WxDecoder

RK77 Weather C 331 Heliport

Maekguk, Gangwon Teukbyeoljachi-do (Gangwon Special Self-Governing Province)Elevation 321 ftHeliport
OFF-FIELD REFERENCE
Nearest report: RKNY · 43 NM E · 57 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 · RKNY
WIND
250@5
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer

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RUNWAYS & WIND
Crosswind calculator
No runway layout is available for RK77. Enter a runway number or heading to estimate wind components.
FIELD CONDITIONS

Field elevation

Field elevation
321 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0839Z 5:39 PM
Sunrise
2147Z 6:47 AM
Loggable night
0906Z (6:06 PM local) → 2120Z (6:20 AM local)
end of evening to start of morning civil twilight
Position lights required
0839Z (5:39 PM local) → 2147Z (6:47 AM local)
sunset to sunrise (91.209)
Night passenger currency
0939Z (6:39 PM local) → 2047Z (5:47 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

C 331 Heliport is in Maekguk, Gangwon Teukbyeoljachi-do (Gangwon Special Self-Governing Province). Field elevation 321 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeHeliport
CHARTS & AIRSPACE
ICAO / IATARK77
RegionGangwon Teukbyeoljachi-do (Gangwon Special Self-Governing Province)
CountrySouth Korea
Coordinates37.9386, 127.7706
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

RK77 has no on-field report. Nearest reporting station: RKNY (43 NM E, VFR).

RKNY Yangyang International Airport
43 NM E
VFR
RKSS Gimpo International Airport
52 NM SW
VFR
RKSO Osan Air Base
62 NM SW
VFR
RKSG Camp Humphreys (A-511) Desiderio Army Airfield
68 NM SW
VFR
RKSI Incheon International Airport
69 NM SW
VFR
RKTU Cheongju International Airport/Cheongju Air Base (K-59/G-513)
75 NM S
VFR
OFFICIAL LINKS & SOURCES
↗RK77 on OurAirports
FREQUENTLY ASKED
Does RK77 have a METAR?
No on-field METAR is issued for RK77. This page uses the nearest reporting station as a reference.
Does RK77 have a TAF?
No TAF is issued directly for RK77. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at RK77?
RK77 sits at 321 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for RK77?
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.