Incheon International Airport

RKSI / ICN

Seoul, KR

Last Updated
Mar 4, 06:30Z

Current Weather

Display Units
Fresh 15 min ago
06:30Z

☀️ Day
VFR
Flight Rules
8°C
Temperature
Dewpoint: 2°C
14 kt
270°
--
Visibility
Ceiling
Unlimited
1025 hPa
QNH
Altimeter Setting

Raw METAR

METAR RKSI 040630Z 27014KT CAVOK 08/02 Q1025 NOSIG
QNH
1025 hPa
Sea Level Pressure
For altitude above MSL
QFE
1024 hPa
Field Pressure
Height above aerodrome (23 ft)
Pressure Alt
-330 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: -1,164 ft
ISA Deviation: -7.0°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF RKSI 040500Z 0406/0512 28010KT CAVOK TN00/0421Z TX08/0505Z BECMG 0411/0413 35006KT BECMG 0421/0423 08006KT BECMG 0503/0505 29006KT BECMG 0510/0512 6000 -RA FEW010 BKN025 OVC070
Upcoming Changes (Next 12 Hours)
06:44Z BASE
+0h
VFR 280° 10 kt
Visibility: >10km
11:00Z BECMG
+5h
VFR 350° 6 kt

24-Hour Weather Evolution

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Data Sources
  • • Current conditions from METAR observations
  • • Historical data from past 24 hours
  • • No forecast or predicted data included
  • • Data updated with each new METAR report
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Note: Future values beyond current TAF validity are estimates based on climatological data and trends. Always verify with current forecasts before flight operations.

Airport Runway Layout

N
KSI
15L
33R ✈️
15R
33L ✈️
16L
34R ✈️
16R
34L ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 15L/33R
Active: 33R
12,303 ft 197 ft ASPH 145°
7.0 kt 12.1 kt
60° angle
✈️ 15R/33L
Active: 33L
12,303 ft 197 ft ASPH 145°
7.0 kt 12.1 kt
60° angle
✈️ 16L/34R
Active: 34R
13,123 ft 197 ft ASPH 145°
4.8 kt 13.2 kt
70° angle
✈️ 16R/34L
Active: 34L
12,303 ft 197 ft ASPH 145°
4.8 kt 13.2 kt
70° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - RKSI

7,677 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
77.1%
MVFR
15.4%
IFR
5.9%
LIFR
1.6%

Incheon International Airport typically experiences VFR conditions 77.1% of the time, though instrument-rated pilots will find IFR weather present approximately 7.5% of observations. Prevailing winds are from the NW averaging 7.9 knots, with gusts recorded up to 32 knots. Temperature extremes range from -12°C to 32°C, reflecting significant seasonal variation. The best months for VFR flying are January, March, September.

Wind Analysis

Prevailing Direction: NW (315°)
Average Speed: 7.9 kt
Maximum Recorded: 32 kt
Calm Winds: 0.1%
Direction Distribution:
N
16.7%
NE
18.3%
E
8.2%
SE
12.6%
S
6%
SW
3.6%
W
9.8%
NW
24.8%

Temperature Range

Average: 6.8°C
Range: -12°C to 32°C
-12°C 32°C

Visibility

Average: 10 SM
Below 3 SM: 0%
Fog Frequency: 1.6%

Best Months for VFR

January March September

Runway Wind Analysis

Runway 15L/33R
Favorable wind: 100%
Avg crosswind: 3.9 kt
Runway 15R/33L
Favorable wind: 100%
Avg crosswind: 3.9 kt
Runway 16L/34R
Favorable wind: 100%
Avg crosswind: 4.2 kt
Runway 16R/34L
Favorable wind: 100%
Avg crosswind: 4.2 kt

Statistics computed from 7,677 METAR observations (Sep 2025 - Mar 2026). Data sourced from official aviation weather services. Updated daily.

Incheon International Airport - Airport Information

Airport Details

ICAO Code: RKSI
IATA Code: ICN
Type: large airport
Status: active
Elevation: 23 ft MSL

Location

City: Seoul
Country: KR
Latitude: 37.469101°
Longitude: 126.450996°
Time Zone: Europe/Moscow

Runway Information

Runway 15L/33R
Length: 12,303 ft
Width: 197 ft
Surface: ASPH
ILS: No
Runway 15R/33L
Length: 12,303 ft
Width: 197 ft
Surface: ASPH
ILS: No
Runway 16L/34R
Length: 13,123 ft
Width: 197 ft
Surface: ASPH
ILS: No
Runway 16R/34L
Length: 12,303 ft
Width: 197 ft
Surface: ASPH
ILS: No

About Incheon International Airport

Overview

Incheon International Airport serves as the primary international gateway for Seoul, South Korea, located near the capital city. As a large international airport positioned at 23 ft mean sea level, it provides critical connectivity for both passenger and cargo operations in Northeast Asia. The airport features four substantial runways, each over 12,000 feet long, capable of handling wide-body aircraft and extensive international traffic.

Flying Conditions

The airport's coastal location near Seoul influences its meteorological characteristics, with potential for variable wind conditions across its four runways. Pilots should anticipate potential maritime weather influences, including seasonal wind shifts and potential low visibility periods. The airport's four parallel runway configuration (two 12,303 ft and two 13,123 ft asphalt runways) provides significant operational flexibility during diverse weather conditions.

Notable Features

Situated at coordinates 37.469101, 126.450996, Incheon International Airport is positioned in a relatively flat coastal region with minimal immediate terrain restrictions. The airport's runway configuration allows for multiple approach and departure options, with two sets of parallel runways offering operational redundancy. Its low elevation of 23 ft MSL contributes to generally stable approach conditions with minimal altitude-related complications.

Approach Considerations

Runway selections will likely depend on prevailing wind directions, with the 15/33 and 16/34 orientations providing wind-adaptive approach options. The substantial runway lengths (all exceeding 12,000 feet) offer significant margin for diverse aircraft types and potential challenging meteorological conditions. Pilots should prepare for potential maritime wind influences during approach and landing phases.

Data Sources & Accuracy: Airport information sourced from OurAirports.com, a collaborative database of worldwide airport data. Weather data from official aviation weather services including NOAA Aviation Weather Center and international METAR/TAF providers. Information is updated regularly but pilots should always verify current conditions and NOTAMs through official channels before flight operations.

Official Data Sources

Weather NOAA Aviation Weather Center • International METAR/TAF Network
Airports OurAirports.com • Public domain airport database
NOTAMs FAA NOTAM System • ICAO NOTAM Distribution
Last updated: Jan 1, 1970 12:00 AM UTC

Disclaimer: Data is provided for informational purposes only. Pilots must verify all information through official sources before flight operations. Weather conditions change rapidly; always obtain a current briefing from approved weather services.