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S85
Big Sky Field Airport
Official FAA Data Effective 2025-11-27 0901Z
Chart Supplement
AF/D
AF/D
VFR Chart of S85
Sectional Charts at SkyVector.com
IFR Chart of S85
Enroute Charts at SkyVector.com
Location Information for S85
Coordinates: N48°9.21' / W104°30.24'
Located 01 miles NE of Culbertson, Montana on 103 acres of land. View all Airports in Montana.
Surveyed Elevation is 1953 feet MSL.
Operations Data
Airport Use:Open to the public
Activation Date:October 1950
Status:Operational
Control Tower:No
Seg-Circle:Yes
Beacon:White-Green
(Lighted Land Airport)
Wind Indicator:Yes, Lighted
Lighting Schedule:SEE RMK
A.R.T.C.C.:SALT LAKE CITY
F.S.S.:GREAT FALLS
NOTAMs Facility:GTF (NOTAM-D available)
Sectional Chart:BILLINGS
AirspaceAnalysis:NO OBJECTION
Attendance:Unattended
ON CALL ALL HOURS 406-787-6680/0660.
Airport Communications
AWOS-3:120.000 Tel. 406-787-5819
UNICOM:122.800
CTAF:122.800
AWOS-3PT at PO1 (26.4 W):135.325 406-448-2453
AWOS-3PT at SDY (29.8 SE):119.275 406-482-7323
ASOS at XWA (30.9 E):125.925 701-289-3089
Nearby Navigation Aids
IDNameFreqRadial / Range
VOD ISN WILLISTON 116.30 251°30.8
IDNameFreqBearing / Range
Runway 08/26
Dimensions:3800 x 60 feet / 1158 x 18 meters
Surface:Asphalt in Excellent Condition
Weight Limits:S-12
Edge Lighting:Medium Intensity
Runway 08Runway 26
Coordinates:N48°9.21' / W104°30.71'N48°9.21' / W104°29.78'
Elevation: 1952.6 1933.6
Traffic Pattern: Left Left
Markings:Basic in good condition.Basic in good condition.
Glide Slope IndicatorP2L (3.00° Glide Path Angle)
Services Available
Fuel:100LL (blue)
Transient Storage:Tiedowns
Airframe Repair:NONE
Engine Repair:NONE
Bottled Oxygen:NONE
Bulk Oxygen:NONE
Other Services:CROP DUSTING SERVICES,AIR AMBULANCE SERVICES,ANNUAL SURVEYING
Ownership Information
Ownership:Publicly owned
Owner:ROOSEVELT COUNTY & CITY
210 BROADWAY
CULBERTSON, MT 59218
406-787-5271
Manager:ROBERT JASPER
BOX 351
CULBERTSON, MT 59218
406-787-5271
Other Remarks
  • FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
  • 2,876 FT TWRS 3.5 MIS NW.
  • 0LL SELF SERVICE CREDIT CARD 24/7
  • ACTVT MIRL RY 08/26 & PAPI RY 26 - CTAF.
Nearby Airports with Instrument Procedures
IDNameHeading / Distance
Poplar Municipal Airport PO1 Poplar Municipal Airport 267°26.5
Sidney-Richland Regional Airport KSDY Sidney-Richland Regional Airport 154°29.6
Williston Basin International Airport KXWA Williston Basin International Airport 077°30.9
Sher-Wood Airport KPWD Sher-Wood Airport 358°38.3
L M Clayton Airport KOLF L M Clayton Airport 265°43.2
Scobey Airport 9S2 Scobey Airport 316°54.2
Watford City Municipal Airport S25 Watford City Municipal Airport 112°55.0
Circle Town County Airport 4U6 Circle Town County Airport 224°61.5
Dawson Community Airport KGDV Dawson Community Airport 191°62.2
Tioga Municipal Airport D60 Tioga Municipal Airport 077°65.8
Crosby Municipal Airport D50 Crosby Municipal Airport 045°66.9
Beach Airport 20U Beach Airport 163°76.7