WxDecoder

1AK5 Weather Offshore Systems-Kenai Heliport

Nikiski, AlaskaElevation 150 ftHeliport
OFF-FIELD REFERENCE
Nearest report: PAEN · 10 NM S · 46 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · PAEN
WIND
180@9
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
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 10 SM, temperature 6.7C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight patchy fog then mostly cloudy, low near 40F, 6% chance of precipitation. Key risks: strong winds in the forecast.

PILOT WEATHER NOTES
Strong winds in the forecastWeather.gov
Tonight: winds up to 26 kt. Re-check crosswind components closer to departure.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Patchy Fog then Mostly Cloudy 40 S 26 kt – 6% Strong winds in the forecast
Monday Mostly Sunny 45/36 SW 26 kt – 3%
Tuesday Partly Sunny 40/34 NE 9 kt – 3%
Wednesday Chance Light Snow 43/38 NE 4 kt – 57%
Thursday Light Rain Likely 44/39 NE 9 kt – 78%
Friday Light Rain Likely 46/39 SE 13 kt – 70%
Saturday Chance Light Rain 44/37 SE 9 kt – 40%
Sunday Chance Rain And Snow 42 NE 4 kt – 26%

Source: National Weather Service (office AER). Forecast issued 0238Z.

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RUNWAYS & WIND
Crosswind calculator
No runway layout is available for 1AK5. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

3 runways · longest 40 ft

H2
Dimensions
40 x 40 ft
Surface
Concrete
Edge lights
PERI
RWY H2
H1
Dimensions
40 x 40 ft
Surface
Concrete
Edge lights
PERI
RWY H1
H3
Dimensions
40 x 40 ft
Surface
Concrete
Edge lights
PERI
RWY H3

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

FIELD CONDITIONS

Field elevation

Field elevation
150 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0225Z 6:25 PM
Sunrise
1714Z 9:14 AM
Loggable night
0310Z (7:10 PM local) → 1629Z (8:29 AM local)
end of evening to start of morning civil twilight
Position lights required
0225Z (6:25 PM local) → 1714Z (9:14 AM local)
sunset to sunrise (91.209)
Night passenger currency
0325Z (7:25 PM local) → 1614Z (8:14 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

Offshore Systems-Kenai Heliport is in Nikiski, Alaska. Field elevation 150 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeHeliport
ManagerMIKE PEEK
Manager phone907-776-5551
AttendedContinuous (24 hours)
CHARTS & AIRSPACE
ICAO / IATA1AK5
SectionalANCHORAGE
Center (ARTCC)ANCHORAGE
Flight service (AFSS)KENAI
RegionAlaska
CountryUnited States
Coordinates60.7389, -151.3116
Distance from city1 NM NW
SERVICES & LIGHTING
Control towerNon-towered
Field lightingSunset to sunrise
CTAF122.700
UNICOM123.050
FREQUENCIES

Communications

122.700
CTAF
CTAF
123.050
UNICOM
UNICOM

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

AIRCRAFT ACTIVITY

1AK5 traffic patterns

2026-06-12 to 2026-10-23, 68 days observed · data 2026-10-23

High confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
3.8
AVG OPS/DAY
8.1
Activity trend over 18 days: falling, from 9 to 7 operations per dayOperations trend (18 days)

Busiest day: Tue · Busiest month: Sep

FLEET MIX
Helicopter 96%Unknown 4%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›B212 (Helicopter) · ~82 landings/mo
›UNKN (Unknown) · ~4 landings/mo
›B407 (Helicopter) · ~2 landings/mo
›B06 (Helicopter) · ~0 landings/mo
›T206 (Piston single) · ~0 landings/mo
LIKELY BASED AIRCRAFT
Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly rotorcraft.

›B212 (Helicopter)
›B407 (Helicopter)

This is an estimate based on repeated flight patterns, not registration data. Do not rely on it to identify specific aircraft or owners.

Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

1AK5 has no on-field report. Nearest reporting station: PAEN (10 NM S, VFR).

PAEN Kenai Municipal Airport
10 NM S
VFR
PASX Soldotna Airport
18 NM SE
VFR
PANC Ted Stevens Anchorage International Airport
47 NM NE
MVFR
PAMR Merrill Field
51 NM NE
MVFR
PAED Elmendorf Air Force Base
54 NM NE
MVFR
PAFR Bryant Army Airfield
58 NM NE
MVFR
AIRPORT REMARKS

Operational remarks

›SEE AIRSPACE LETTER DATED JUNE 2 1992 FOR CONDITIONS.
›HEIDI HATCH.
›100 FT TWR 500 FT E OF HELIPADS.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗1AK5 on OurAirports
FREQUENTLY ASKED
Does 1AK5 have a METAR?
No on-field METAR is issued for 1AK5. This page uses the nearest reporting station as a reference.
Does 1AK5 have a TAF?
No TAF is issued directly for 1AK5. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 1AK5?
1AK5 sits at 150 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 1AK5?
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.