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Harlem Airport

48S · Harlem, MT · 2,643 ft elevation · var 16E · Towered

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

EventLocal (MDT)UTC
Morning civil twilight
Loggable night ends
04:30 AM10:30Z
Sunrise05:13 AM11:13Z
Sunset09:21 PM03:21Z
Evening civil twilight
Loggable night begins
10:03 PM04:03Z
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)

Edge lights: Med. Weight bearing: Single wheel 12.5k.

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

ServiceFrequencyNotes
CTAF122.9

Nearby navigation aids

NavAidTypeFreqRadial / Dist magnetic
HVR · HavreVOR-DME111.80r071° / 39.7 NM

Chart Supplement FAA A/FD

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Preview Chart Supplement Open the Chart Supplement PDF

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.

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.