WxDecoder

RK40 Weather G-240 Airport

Cheongyang-ri, Gangwon Teukbyeoljachi-do (Gangwon Special Self-Governing Province)Elevation 630 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: RKSS · 50 NM SW · 48 min old
Ceiling and visibility OK.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · RKSS
WIND
100@8
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer

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RUNWAYS & WIND
1 runway
NESW0725
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

07/25
Dimensions
1,800 x 60 ft
Surface
GRE
FIELD CONDITIONS

Field elevation

Field elevation
630 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
2150Z 6:50 AM
Loggable night
0906Z (6:06 PM local) → 2123Z (6:23 AM local)
end of evening to start of morning civil twilight
Position lights required
0839Z (5:39 PM local) → 2150Z (6:50 AM local)
sunset to sunrise (91.209)
Night passenger currency
0939Z (6:39 PM local) → 2050Z (5:50 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

G-240 Airport is in Cheongyang-ri, Gangwon Teukbyeoljachi-do (Gangwon Special Self-Governing Province). Field elevation 630 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeSmall airport
CHARTS & AIRSPACE
ICAO / IATARK40
RegionGangwon Teukbyeoljachi-do (Gangwon Special Self-Governing Province)
CountrySouth Korea
Coordinates38.2488, 127.3783
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

RK40 has no on-field report. Nearest reporting station: RKSS (50 NM SW, VFR).

RKSS Gimpo International Airport
50 NM SW
VFR
RKNY Yangyang International Airport
62 NM E
VFR
RKSI Incheon International Airport
64 NM SW
VFR
RKSO Osan Air Base
71 NM S
VFR
RKSG Camp Humphreys (A-511) Desiderio Army Airfield
79 NM S
VFR
RKTU Cheongju International Airport/Cheongju Air Base (K-59/G-513)
92 NM S
VFR
OFFICIAL LINKS & SOURCES
↗RK40 on OurAirports
FREQUENTLY ASKED
Does RK40 have a METAR?
No on-field METAR is issued for RK40. This page uses the nearest reporting station as a reference.
Does RK40 have a TAF?
No TAF is issued directly for RK40. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at RK40?
RK40 sits at 630 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for RK40?
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.