Airport information
- FAA LID
- 48S
- Coordinates
- 48.5661, -108.7730
- Elevation
- 2,643 ft MSL
- Magnetic variation
- 16E
- Sectional chart
- BILLINGS
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- GREAT FALLS
- NOTAM facility
- GTF
- Attendance
- UNATNDD
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1940/04
- Distance from city
- 3 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:30 AM | 10:30Z |
| Sunrise | 05:13 AM | 11:13Z |
| Sunset | 09:21 PM | 03:21Z |
| Evening civil twilight Loggable night begins | 10:03 PM | 04:03Z |
Loggable night (§1.1)
10:03 PM → 04:30 AM
Night currency (§61.57)
10:21 PM → 04:13 AM
Plan a flight from 48S
Runway 11/29
4,100 ft × 75 ft · Asphalt (Excellent) 11
- Heading
- 109° mag · 125° true
- Markings
- basic
- Traffic pattern
- Left
29
- Heading
- 289° mag · 305° true
- Markings
- basic
- VGSI
- 2-light PAPI (left) (3°)
- Traffic pattern
- Left
Runway 15/33
1,933 ft × 120 ft · Turf (Poor) 15
- Heading
- 149° mag · 165° true
- Traffic pattern
- Left
33
- Heading
- 329° mag · 345° true
- Traffic pattern
- Left
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| CTAF | 122.9 |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| HVR · Havre | VOR-DME | 111.80 | r071° / 39.7 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns, hangars
- Other services
- Agricultural
Ownership & management
Owner
BLAINE CO-CITY OF HARLEM
BLAINE COUNTY ARPT CMSN, CHINOOK, MT
406-357-3250
Manager
ROD WAGNER
PO BOX 427, HARLEM, MT
(406) 580-7379
Remarks FAA
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
- ACTVT MIRL RY 11/29 & PAPI RY 29 - CTAF.
- TELEPHONES AVBL IN TERMINAL BLDG. PUSH BUTTON LOCK ON DOOR. KEY 122.9 TO ENTER BLDG.
- MKD WITH WHITE CONES SPACED 200 FT. MOST CONES MISG.
- RWY 15/33 HAS LRG GOPHER HOLES AND TALL GRASS THRUT.
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 48S in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.