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KS85 · Big Sky Field

ICAO · US · 1 NTSB events

ID KS85 FAA S85 Elev 1,954 ft Lat 48° 9.20' N Lon 104° 30.24' W Zulu …

Live conditions

METAR

fetching…

Wind / Visibility

—

Density altitude (now)

—

Decode in METAR tool TAF on AWC ↗ NOTAMs ↗

Aerial view

No FAA diagram published

Imagery © Esri, Maxar, Earthstar Geographics, USDA FSA

Runways

2 runway ends on file. Longest: 3,800 ft. Max gradient: 0.50%

Designator Heading Length Width Surface Lighting Gradient
08 090° 3,800 ft 60 ft ASP Yes 0.50%
26 270° 3,800 ft 60 ft ASP Yes 0.50%

Lengths + headings: in-app airport database. Surface, width, lighting: OurAirports. Gradient: derived from FAA NASR runway-end elevations (NASR's RWY_GRAD field is empty in 99.99% of rows).

Communications · 1 frequencies

  • CTAF CTAF 122.800

Live ATC audio (streaming + archived): Open KS85 on LiveATC ↗

Chart Supplement remarks, plain English · 1 matched · 2 not yet translated

Translations anchored to the FAA text; the raw FAA text is authoritative.

TL;DR

  • ·Pilot-controlled lighting: click mic 7 times on the CTAF to activate MIRL RY 08/26 & PAPI RY 26. Lights stay on 15 minutes — click again to refresh.

Watch for

  • Pilot-controlled lighting: click mic 7 times on the CTAF to activate MIRL RY 08/26 & PAPI RY 26. Lights stay on 15 minutes — click again to refresh.

    pcl ctaf

All translated remarks (1)

  • Pilot-controlled lighting: click mic 7 times on the CTAF to activate MIRL RY 08/26 & PAPI RY 26. Lights stay on 15 minutes — click again to refresh.

    Raw FAA text · airport remarks · operational

    ACTVT MIRL RY 08/26 & PAPI RY 26 - CTAF

Not yet translated · raw FAA text (2 sentences)
  • ·FOR CD CTC SALT LAKE ARTCC AT 801-320-2568. 2,876 FT TWRS 3.5 MIS NW.
  • ·ON CALL ALL HOURS 406-787-6680/0660.

Field profile

Use

Public-use

Ownership

Public

Scheduled service

No

NTSB events

1 NTSB-recorded event on file at this airport .

Operations volume

FAA TAF · history through 2024

2005 2024

Peak: 4,650 ops in 2001

2024 total

4,600

10-yr total

46,000

2024 mix

AC/AT 2% · GA 97% · Mil 1%

Events / million ops

0.0

last 10 years

Fatal / million ops

0.00

approximate · 10-yr scaled

Last 10 years · n=0

No NTSB events at this field in the last decade.

All time · n=1

  • Loss of control 1

Categories rule-matched from NTSB findings and probable-cause text. "Other" = not enough agency text to classify.

Date Aircraft · Classification · Wx Sev
1996-08-05 Stinson 108-3 · Loss of control · VMC · day →

Designees in MT

CFI Flight Instructors 508 A&P Mechanics 1,200 AME Medical Examiners (AME) 20 DME Mechanic Examiners (DME) 3 DPRE Parachute Rigger Examiners (DPRE) 5 DAR-F Manufacturing Airworthiness (DAR-F) 1 DAR-T Maintenance Airworthiness (DAR-T) 4 DER-Y Engineering — Company (DER-Y) 1 DER-T Engineering — Consultant (DER-T) 2 SAE Specialty Aircraft Examiners (SAE) 19 Schools Flight Schools 22 FBO Fixed Base Operators 44 Clubs Flying Clubs 11 Repair Repair / Maintenance Shops 6 EAA EAA Chapters 8

DPEs nearby

Distance is city-centroid to airport, a first cut, not the exam location.

Designee City ST Distance
Austin Jon Greenheck Minot ND 129 nm
Daniel Scott Langford Lewistown MT 211 nm
Alejandro Anduze Billings MT 218 nm
Gregory Bettis Billings MT 218 nm
Jerry Kelvin Lay Billings MT 218 nm
Michael Duane Rath Spearfish SD 222 nm
Dennis Wayne Keesling Sheridan WY 226 nm
Glenn Walter Smith Sheridan WY 226 nm
Lanny Dewitt Guyton Sheridan WY 226 nm
Christopher Lee Farmer Laurel MT 230 nm

Showing 10 closest of ~1,400 DPEs nationwide. Source: FAA Designee Locator.

CFIs nearby

City-centroid distance; ratings as on the FAA certificate.

Instructor City ST Distance
Patrick John Stromberg Reserve MT 27 nm
Richard Todd Hier Lambert MT 28 nm
Bryan John Prevost Lambert MT 28 nm
George Francis Hilton Iv Sidney MT 30 nm
Charles John Doyle Williston ND 34 nm
Thomas Matthew Sando Williston ND 34 nm
Aaron Edward Anderson Grenora ND 36 nm
Clayton Alan Vine Wolf Point MT 46 nm
Carter Eldon Jensen Flaxville MT 47 nm
Charles Timothy Trower Scobey MT 53 nm

Showing 10 closest of ~70,900 active CFIs nationwide. Source: FAA Airmen Certification Database.

A&P mechanics nearby

City-centroid distance. A = airframe, P = powerplant, IA = inspection authorization.

Mechanic City ST Distance
Stephen Louis Hampton Culbertson MT 1 nm
David Richard Soto Bainville MT 11 nm
Steven Gale Harper Bainville MT 11 nm
Brian Casey Myers Jr Bainville MT 11 nm
Gregory Jess Gonsioroski Brockton MT 16 nm
Dace Adam Buxbaum Fairview MT 26 nm
Ronald Roy Bouchard Lambert MT 28 nm
Richard Todd Hier Lambert MT 28 nm
Dallas Gerald O'Connor Poplar MT 28 nm
Dallas Tracy O'Connor Poplar MT 28 nm

Showing 10 closest of ~248,300 certificated mechanics nationwide. Source: FAA Airmen Certification Database.

Repair stations nearby

By airport location.

Shop Distance
Rapid Avionics, Inc.
Rapid City, SD
 254 nm
Dustin's Aircraft Maintenance and Upholstery
Great Falls, MT
 275 nm
Pristine Jets
Belgrade, MT
 307 nm
Million Air Bozeman
Belgrade, MT
 307 nm
Montana Aviation Maintenance, LLC
Cut Bank, MT
 315 nm
Kindred Aircraft Maintenance
Kindred, ND
 318 nm
JL Aerospace
Three Forks, MT
 320 nm
Atlas Aero Service
Casper, WY
 326 nm
Natrona Avionics, LLC
Casper, WY
 326 nm
Park Rapids Avionics
Park Rapids, MN
 390 nm

Showing 10 closest of ~400 geocoded shops in the repair-station directory. Source: AOPA business listings.