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
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2007/02
- Distance from city
- 4 S
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:59 AM | 10:59Z |
| Sunrise | 05:38 AM | 11:38Z |
| Sunset | 09:21 PM | 03:21Z |
| Evening civil twilight Loggable night begins | 10:00 PM | 04:00Z |
Plan a flight from 2MT8
Traffic pattern
- Landing
- Rwy 18
- Pattern
- right (turns right)
- TPA
- 5,600 ft MSL (≈1,000 AGL)
Enter the right downwind for Rwy 18 at 5,600 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 18/36
3,000 ft × 100 ft · Turf- Heading
- n/a
- Traffic pattern
- Right
- Approach obstacle
- Fence, 10 ft, 5 ft from threshold
- Heading
- 277° true
- Traffic pattern
- Left
- Approach obstacle
- Tree, 100 ft, 150 ft from threshold
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 18/36 | 3,000 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| HIA · Whitehall | VORTAC | 113.70 | r087° / 10.6 NM |
| BZN · Bozeman | VOR-DME | 112.40 | r256° / 32.3 NM |
| CPN · Coppertown | VOR-DME | 111.60 | r094° / 36.7 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 2MT8. VFR sectional link above.
Ownership & management
Remarks FAA
- PRVDD VFR PVT USE.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
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 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.
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 on the Comms & NavAids tab.
What is the longest runway at 2MT8?
South Boulder Airport has 1 runway; the longest is 3,000 ft. See the Runways tab 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.