Koyukuk Airport

KYU · PFKU · Koyukuk, AK · Non-towered · Print kneeboard

Elevation
149 ft MSL
Longest runway
4,000 ft 07/25
Runway
1
Mag var
11E

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-04 · night begins 01:00 AM
EventLocal (AKDT)UTC
Morning civil twilight
Loggable night ends
04:10 AM12:10Z
Sunrise05:40 AM13:40Z
Sunset11:32 PM07:32Z
Evening civil twilight
Loggable night begins
01:00 AM09:00Z
Loggable night (§1.1)
01:00 AM → 04:10 AM
Night currency (§61.57)
12:32 AM → 04:40 AM

Plan a flight from PFKU

Winds aloft NOAA forecast · 3,000 to 53,000 ft

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Advisories

NOTAMs

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Pilot reports

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Airspace hazards

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Runways

5,000 ftNMNxw 158°downwind 068°base 338°final 248°45° entry2507

RWY 25LEFT traffic

Heading
248° mag · 259° true
Dimensions
4,000 × 75 ft
TPA
1,100 ft MSL (≈1,000 AGL) · standard
Surface
GRAVEL
CTAF
122.9

Enter the left downwind (heading 068°) on the 45° at 1,100 ft MSL (≈1,000 AGL).

More details — RWY 25
Threshold elev
149 ft
Markings
nonstandard
Approach obstacle
Trees, 24 ft, 0 ft from threshold, 170 ft L of centerline
TDZ elevation
149 ft

Condition: Good. Edge lights: Med.

Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Prefer one flat page? Full runway details for PFKU → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the PFKU kneeboard →

Comms & NavAids

Communication frequencies

Taxi & takeoff

“Galena”
CTAF
122.9

Also

Flight service
122.2 127.0 LOW
By procedure & sector (1 frequencies)
FrequencyUsed by
290.2GALENA RCAG (LOW)

Source: FAA NASR (current 28-day cycle).

Nearby navigation aids

GAL 114.80
NavAidTypeFreq · chRangeRadial / Dist magnetic
GAL · Galena VOR/DME 114.80 · 95X High r277° / 25.7 NM

Prefer one flat list? All PFKU frequencies →

Charts & procedures

Airport
Approaches
Departures
Minimums

Lowest minimums here: RNAV (GPS) with vertical guidance · VFR sectional →

Airport info

Airport information

ICAO / IATA
PFKU / KYU
Coordinates
64.8761, -157.7270
Elevation
149 ft MSL
Magnetic variation
11E
Sectional chart
FAIRBANKS
Airport use
Public
Control tower
No
ARTCC
ANCHORAGE (ZAN)
Flight service (FSS)
FAIRBANKS · 122.2 · 1-800-WX-BRIEF
NOTAM facility
FAI
Attendance
UNATNDD
Beacon
white-green (SEE RMK)
Segmented circle
Yes
Wind indicator
lighted
Airport phone
907-474-0788
Activated
1949/11
Distance from city
0 W

Night operations

Airport lighting
SEE RMK
Rotating beacon
white-green · SEE RMK
Pilot-controlled lighting
ACTVT ROTG BCN - CTAF.; ACTVT PAPI RWY 07; REIL RWY 07; MIRL RWY 07/25 - CTAF.; SNOW REMOVAL OPS MNT CTAF. on 122.9Chart Supplement ↗

Runway lighting aids — 07: 4-light PAPI (left).

FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.

Ownership & management 2 contacts
Owner
ALASKA DOT&PF NORTHERN REGION
NORTHERN REGION, 2301 PEGER RD, FAIRBANKS, AK
(907) 451-5280
Manager
JASON LUNDINGTON
2301 PEGER RD, FAIRBANKS, AK
(907) 451-5280
Remarks FAA · 8 notes

General

  • SNOW REMOVAL OPS MNT CTAF.
  • RWY COND UNMNT; RCMND VISUAL INSP PRIOR TO LNDG.
  • COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -47C.

Runways

  • PLASTIC MKRS.
  • PLASTIC MKRS.
  • SOFT WHEN WET; RUTS & GRASS ENTIRE LEN.

Lighting

  • ACTVT ROTG BCN - CTAF.
  • ACTVT PAPI RWY 07; REIL RWY 07; MIRL RWY 07/25 - CTAF.

Nearby airports

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Also nearby: 1KC Kalakaket Creek AS Airport (private) (36 NM)

About PFKU

Koyukuk Airport (KYU · PFKU) is an airport in Koyukuk, AK, at 149 ft MSL. It has 1 runway, the longest 4,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for PFKU, refreshed from the Aviation Weather Center and FAA NASR.

Does PFKU have a control tower?

No. Koyukuk Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.

What is the longest runway at PFKU?

Koyukuk Airport has 1 runway; the longest is 4,000 ft. See the Runways section for headings, surface, and lighting.

Where is PFKU?

Koyukuk Airport is in Koyukuk, AK, at an elevation of 149 ft MSL. Coordinates: 64.8761, -157.7270.

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Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open PFKU in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.