KSEA· SEA· Seattle
Seattle–Tacoma International Airport
large airport · elevation 433 ft (132 m)
13:01Z 03:14Z Night
⏎
Current METARVFR
30 min ago·06:53ZKSEA 270653Z 20008KT 10SM CLR 09/07 A2990 RMK AO2 SLP132 T00940072
Wind
200° 8 kt
Visibility
10 SM
Ceiling
CLR
Temperature
9°C / 7°C
temp / dew
QNH
1013 hPa
29.90 inHg
Clouds
CLR
Weather
—
Station
KSEA
Remarks
automated station with a precipitation discriminator sea level pressure of 1013.2 HPa hourly temperature of 9.4°C and dew point of 7.2°C
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
No active hazards within 250 km.
Wind & Runways
Wind arrow points downwind.
Runways
16C/34C2873 mPEM
16L/34R3627 mPEM
16R/34L2591 mPEM
Runway components
| Runway | Head/Tail | Crosswind |
|---|---|---|
| RWY 16C/34C | HW 8 kt | XW 3 kt R |
| RWY 16L/34R | HW 8 kt | XW 3 kt R |
| RWY 16R/34L | HW 8 kt | XW 3 kt R |
47.4479°, -122.3103°© CARTOOpen in OSM →
Runway suitabilityconservative GA limits
| Runway | Status | HW (kt) | XW (kt) | Flags |
|---|---|---|---|---|
| RWY 16C/34C (use 16C) | Preferred | HW 8 | 3 R | — |
| RWY 16L/34R (use 16L) | Usable | HW 8 | 3 R | — |
| RWY 16R/34L (use 16R) | Usable | HW 8 | 3 R | — |
Density altitude
-177 ft
elevation 433 ft
ISA deviation
-5.1°C
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
| Ident | Type | Freq | Power |
|---|---|---|---|
| ODD | NDB | 224 kHz | LOW |
| SEA | VORTAC | 116.80 MHz | HIGH |
| SZ | NDB | 281 kHz | MEDIUM |
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)
No 24-h trend available — IEM archive.
24-hour wind rose (IEM ASOS, 16 direction bins)
24-hour wind rose unavailable (insufficient IEM data).
Airport diagram (OpenStreetMap)Seattle–Tacoma International Airport
Terminal Aerodrome Forecast
Issued 2026/04/27 06:22 UTC
27/06Z
27/12Z
27/18Z
28/00Z
28/06Z
28/12Z
BASEVFR
FMMVFR
FMMVFR
FMVFR
FMVFR
VFRBASE27/06Z → 27/09Z2206KT · 6 SM · FEW100
Wind: 2206KT
Visibility: 6 SM
Clouds: FEW100
TAF KSEA 270520Z 2706/2812 22006KT P6SM FEW100
MVFRFM27/09Z → 27/17Z1908KT · 6 SM · OVC012
Wind: 1908KT
Visibility: 6 SM
Clouds: OVC012
FM270900 19008KT P6SM OVC012
MVFRFM27/17Z → 27/20Z2209KT · 6 SM · OVC018
Wind: 2209KT
Visibility: 6 SM
Clouds: OVC018
FM271700 22009KT P6SM OVC018
VFRFM27/20Z → 28/09Z2209KT · 6 SM · FEW035 BKN050
Wind: 2209KT
Visibility: 6 SM
Clouds: FEW035 BKN050
FM272000 22009KT P6SM FEW035 BKN050
VFRFM28/09Z → 28/12Z2006KT · 6 SM · BKN035
Wind: 2006KT
Visibility: 6 SM
Clouds: BKN035
FM280900 20006KT P6SM BKN035
Raw TAF
TAF KSEA 270520Z 2706/2812 22006KT P6SM FEW100 FM270900 19008KT P6SM OVC012 FM271700 22009KT P6SM OVC018 FM272000 22009KT P6SM FEW035 BKN050 FM280900 20006KT P6SM BKN035
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