Bert Mooney Airport
BTM · KBTM · Butte, MT · Non-towered · Print kneeboard
FAA airport diagramView full size ↓ 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 09:30 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:42 AM | 11:42Z |
| Sunrise | 06:16 AM | 12:16Z |
| Sunset | 08:56 PM | 02:56Z |
| Evening civil twilight Loggable night begins | 09:30 PM | 03:30Z |
Plan a flight from KBTM
Past 24 hours category · wind · ceiling · visibility trends
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Density altitude today projected curve · departure window · takeoff roll
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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 12LEFT traffic
- Heading
- 117° mag · 129° true
- Dimensions
- 5,100 × 75 ft
- TPA
- 6,600 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- Lights
- 2-light PAPI (left) (4°)
- CTAF
- 123.0
Enter the left downwind (heading 297°) on the 45° at 6,600 ft MSL (≈1,000 AGL).
More details — RWY 12
- Threshold elev
- 5,521 ft
- Markings
- basic
- Approach obstacle
- Road, 16 ft, 560 ft from threshold, 275 ft R of centerline — 22:1 slope to clear
- Threshold crossing height
- 41 ft
- TDZ elevation
- 5,534 ft
- Declared TORA/TODA/ASDA/LDA
- 5,100 / 5,100 / 5,100 / 5,100 ft
- End lights
- REIL
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 12/30 | 5,100 ft | |
| 15/33 | 9,000 ft |
Prefer one flat page? Full runway details for KBTM → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KBTM kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
“Butte”Taxi & takeoff
“Butte”Also
By procedure & sector (1 frequencies)
| Frequency | Used by |
|---|---|
| 338.3 | BUTTE RCAG (LOW/HIGH) |
Source: FAA NASR (current 28-day cycle).
Instrument landing systems
RWY 15
| Runway | ILS |
|---|---|
| RWY 15 | ILS/DME · CAT I · LOC 110.9 (BEY) · GS 3.71° |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
CPN 116.05 · HIA 113.70
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| CPN · Coppertown | VOR/DME | 116.05 · 107Y | Low | r098° / 11.4 NM |
| HIA · Whitehall | VOR/DME | 113.70 · 84X | High | r274° / 14.8 NM |
Prefer one flat list? All KBTM frequencies →
Charts & procedures
Lowest minimums here: ILS with vertical guidance · VFR sectional →
Airport info
From the field
Do you run KBTM, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.
Airport information
- ICAO / IATA
- KBTM / BTM
- Coordinates
- 45.9548, -112.4970
- Elevation
- 5,550 ft MSL
- Magnetic variation
- 12E
- Sectional chart
- GREAT FALLS
- Airport use
- Public
- Control tower
- No
- Airspace
- Class E
- Weather station
- ASOS · 135.175 · ☎ 406-494-1870
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- GREAT FALLS · 122.2, 122.3 · 1-800-WX-BRIEF
- FSS outlet
- RCO → Great Falls Radio (24)
- NOTAM facility
- BTM
- Attendance
- ALL DAWN-DUSK
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- FAR 139 class
- I A
- Landing fee
- Yes
- Activated
- 1940/04
- Distance from city
- 3 SE
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT MALSR RWY 15; REIL RWY 12 & 30; PAPI RWY 12 & 30; VASI RWY 33; MIRL RWY 15/33 & 12/30 - CTAF. PAPI RWY 15 OPR CONSLY. on 123.0 — Chart Supplement ↗
Runway lighting aids — 12: 2-light PAPI (left) · 30: 2-light PAPI (left) · 15: 4-light PAPI (left) + MALSR · 33: VASI.
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Fuel available
- 100, 100LL, Jet A
- Bottled oxygen
- HIGH/LOW
- Bulk oxygen
- HIGH/LOW
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Air freight, Charter, Instruction, Rental, Aircraft sales
Ownership & management 2 contacts
Remarks FAA · 12 notes
General
- DEER IN VICINITY OF AIRPORT.
- SNOW REMOVAL OPS IN PROGRES DURING PERIODS OF SNOW.
- COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -24C.
- FOR CD IF UNA TO CTC ON FSS FREQ, CTC SALT LAKE ARTCC AT 801-320-2568.
- TWY D RSTD TO ACFT WITH WINGSPAN LESS THAN 100 FT WO PPR, CALL APMGR 406-494-3771.
Runways
- PCR VALUE: 210/F/A/X/T
- PCR VALUE: 510/F/A/X/T
- PAPI UNUSBL BYD 5 DEG RIGHT OF RCL.
- PAPI RSTRD TO 2.1 NM FM RWY 30 THLD DUE TO HIGH TERRAIN. PAPI UNUSBL BYD 2 DEG RIGHT OF RCL.
- DO NOT USE VASI BYD 1.5 MI DUE TO HIGH TERRAIN.
- SURFACE CONDITIONS UNMONITORED BETWEEN MIDNIGHT AND 5 A.M.
Lighting
- ACTVT MALSR RWY 15; REIL RWY 12 & 30; PAPI RWY 12 & 30; VASI RWY 33; MIRL RWY 15/33 & 12/30 - CTAF. PAPI RWY 15 OPR CONSLY.
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Nearby airports
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Also nearby: MT41 Jefco Skypark Airport (private) (17 NM) · 3U3 Bowman Field (20 NM) · MT62 Jefferson River Airport (22 NM) · 3U9 Boulder Airport (22 NM) · 02T Wise River Airport (23 NM) · MT43 Klies Air Strip (private) (24 NM)
About KBTM
Bert Mooney Airport (BTM · KBTM) is an airport in Butte, MT, at 5,550 ft MSL. It has 2 runways, the longest 9,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KBTM, refreshed from the Aviation Weather Center and FAA NASR.
Does KBTM have a control tower?
No. Bert Mooney Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at KBTM?
Bert Mooney Airport has 2 runways; the longest is 9,000 ft. See the Runways section for headings, surface, and lighting.
Where is KBTM?
Bert Mooney Airport is in Butte, MT, at an elevation of 5,550 ft MSL. Coordinates: 45.9548, -112.4970.
Fly out of KBTM often?
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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 KBTM 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.