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 061235Z AUTO 20009KT 10SM CLR 03/M03 A3007 RMK AO2
Flight Category
VFR
Wind
200° at 9 kt
Visibility
10+ SM
Temperature
3°C
Dewpoint
-3°C
Altimeter
1018.40 inHg
Cloud Cover
CLR
Nearest weather from KHRF (14 NM away)
Observed 2026-05-06 12:35Z
Nearby Weather Cameras
No camera at 4MT9. Showing nearest cameras.
West Fork Airstrip
SouthEast · Camera 2 · 4 cameras total
10 NM away
Hamilton Airport
NorthWest · Camera 1 · 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.
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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.
Current Conditions
The current flight category at Boulanger Field Airport is VFR (Visual Flight Rules — good flying conditions). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations.
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?
The current flight category at Boulanger Field Airport is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
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.