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METAR · TAF · OPMET
KSEA· SEA· Seattle

Seattle–Tacoma International Airport

large airport · elevation 433 ft (132 m)
12:14Z 04:11Z Day
Current METARVFR
13 min ago·18:53Z
KSEA 241853Z 21007KT 10SM FEW060 FEW140 SCT250 SCT290 26/11 A3000 RMK AO2 SLP162 ACSL DSNT NW T02560106
Wind
210° 7 kt
Visibility
10 SM
Ceiling
Temperature
26°C / 11°C
temp / dew
QNH
1016 hPa
30.00 inHg
Clouds
FEW 6,000ft, FEW 14,000ft, SCT 25,000ft, SCT 29,000ft
Weather
Station
KSEA
Remarks
automated station with a precipitation discriminator sea level pressure of 1016.2 HPa ACSL DSNT NW hourly temperature of 25.6°C and dew point of 10.6°C
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
SIGMET / AIRMET (0)
None active in area.
PIREPs (1)
  • FL210E75L
    12 min ago
Wind & Runways
NESW7 kt210°
Wind arrow points downwind.
Runways
16C/34C2873 mPEM
16L/34R3627 mPEM
16R/34L2591 mPEM
Runway components
RunwayHead/TailCrosswind
RWY 16C/34CHW 6 ktXW 4 kt R
RWY 16L/34RHW 6 ktXW 4 kt R
RWY 16R/34LHW 6 ktXW 4 kt R
47.4479°, -122.3103°© CARTOOpen in OSM →
Runway suitabilityconservative GA limits
RunwayStatusHW (kt)XW (kt)Flags
RWY 16C/34C (use 16C)PreferredHW 64 R
RWY 16L/34R (use 16L)UsableHW 64 R
RWY 16R/34L (use 16R)UsableHW 64 R
Density altitude
1,782 ft
elevation 433 ft
ISA deviation
+11.9°C
large deviation
Frequencies (community-maintained, cross-check AIP)KSEA
  • CLDCLNC DEL128.000
  • GNDSeattle Ground121.700
  • TWRSeattle Tower119.900
  • A/DAPP/DEP119.200
  • CTAFOshosh traffic118.500
  • D-ATISDigital ATIS118.000
  • UNICUNICOM122.950
Navaids near airportassoc. KSEA
IdentTypeFreqPower
ODDNDB224 kHzLOW
SEAVORTAC116.80 MHzHIGH
SZNDB281 kHzMEDIUM
Runways3

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

  • RWY 16C/34C9,426 ft (2,873 m)
    Surface
    PEM
    Lighting
    Lit
    ILS
  • RWY 16L/34R11,901 ft (3,627 m)
    Surface
    PEM
    Lighting
    Lit
    ILS
  • RWY 16R/34L8,500 ft (2,591 m)
    Surface
    PEM
    Lighting
    Lit
    ILS
24-hour trend (Iowa State IEM)KSEA
Wind9 kt
Vis16.1 km
Temp32°C
QNH1016 hPa
24-hour wind rose (IEM ASOS, 16 direction bins)n=304
NESWCALM10%
3–6 kt
6–10 kt
10–16 kt
16–22 kt
>22 kt
Airport diagram (OpenStreetMap)Seattle–Tacoma International Airport
H34R16L16R34L34C16C
Terminal Aerodrome Forecast
Issued 2026/06/24 18:22 UTC
VFRBASE24/18Z → 25/06Z2506KT · 6 SM · SCT250
Wind: 2506KT
Visibility: 6 SM
Clouds: SCT250
TAF KSEA 241720Z 2418/2524 25006KT P6SM SCT250
VFRFM25/06Z → 25/09Z1906KT · 6 SM · FEW250
Wind: 1906KT
Visibility: 6 SM
Clouds: FEW250
FM250600 19006KT P6SM FEW250
VFRFM25/09Z → 25/13Z2105KT · 6 SM · FEW015 BKN200
Wind: 2105KT
Visibility: 6 SM
Clouds: FEW015 BKN200
FM250900 21005KT P6SM FEW015 BKN200
MVFRFM25/13Z → 25/17Z2006KT · 6 SM · BKN015 BKN150
Wind: 2006KT
Visibility: 6 SM
Clouds: BKN015 BKN150
FM251300 20006KT P6SM BKN015 BKN150
VFRFM25/17Z → 26/00Z2107KT · 6 SM · BKN090
Wind: 2107KT
Visibility: 6 SM
Clouds: BKN090
FM251700 21007KT P6SM BKN090
Raw TAF
TAF KSEA 241720Z 2418/2524 25006KT P6SM SCT250 FM250600 19006KT P6SM FEW250 FM250900 21005KT P6SM FEW015 BKN200 FM251300 20006KT P6SM BKN015 BKN150 FM251700 21007KT P6SM BKN090
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