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The Pilots Desk
Small airport

Donald D. Coski Memorial Airport

ICAO U84🇺🇸 Donnelly
Coordinates
44.7255°N, 116.0912°W
Elevation
4,860 ft (1,481 m)
Type
Small airport
Country
🇺🇸 United States
Region
US-ID
Time zone
Boise(UTC-06:00)
Magnetic variation
12.8° E

Daylight today(Jul 14, 2026, local time)

Civil dawn
05:37
Sunrise
06:13
Sunset
21:29
Civil dusk
22:05

About 15h 16m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.

About Donald D. Coski Memorial Airport

Donald D. Coski Memorial Airport is a small airport in Donnelly, United States. It sits at an elevation of 4,860 ft (1,481 m) and has 1 runway, the longest 2,500 ft / 762 m. It observes America/Boise local time. The nearest airport is Boulder Creek Airstrip (44ID), about 1 nm to the ne.

Summary generated from this airport’s structured data — reference only.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (1)

RunwayLengthWidthSurfaceLightingStatus
18 / 362,500 ft / 762 m125 ftTurf-gUnlitOpen

Nearby airports

Boulder Creek Airstrip44ID
1 nm NE (47°)
Elk Ridge AirportUS-5907
3 nm E (92°)
Bear Air AirportID96
3.7 nm NNE (16°)
Cascade Reservoir Private StripUS-0011
4.7 nm S (178°)
Splan Airport2ID5
5.2 nm NNE (20°)
Flying A Ranch AirportID59
5.6 nm N (10°)

Great-circle distance and true bearing from Donald D. Coski Memorial Airport.

Live tracking (FR24) Open in Maps
🇺🇸 More airports in United States📘 Flying in the United States: a pilot's guide

Frequently asked questions

Where is Donald D. Coski Memorial Airport located?

Donald D. Coski Memorial Airport is small airport located in Donnelly, United States, at an elevation of 4,860 ft (1,481 m).

How many runways does Donald D. Coski Memorial Airport have?

Donald D. Coski Memorial Airport has 1 runway, the longest being 2,500 ft / 762 m.

What time zone is Donald D. Coski Memorial Airport in?

Donald D. Coski Memorial Airport is in the America/Boise time zone (UTC-06:00).

What is the magnetic variation at Donald D. Coski Memorial Airport?

The magnetic variation (declination) at Donald D. Coski Memorial Airport is approximately 12.8° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Donald D. Coski Memorial Airport?

The nearest airport to Donald D. Coski Memorial Airport is Boulder Creek Airstrip (44ID), about 1 nm to the ne, followed by Elk Ridge Airport and Bear Air Airport.

Is the information on this page suitable for flight planning?

No. Donald D. Coski Memorial Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.