KSEA· SEA· Seattle

Seattle–Tacoma International Airport

large airport · elevation 433 ft (132 m)

14:17Z 01:38Z Day

⏎

Current METARVFR

15 min ago·19:32Z

KSEA 071932Z 03007KT 10SM FEW009 SCT011 BKN230 16/12 A3015 RMK AO2 SCT011 V BKN T01610117

Wind

030° 7 kt

Visibility

10 SM

Ceiling

23,000 ft

Temperature

16°C / 12°C

temp / dew

QNH

1021 hPa

30.15 inHg

Clouds

FEW 900ft, SCT 1,100ft, BKN 23,000ft

Weather

—

Station

KSEA

Remarks

automated station with a precipitation discriminator cloud layer at 1100 feet varying between scattered and broken hourly temperature of 16.1°C and dew point of 11.7°C

Active hazards (US/Canada coverage via AviationWeather.gov)AWC

SIGMET / AIRMET (0)

None active in area.

PIREPs (3)

FL012DH8D
26 min ago
BKN 600ft–1200ft
FL010EVOT
26 min ago
BKN 1100ft
FL009DA42
30 min ago

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	TW 6 kt	XW 4 kt L
RWY 16L/34R	TW 6 kt	XW 4 kt L
RWY 16R/34L	TW 6 kt	XW 4 kt L

47.4479°, -122.3103°© CARTO Open in OSM →

Runway suitabilityconservative GA limits

Runway	Status	HW (kt)	XW (kt)	Flags
RWY 16C/34C (use 34C)	Preferred	HW 6	4 R	—
RWY 16L/34R (use 34R)	Usable	HW 6	4 R	—
RWY 16R/34L (use 34L)	Usable	HW 6	4 R	—

Density altitude

447 ft

elevation 433 ft

ISA deviation

+1.9°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.

Runway	Surface	Length	Lighting	ILS
RWY 16C/34C	PEM	9,426 ft (2,873 m)	Lit	—
RWY 16L/34R	PEM	11,901 ft (3,627 m)	Lit	—
RWY 16R/34L	PEM	8,500 ft (2,591 m)	Lit	—

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

Wind8 kt

Vis16.1 km

Temp19°C

QNH1021 hPa

24-hour wind rose (IEM ASOS, 16 direction bins)n=285

3–6 kt

6–10 kt

10–16 kt

16–22 kt

>22 kt

Airport diagram (OpenStreetMap)Seattle–Tacoma International Airport

Diagram unavailable for Seattle–Tacoma International Airport.

Terminal Aerodrome Forecast

Issued 2026/10/07 19:21 UTC

08/00Z

08/06Z

08/12Z

08/18Z

09/00Z

BASEMVFR

FMMVFR

FMLIFR

FMMVFR

MVFRBASE07/19Z → 07/21Z0108KT · 6 SM · SCT007 BKN010

Wind: 0108KT

Visibility: 6 SM

Clouds: SCT007 BKN010

TAF AMD KSEA 071919Z 0719/0824 01008KT P6SM SCT007 BKN010

MVFRFM07/21Z → 08/02Z3508KT · 6 SM · SCT250

Wind: 3508KT

Visibility: 6 SM

Clouds: SCT250

FM072100 35008KT P6SM SCT250

MVFRFM08/02Z → 08/13Z0206KT · 6 SM · SKC

Wind: 0206KT

Visibility: 6 SM

Clouds: SKC

FM080200 02006KT P6SM SKC

LIFRFM08/13Z → 08/18Z0904KT · 5 SM · BCFG · BKN003

Wind: 0904KT

Visibility: 5 SM

Weather: BCFG

Clouds: BKN003

FM081300 09004KT 5SM BCFG BKN003

MVFRFM08/18Z → 09/00Z2505KT · 6 SM · SCT250

Wind: 2505KT

Visibility: 6 SM

Clouds: SCT250

FM081800 25005KT P6SM SCT250

Raw TAF

TAF AMD KSEA 071919Z 0719/0824 01008KT P6SM SCT007 BKN010 FM072100 35008KT P6SM SCT250 FM080200 02006KT P6SM SKC FM081300 09004KT 5SM BCFG BKN003 FM081800 25005KT P6SM SCT250

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