PFKU Koyukuk Airport | Koyukuk, Alaska

Before you fly into PFKU

Conditions

VFR

Good for visual flying

Airport

Non-towered

Self-announce on CTAF

Pattern alt

1,148.9'

MSL · field 148.9' + 1,000 AGL

Favored RWY

RWY 25

H/W +4 · X/W 2 kt L

METAR & TAF PFKU

PFKU does not publish a METAR.

Showing the nearest reporting station: PANU (NULATO) · 12.4 NM away. Conditions at PFKU may differ.

METAR · PANU

Observed 05:56Z

PANU 280556Z AUTO 23004KT 10SM -RA FEW002 BKN080 OVC095 14/13 A2982 RMK AO2 RAB32 SLP008 P0001 60005 T01390133 10206 20133 50004

Wind: 230° @ 4 kt
Visibility: 10 SM
Temp / Dew: 14°C / 13°C
Altimeter: 29.82 inHg
Clouds: OVC
Density alt: 189 ft
Ceiling: 8,000 ft AGL
Rules: VFR

PFKU does not issue a TAF.

Showing the forecast from the nearest station: PAGA (EDWARD G PITKA SR) · 22.0 NM away. Conditions at PFKU may differ.

Forecast · TAF

Valid 28 06:00Z–29 06:00Z

TAF PAGA 280612Z 2806/2906 25015KT 6SM -RA BR BKN007 OVC015 FM281800 24014KT P6SM VCSH BKN020 OVC040

BASEIFR

28 06:00Z–28 18:00Z

Wind: 250° at 15 kt
Visibility: 6 SM
Sky: Overcast 1,500 ft, Broken 700 ft
Weather: light rain, mist

06Z

09Z

12Z

15Z

18Z

21Z

00Z

03Z

06Z

NOW

How to read

The top lane is always the active baseline (BASE + FM). Secondary lanes stack temporary and probabilistic deviations in the order they appear in the TAF.

Tap any pill to see the decoded conditions for that period.

Change indicators

BASEBase

Initial conditions at the start of the forecast.

FMFrom

A new baseline that replaces the previous forecast completely, starting at the stated time.

BECMGBecoming

Conditions change gradually over the window shown. By the end, the new conditions apply.

TEMPOTemporary

Fluctuating conditions lasting less than an hour at a time within the window — not the dominant forecast.

PROB30/40Probability

30 or 40% chance of the conditions occurring within the period. Never combined with BECMG.

Airport info & contacts

Manager on record, flight service, ARTCC, attendance schedule and pattern altitude — published by the FAA and refreshed every 28 days.

Location

From city: 0 NM W
VFR sectional: FAIRBANKS
ARTCC: ZAN · ANCHORAGE
NOTAM facility: FAI (NOTAM-D)

Airport manager

Name: JASON LUNDINGTON
Phone: (907) 451-5280
Address: 2301 PEGER RD, FAIRBANKS AK 99709

Flight service · Hours

FSS FAI: FAIRBANKS907-474-07881-866-248-6516
Attendance: Unattended

Frequencies

Tap any row to copy the frequency to your clipboard.

Advisory / CTAF

Runways & pattern

Full page

Runway & wind

tap a runway

230° · 4 kt

See full METAR & TAF

RWY 25

248°M

Head/Tail

+4 kt

Crosswind

2 kt L

Pattern entry · RWY 25

LEFT TRAFFIC

Runway	Heading (°M)	Length	Surface	Traffic
07/25Favored	68° / 248°	4,000 ft	GRAVEL	Standard L

Runway end performance

End	TORA	TODA	ASDA	LDA	VGSI	Approach lights	Obstruction
07	—	—	—	—	PAPI 4-box left(4°)	—	30', trees, 0' from thr, 130' R of cntrln, slope 0
25	—	—	—	—	—	—	24', trees, 0' from thr, 170' R of cntrln, slope 0

Declared distances in feet. TORA = takeoff run available, TODA = takeoff distance, ASDA = accelerate-stop, LDA = landing distance.

Airport sketch

Runways drawn to scale from FAA survey coordinates, rendered over satellite imagery. Not for navigation.

Top-down satellite sketch of PFKU KOYUKUK in KOYUKUK, ALASKA, showing runways 07/25 drawn to scale over Esri World Imagery

Approaches & charts

RNAV (GPS) RWY 07

PFKU · IAP

RNAV (GPS) RWY 07

PFKU · IAP

Services on the field

Fuel grades, oxygen, maintenance, ramp storage and lighting — as declared to the FAA by the airport operator.

Fuel & services

Fuel: Not available

Ramp & ground

Transient storage: Not published
Landing fee: No fee published
Customs: Not available
Lighting schedule: SEE RMK
Beacon schedule: SEE RMK
Beacon: White / Green (civil land)(WG)
Wind indicator: Lighted
Segmented circle: Yes

Fuel & FBOs

Cheapest 100LL and Jet A on the field and nearby. Always confirm with the FBO before taxi.

Cheapest 100LLNearby

$10.83

PAGA·Crowley Aviation Fuels·22 nm

Cheapest Jet ANearby

$9.13

PAGA·Crowley Aviation Fuels·22 nm

No on-field FBO prices. See nearby fuel options below.

Cheaper nearby (within 50 nm)

100LL$10.83atPAGACrowley Aviation Fuels22 nm
Jet A$9.13atPAGACrowley Aviation Fuels22 nm

Airport notes

Surface conditions, obstructions, local procedures, lighting outages and other notes published with each FAA cycle.

General notes

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

Lighting notes

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

Approach & departure obstructions

07PLASTIC MKRS.
25PLASTIC MKRS.

Other notes

THIS AIRPORT HAS BEEN SURVEYED BY THE NATIONAL GEODETIC SURVEY.
07/25SOFT WHEN WET; RUTS & GRASS ENTIRE LEN.

VFR map & nearby airports

VFR sectional. Tap any ICAO chip to open that airport.

Key facts · PFKU

Answer card

ICAO: PFKU
Name: KOYUKUK
Location: KOYUKUK, ALASKA
Elevation: 148.9 ft MSL
Traffic pattern altitude: 1,148.9 ft MSL (1,000 AGL)
Control tower: Non-towered (use CTAF)
Total runways: 1
Longest runway: 07/25 · 4,000 ft
Published ILS approaches: 0
Published frequencies: 1
Magnetic variation: 11°
Current flight rules: VFR
Current wind: 230° at 4 kt
Favored runway now: RWY 25

Koyukuk Airport sits in Koyukuk, Alaska. Field elevation is 148.9 ft MSL. The airport has one runway. Runway 07/25 is 4,000 ft of gravel, which is the longest runway on the field. There is no control tower. CTAF is 122.9.

No ILS approaches are published here. Pattern altitude is not published, so verify the current Chart Supplement before you fly. For a light piston, plan on the standard 1,000 ft AGL unless the current published data says otherwise. The airport has medium intensity runway lighting on 07 and 25. PAPI and REIL are available on runway 07. The rotating beacon is activated on the CTAF.

This is a cold temperature airport. Altitude correction is required at or below minus 47 degrees Celsius. Runway condition is unmonitored. A visual inspection before landing is recommended. The runway is reported soft when wet. It also has ruts and grass along the full length. Runway 07 and runway 25 have plastic markers. Snow removal operations monitor the CTAF. No on-field FBOs are listed, so contact the airport operator directly or call on CTAF for current service and fuel availability before arrival.

Frequently asked questions

What is the runway at Koyukuk Airport (PFKU)?

PFKU has one runway. Runway 07/25 is 4,000 ft long and paved with gravel. That is the longest runway on the field.

Does Koyukuk Airport have an ILS approach?

No ILS approaches are published for PFKU. Check the current Chart Supplement for the latest approach data before you go.

Is Koyukuk Airport towered?

No. PFKU has no control tower. Use CTAF 122.9 for traffic and airport lighting activation.

What is the pattern altitude at PFKU?

Pattern altitude is not published in the facts provided. Verify the current Chart Supplement before flight. For a light piston, standard practice is 1,000 ft AGL unless published otherwise.

What runway lighting is available at Koyukuk Airport?

Runway 07 and runway 25 have medium intensity runway lighting. PAPI and REIL are available on runway 07. The rotating beacon is activated on the CTAF.

What should I know about runway condition at PFKU?

Runway condition is unmonitored. A visual inspection before landing is recommended. The runway is reported soft when wet. It also has ruts and grass along the full length.

Is there fuel or an FBO on the field at Koyukuk Airport?

No on-field FBOs are listed in the facts provided. Contact the airport operator directly before arrival. Call the field on CTAF for current FBO and fuel availability.

Are there cold weather or snow operations concerns at PFKU?

Yes. This is a cold temperature airport. Altitude correction is required at or below minus 47 degrees Celsius. Snow removal operations monitor the CTAF.

PFKU