0
Runways
0
Frequencies
0
Procedures
0
NOTAMs
Quick Facts
ICAO
4MT9
FAA
4MT9
Elevation
3,891 ft MSL
Runways
0
Frequencies
0
Tower
No
Fuel
N/A
Coordinates
46.030, -114.185
Airport Information
Facility Type
AIRPORT
Elevation
3,891 ft MSL
Control Tower
No
Fuel Types
None listed
Coordinates
46.0303, -114.1850
Current Weather
METAR KHRF 131615Z AUTO 00000KT 23/07 A2972 RMK AO2
Wind
0° at 0 kt
Temperature
23°C
Dewpoint
7°C
Altimeter
1006.50 inHg
Nearest weather from KHRF (14 NM away)
Observed 2026-05-13 16:15Z
Nearby Weather Cameras
No camera at 4MT9. Showing nearest cameras.
West Fork Airstrip
South · Camera 3 · 4 cameras total
10 NM away
Hamilton Airport
SouthEast · Camera 3 · 4 cameras total
14 NM away
12 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Active NOTAMs
No active NOTAMs for 4MT9.
Nearby Airports in Montana
Nearest airports
- 36MT — 16 RANCH
GRASS RANGE
- 36MT — 16 RANCH
GRASS RANGE
- 47MT — 66 RANCH AIRSTRIP
ENNIS
- 47MT — 66 RANCH AIRSTRIP
ENNIS
- 17MT — ABEL RANCH
KALISPELL
Montana airports
4MT9 Operational Overview
Location & Facility
Boulanger Field Airport (4MT9) is a airport located in Darby, Montana, United States. The field sits at an elevation of 3,891 feet above mean sea level (MSL) at coordinates 46.0303°N, 114.1850°W.
Communications & Operations
Boulanger Field Airport is a non-towered (pilot-controlled) field.
Weather Cameras
3 FAA Weather Cameras are available near Boulanger Field Airport, providing real-time visual weather conditions updated every 10 minutes. AeroCopilot integrates these cameras with AI-powered weather analysis to help pilots assess visibility and ceiling conditions before departure.
Frequently Asked Questions
What is 4MT9?
4MT9 is the ICAO identifier for Boulanger Field Airport, a public-use airport located in Darby, Montana, United States.
How many runways does Boulanger Field Airport have?
Boulanger Field Airport (4MT9) has 0 runways. See the runway table above for dimensions and surface types.
What is the elevation of 4MT9?
The field elevation of Boulanger Field Airport is 3,891 feet above mean sea level (MSL).
Is fuel available at 4MT9?
No fuel types are currently listed for Boulanger Field Airport. Contact the FBO directly for availability.
What are the current weather conditions at 4MT9?
Current weather data is updated when a new METAR is available. Check this page for the latest observation.
Are there active NOTAMs at 4MT9?
There are currently no active NOTAMs for Boulanger Field Airport.
How do I access complete data for 4MT9?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for Boulanger Field Airport.
Where is Boulanger Field Airport located?
Boulanger Field Airport (4MT9) is located in Darby, Montana, United States, at an elevation of 3,891 ft MSL.
Does 4MT9 have weather cameras?
4MT9 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.