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The Pilots Desk
Small airport

Peterson Ranch Airport

ICAO MT77🇺🇸 Highwood
Coordinates
47.6087°N, 110.9065°W
Elevation
3,340 ft (1,018 m)
Type
Small airport
Region
US-MT
Time zone
Denver(UTC-06:00)
Magnetic variation
11.4° E

Daylight today(Jul 22, 2026, local time)

Civil dawn
05:12
Sunrise
05:50
Sunset
21:12
Civil dusk
21:49

About 15h 22m 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 Peterson Ranch Airport

Peterson Ranch Airport is a small airport in Highwood, United States. It sits at an elevation of 3,340 ft (1,018 m) and has 3 runways, the longest 2,040 ft / 622 m. It observes America/Denver local time. The nearest airport is Horner Field (MT40), about 14.7 nm to the w.

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 (3)

RunwayLengthWidthSurfaceLightingStatus
17 / 352,040 ft / 622 m50 ftTurfUnlitOpen
05 / 232,000 ft / 610 m50 ftTurfUnlitOpen
07 / 25800 ft / 244 m50 ftTurfUnlitOpen

Nearby airports

Great-circle distance and true bearing from Peterson Ranch 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 Peterson Ranch Airport located?

Peterson Ranch Airport is small airport located in Highwood, United States, at an elevation of 3,340 ft (1,018 m).

How many runways does Peterson Ranch Airport have?

Peterson Ranch Airport has 3 runways, the longest being 2,040 ft / 622 m.

What time zone is Peterson Ranch Airport in?

Peterson Ranch Airport is in the America/Denver time zone (UTC-06:00).

What is the magnetic variation at Peterson Ranch Airport?

The magnetic variation (declination) at Peterson Ranch Airport is approximately 11.4° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Peterson Ranch Airport?

The nearest airport to Peterson Ranch Airport is Horner Field (MT40), about 14.7 nm to the w, followed by Prill Field and Fort Benton Airport.

Is the information on this page suitable for flight planning?

No. Peterson Ranch Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.