South Boulder Airport Private

2MT8 · Cardwell, MT · Non-towered · Print kneeboard

Elevation
4,560 ft MSL
Longest runway
3,000 ft 18/36
Runway
1

Nearby now

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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
EventLocal (MDT)UTC
Morning civil twilight
Loggable night ends
05:40 AM11:40Z
Sunrise06:14 AM12:14Z
Sunset08:53 PM02:53Z
Evening civil twilight
Loggable night begins
09:27 PM03:27Z
Loggable night (§1.1)
09:27 PM → 05:40 AM
Night currency (§61.57)
09:53 PM → 05:14 AM

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

5,000 ftNxw 270°downwind 000°base 090°final 180°45° entry1836

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).

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

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
NavAidTypeFreq · chRangeRadial / 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
Owner
JEAN E. DEMING
463 MT HWY 359, CARDWELL, MT
406-490-5799
Manager
JEAN E. DEMING
463 MT HWY 359, CARDWELL, MT
406-490-5799
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.

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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.