Edgar G Obie Airport
S71 · Chinook, Montana · Blaine County · map
Edgar G Obie Airport is a public-use airport owned by Blaine CO. Arpt. Comm., 1 mile west of Chinook, Montana, 2,416 feet above sea level. Its one runway, 08/26, is 4,000 feet of asphalt. It has fuel (100LL avgas) and about 12 based aircraft. The FAA counts about 3,700 takeoffs and landings a year.
The airport
- Codes
- FAA S71
- Kind
- Airport · open to the public · publicly owned
- Owner
- Blaine CO. Arpt. Comm.
- Elevation
- 2,416 feet above sea level
- Pattern altitude
- 800 feet above the airport
- Control tower
- No control tower
- Attended
- every day, 7:00 am to 7:00 pm
- Lights
- runway lights see the remarks below; beacon sunset to sunrise
- Fuel
- 100LL avgas
- Repairs
- airframe: minor repairs; engine: minor repairs
- Parking
- tiedown
- On the chart
- Great Falls sectional
- Magnetic variation
- 16E
- In the FAA's files since
- December 1947
Runway
For understanding the field, not for navigation.
| Runway | Length × width | Surface | Lights |
|---|---|---|---|
| 08/26 | 4,000 × 75 ft | Asphalt, good | Medium-intensity lights |
- Runway 26: PAPI, two lights on the left
Radio frequencies
| Common traffic advisory (CTAF) · UNICOM | 122.8 | |
| S71 and aWOS-AV | 118.35 |
Automated weather (AWOS-AV), by phone 406-357-3453.
Based aircraft as counted for the FAA, fiscal year 2024
Takeoffs and landings a year about 3,700, the FAA's fiscal year 2024 (October 2023 to September 2024)
Local flights stay in the traffic pattern or nearby, often practice; travelling flights arrive from or leave for somewhere else. Counts at airports without a tower are the FAA's estimates.
Wind map live wind over the area, from Windy.com
Colours show wind speed, the moving lines its direction; drag the time bar for the coming days. Map and forecast by Windy.com.
Aircraft registered in Chinook from the FAA register
7 aircraft are registered to owners in Chinook, Montana: 7 piston singles. Not every one of them is based at this airport; the based-aircraft count above is the FAA's figure for this airport alone.
Companies and organisations in town with two or more aircraft:
Individuals are counted, never named. All aircraft registered in Montana.
Accidents and incidents at or near this airport NTSB records · 2 since 1982, 0 fatal
Cases the NTSB recorded with this as the nearest airport, newest first. Each opens the full report in plain English.
Nearby within 30 nautical miles
The FAA's remarks as written in the airport file
- Existed prior to 05/15/59.
- Activate PAPI runway 26; medium-intensity runway lights runway 08/26 DAWN-DUSK - the common traffic frequency. After dusk medium-intensity runway lights on continuously until dawn.
- Self service credit card 24/7
- 226 feet above ground level smoke stack 1.1 MI from 26 threshold.
Facts from the FAA's airport file effective October 1, 2026, written out in plain English; weather from the National Weather Service's aviation weather service; registered aircraft from the FAA register as of October 5, 2026; accidents from the NTSB's public database. Owners are shown only when they are an organisation; no person is named. Check the official sources before a flight: this page is for understanding an airport, not for planning one.