PFKU/KYU Weather Koyukuk Airport

Koyukuk, AlaskaElevation 149 ftSmall airport

OFF-FIELD REFERENCE

Nearest report: PANU · 13 NM SW · 7 min old

Ceiling 4,200 ft, visibility 10 SM.

No on-field report, so no field flight category. Conditions at the field may differ.

OFF-FIELD REFERENCE · PANU

WIND

180@8

steady

VISIBILITY

10 SM

16.1 km

CEILING

4,200 ft

lowest BKN/OVC

FAA: no delays reported at KYU.

Source: FAA System Operations (ASWS). Operational status only; verify with official FAA sources and NOTAMs.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind from 180° at 9 kt, visibility 8 SM, temperature 4C. Treat this as supplemental, not an aviation observation. Forecast suggests this afternoon chance light rain, high near 40F, low near 37F, 100% chance of precipitation. Key risks: strong winds in the forecast.

PILOT WEATHER NOTES

Strong winds in the forecastWeather.gov

Monday: winds up to 26 kt. Re-check crosswind components closer to departure.

Day	Conditions	Temp F	Wind	Gusts	Precip	Pilot note
This Afternoon	Chance Light Rain	40/37	S 13 kt	–	100%
Monday	Light Rain Likely then Mostly Cloudy	43/37	S 13 kt	26 kt	70%	Strong winds in the forecast
Tuesday	Light Rain Likely	42/34	S 9 kt	–	70%
Wednesday	Light Snow Likely then Rain And Snow	42/32	SE 9 kt	–	90%
Thursday	Rain And Snow	41/36	SE 9 kt	–	93%
Friday	Rain And Snow Likely	41/33	SE 9 kt	–	71%
Saturday	Chance Rain And Snow	39/28	S 4 kt	–	41%

Source: National Weather Service (office AFG). Forecast issued 2342Z.

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RUNWAYS & WIND

1 runway

WIND

No on-field weather data

No reporting weather station on the field, so wind components cannot be computed. See nearby stations below.

RUNWAYS

Runway detail & declared distances

1 runway · longest 4,000 ft

07/25

Dimensions

4,000 x 75 ft

Surface

Gravel (good)

Edge lights

MED

RWY 0779°T

REILYes

VGSIPAPI (P4L)

Traffic patternLeft

RWY 25259°T

Traffic patternLeft

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

149 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset

0232Z 6:32 PM

Sunrise

1758Z 9:58 AM

Loggable night

0325Z (7:25 PM local) → 1705Z (9:05 AM local)

end of evening to start of morning civil twilight

Position lights required

0232Z (6:32 PM local) → 1758Z (9:58 AM local)

sunset to sunrise (91.209)

Night passenger currency

0332Z (7:32 PM local) → 1658Z (8:58 AM local)

1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Koyukuk Airport is in Koyukuk, Alaska. Field elevation 149 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

OwnershipPublicly owned

UseOpen to the public

TypeSmall airport

Airline serviceYes

ManagerJASON LUNDINGTON

Manager phone(907) 451-5280

AttendedUNATNDD

CHARTS & AIRSPACE

ICAO / IATAPFKU / KYU

SectionalFAIRBANKS

Center (ARTCC)ANCHORAGE

Flight service (AFSS)FAIRBANKS

RegionAlaska

CountryUnited States

Coordinates64.8761, -157.7270

Distance from city0 NM W

SERVICES & LIGHTING

Control towerNon-towered

Field lightingSee remarks

BeaconSee remarks · White-green (lighted land airport)

CTAF122.900

FREQUENCIES

Communications

122.900

CTAF

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

PFKU has no on-field report. Nearest reporting station: PANU (13 NM SW, VFR).

PANU Nulato Airport

13 NM SW

VFR

PAGA Edward G. Pitka Sr Airport

PAKK Koyuk Alfred Adams Airport

87 NM W

MVFR

AIRPORT REMARKS

Operational remarks

›COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -47C.

›PLASTIC MKRS.

›ACTVT ROTG BCN - CTAF.

›THIS AIRPORT HAS BEEN SURVEYED BY THE NATIONAL GEODETIC SURVEY.

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

›SOFT WHEN WET; RUTS & GRASS ENTIRE LEN.

›SNOW REMOVAL OPS MNT CTAF.

›RWY COND UNMNT; RCMND VISUAL INSP PRIOR TO LNDG.

OFFICIAL LINKS & SOURCES

↗Official METAR on AviationWeather.gov

↗Search NOTAMs (official FAA NOTAM Search)

↗Wikipedia

↗PFKU on OurAirports

FREQUENTLY ASKED

Does PFKU have a METAR?

No on-field METAR is issued for PFKU. This page uses the nearest reporting station as a reference.

Does PFKU have a TAF?

No TAF is issued directly for PFKU. Use the nearest TAF-issuing field as a planning reference.

What is the field elevation at PFKU?

PFKU sits at 149 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for PFKU?

No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.

This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.