT8 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.
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 2MT8 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.