US
KSEA
Current Weather

Seattle–Tacoma International Airport

KSEA / SEA

Seattle, US

Last Updated

Sep 15, 07:53 UTC

Current Weather

Display Units

Time

Temp

Wind

Last Updated

07:53Z

☀️ Day

VFR

Flight Rules

14°C

Temperature

Dewpoint: 9°C

5kt

160°

10 SM

Visibility

4,000ft

Ceiling

Above Ground Level

30.14

QNH (inHg)

Altimeter Setting

Raw METAR

KSEA 150753Z 16005KT 10SM BKN040 BKN050 14/09 A3014 RMK AO2 SLP212 T01390089 402000139 $

Clouds - Visual Profile

12,000ft

9,000ft

6,000ft

3,000ft

Ground

Field Elev: 433ft

BKN 4,000ft AGL

BKN 5,000ft AGL

☁️

BKN

Broken (5/8-7/8 sky coverage)

4,000ft

AGL (Above Ground)

4,433ft AMSL

☁️

BKN

Broken (5/8-7/8 sky coverage)

5,000ft

AGL (Above Ground)

5,433ft AMSL

Altimeter Settings & Pressure Information

QNH

30.14 inHg

Sea Level Pressure

For altitude above MSL

QFE

29.71 inHg

Field Pressure

Height above aerodrome (433 ft)

Pressure Alt

213 ft

QNE Reference

Standard: 29.92 inHg

Density Altitude: 197 ft

ISA Deviation: -0.1°C

Forecast (TAF)

View Full TAF

Raw TAF

KSEA 150520Z 1506/1612 17012KT P6SM SCT025 OVC040 FM151000 15004KT P6SM SCT020 OVC040 FM151400 05005KT P6SM BKN015 FM151900 33007KT P6SM SCT025 SCT050 FM152300 36010KT P6SM SCT250 FM160600 02007KT 6SM HZ SCT250

Upcoming Changes (Next 12 Hours)

08:24Z BASE

+0h

VFR 170° 12kt

Visibility: >6SM

Ceiling: 4,000ft

10:00Z FM151000

+2h

VFR 150° 4kt

Visibility: >6SM

Ceiling: 4,000ft

14:00Z FM151400

+6h

MVFR 50° 5kt

Visibility: >6SM

Ceiling: 1,500ft

19:00Z FM151900

+11h

VFR 330° 7kt

Visibility: >6SM

24-Hour Weather Evolution

Loading weather data...

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

Chart Features

• Hover for exact values and timestamps
• Click legend items to toggle data series
• Zoom and pan for detailed analysis
• Units automatically converted to preferences

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

↑

SEA

16L ✈️

34R

16C ✈️

34C

16R ✈️

34L

lower

high

Runway Information

Runway	Length	Width	Surface	Heading	Wind Component
✈️ 16C/34C Active: 16C	9,426 ft	150 ft	CONC-F	180°	↑ 5.0kt • ↔ 0.0kt 0° angle
✈️ 16L/34R Active: 16L	11,900 ft	150 ft	ASP	180°	↑ 5.0kt • ↔ 0.0kt 0° angle
✈️ 16R/34L Active: 16R	9,426 ft	150 ft	CON	180°	↑ 5.0kt • ↔ 0.0kt 0° angle
lower/high	0 ft	0 ft		0°	↓ 4.7kt • ↔ 1.7kt 160° angle

🟢 Active Runway: Best headwind component for current conditions

⬆️ Headwind: Favorable wind component

↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Seattle–Tacoma International Airport - Airport Information

Airport Details

ICAO Code: KSEA

IATA Code: SEA

Type: large airport

Status: active

Elevation: 433 ft MSL

Location

City: Seattle

Country: US

Latitude: 47.447943°

Longitude: -122.310276°

Time Zone: Etc/GMT8

Runway Information

Runway 16C/34C

Length: 9,426 ft

Width: 150 ft

Surface: CONC-F

ILS: No

Runway 16L/34R

Length: 11,900 ft

Width: 150 ft

Surface: ASP

ILS: No

Runway 16R/34L

Length: 9,426 ft

Width: 150 ft

Surface: CON

ILS: No

Runway lower/high

Length: 0 ft

Width: 0 ft

Surface:

ILS: No

Aeronautical Information Publication (AIP)

✓ Free Access

AIP - United States

Official AIP for United States via US FAA (Free)

Managed by: US FAA

Access Information: Freely accessible online
Access details: Public

Alternative Resources:

SkyVector FAA AIP ChartFox

Resources for Pilots

Weather Data

Current conditions and forecasts

• Real-time METAR reports

• Extended TAF forecasts

• Flight rules assessment

Charts & Navigation

Essential aviation charts

• Visual approach charts

• Instrument procedures

• Airport diagrams

Operations

Airport operational data

• Operating hours: 24/7

• Ground handling available

• Fuel services available

About Seattle–Tacoma International Airport

Seattle–Tacoma International Airport (KSEA/SEA) is a major international airport and aviation hub located in Seattle, US. The facility operates at an elevation of 433 feet above sea level and primarily serves international passenger and cargo operations.

The facility features 4 runways (16C/34C, 16L/34R, 16R/34L, lower/high) with CONC-F and ASP and CON and surfaces . Weather services provide continuous METAR reports and TAF forecasts to ensure safe flight operations in all conditions.

Pilots can access comprehensive weather data, including current conditions, extended forecasts, and flight rules analysis. The airport information displayed here includes runway details, operational data, and essential resources for flight planning and execution. All weather data is updated regularly to provide the most current information for aviation decision-making.

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.