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METAR · TAF · OPMET
RKSO· OSN· Pyeongtaek

Osan Air Base

medium airport · elevation 38 ft (12 m)
20:12Z 10:53Z Night
Current METARVFR
26 min ago·10:55Z
RKSO 131055Z AUTO 00000KT 10SM CLR 24/16 A2980 RMK AO2 SLP095 T02410156 FZRANO $
Wind
Calm
Visibility
10 SM
Ceiling
CLR
Temperature
24°C / 16°C
temp / dew
QNH
1009 hPa
29.80 inHg
Clouds
CLR
Weather
Station
RKSO
Remarks
automated station with a precipitation discriminator sea level pressure of 1009.5 HPa hourly temperature of 24.1°C and dew point of 15.6°C FZRANO
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
No active hazards within 250 km.
Wind & Runways
NESW0 kt000°
Wind arrow points downwind.
Runways
09L/27R2744 mCON
09R/27L2744 mCON
37.0915°, 127.0294°© CARTOOpen in OSM →
Density altitude
1,242 ft
elevation 38 ft
ISA deviation
+9.1°C
Frequencies (community-maintained, cross-check AIP)RKSO
  • ATIS132.125
  • CLDCLNC DEL127.300
  • GND132.450
  • TWR122.100
  • APP127.900
  • DEP127.900
  • PMSVPMSV METRO34.650
  • PTD120.700
Navaids near airportassoc. RKSO
IdentTypeFreqPower
OSNVORTAC114.70 MHzHIGH
Runways2

Physical runway length only — TORA/LDA are not declared in our reference database; consult the AIP.

  • RWY 09L/27R9,004 ft (2,744 m)
    Surface
    CON
    Lighting
    Lit
    ILS
  • RWY 09R/27L9,004 ft (2,744 m)
    Surface
    CON
    Lighting
    Lit
    ILS
24-hour trend (Iowa State IEM)RKSO
Wind0 kt
Vis16.1 km
Temp24°C
QNH1013 hPa
24-hour wind rose (IEM ASOS, 16 direction bins)n=23
NESWCALM35%
3–6 kt
6–10 kt
10–16 kt
16–22 kt
>22 kt
Airport diagram (OpenStreetMap)Osan Air Base
Diagram unavailable for Osan Air Base.
Terminal Aerodrome Forecast
Issued 2026/06/12 05:06 UTC
VFRBASE12/05Z → 12/08Z28012G18KT · ≥10 km · SKC
Wind: 28012G18KT
Visibility: ≥10 km
Clouds: SKC
TAF RKSO 120500Z 1205/1311 28012G18KT 9999 SKC QNH2987INS
VFRBECMG12/08Z → 12/10ZVRB6KT · ≥10 km · SKC
Wind: VRB6KT
Visibility: ≥10 km
Clouds: SKC
BECMG 1208/1210 VRB06KT 9999 SKC QNH2987INS
IFRBECMG12/17Z → 12/18ZVRB6KT · 5 km · BR · SCT009
Wind: VRB6KT
Visibility: 5 km
Weather: BR
Clouds: SCT009
BECMG 1217/1218 VRB06KT 4800 BR SCT009 QNH2991INS
VFRBECMG12/22Z → 12/23ZVRB6KT · ≥10 km · NSW · FEW012
Wind: VRB6KT
Visibility: ≥10 km
Weather: NSW
Clouds: FEW012
BECMG 1222/1223 VRB06KT 9999 NSW FEW012 QNH2987INS
VFRBECMG13/03Z → 13/04Z24012KT · ≥10 km · SKC
Wind: 24012KT
Visibility: ≥10 km
Clouds: SKC
BECMG 1303/1304 24012KT 9999 SKC QNH2982INS TX29/1207Z TN14/1220Z LAST NO AMDS AFT 1205 NEXT 1413
Raw TAF
TAF RKSO 120500Z 1205/1311 28012G18KT 9999 SKC QNH2987INS BECMG 1208/1210 VRB06KT 9999 SKC QNH2987INS BECMG 1217/1218 VRB06KT 4800 BR SCT009 QNH2991INS BECMG 1222/1223 VRB06KT 9999 NSW FEW012 QNH2987INS BECMG 1303/1304 24012KT 9999 SKC QNH2982INS TX29/1207Z TN14/1220Z LAST NO AMDS AFT 1205 NEXT 1413
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