GroundStop.app

Seattle-Tacoma (SEA) delays and ground stop status

Seattle, WA · in Seattle Center (ZSE) airspace
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There is no ground stop at SEA, although the operations plan lists one as possible as of .

Seattle-Tacoma (SEA, ICAO KSEA) serves Seattle, WA and sits in Seattle Center (ZSE) airspace. Local time there is Wed, 11:42 PM PDT. In the last 90 days GroundStop.app recorded 12 ground stops at SEA, ranking #23 of 66 airports with ground stops (2% of 790 ground stops nationwide). A typical (median) ground stop there lasted 1 hr 5 min, against 1 hr 23 min nationally. The most recent began on Oct 8 (Eastern time), citing runway/taxiway construction.

No ground stop at SEA right now, but one is possible

The operations plan lists a possible ground stop. Updated .

PlannedSEA GROUND STOP/DELAY PROGRAM POSSIBLE (after 15:00 UTC (8:00 AM PDT))
Weather nowVFRWind 020° 10 kt · Vis 10+ mi · No ceiling
Delay outlook · 12 hHigh
  • Operations plan lists a possible ground stop after 8:00 AM PDT
  • Very low clouds or fog forecast 4:00 AM PDT–8:00 AM PDT
  • 12 ground stops here in the last 90 days

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Airport map
Runways, taxiways, terminals and gates at Seattle-Tacoma, with aircraft on the ground and arriving or departing. Click a plane for its flight.

SEA history, forecast and airspace

Ground stops at SEA
Recorded by GroundStop.app, last 90 days
Last 30 days
4
Last 90 days
12
Average length
1 hr 3 min
Longest
1 hr 30 min
Most common reasons
low visibility · 4runway/taxiway construction · 3low ceilings · 2

SEA ground stop patterns

Last 90 days, against every airport with a recorded ground stop. Times are local (America/Los_Angeles).
National rank
#23 of 66
Share of all ground stops
2% of 790
Median length
1 hr 5 min
1 hr 23 min nationally
Most common start
morning
6 AM–noon
Busiest day
Thursday
Latest ground stop
runway/taxiway construction
Start time, local (12 stops with a known start)
  • overnight midnight–6 AM0
  • morning 6 AM–noon8
  • afternoon noon–6 PM1
  • evening 6 PM–midnight3
Recent ground stops at SEA
StartedLengthReason
Oct 9, 01:38 UTC1 hr 13 minrunway/taxiway construction
Oct 8, 14:54 UTC1 hr 21 minlow visibility
Sep 27, 00:00 UTC55 minrunway/taxiway construction
Sep 19, 15:30 UTC32 minrunway/taxiway construction
Aug 27, 18:00 UTC41 minrunway/taxiway maintenance
Aug 24, 15:01 UTC1 hr 29 minlow ceilings
Aug 18, 14:51 UTC1 hr 24 minlow visibility
Aug 13, 16:31 UTC57 minlow visibility
Aug 5, 16:10 UTC1 hr 30 minlow visibility
Aug 5, 02:52 UTC38 minwind

Every ground stop at SEA → · Replay the latest on the map

Forecast for SEA (TAF)
Issued 15/0520Z · valid 15/0600Z to 16/1200Z · times are UTC (Z)
WhenChangeCategoryWindVisibilityCloudsWeather
15/0600Z–1100ZBaseVFR02006KT6+ miSCT 25,000—
15/1100Z–1500ZFromLIFR03005KT6 miBKN 300mist
15/1500Z–1800ZFromLIFR01005KT1 miBKN 300mist
15/1800Z–2000ZFromIFR04006KT6 miBKN 700mist
15/2000Z–0300ZFromVFR02006KT6+ miFEW 2,500—
16/0300Z–1200ZFromVFR06007KT6+ miSKC—
TAF KSEA 150520Z 1506/1612 02006KT P6SM SCT250 FM151100 03005KT 6SM BR BKN003 FM151500 01005KT 1SM BR BKN003 FM151800 04006KT 6SM BR BKN007 FM152000 02006KT P6SM FEW025 FM160300 06007KT P6SM SKC
SEAGEGPDX

White outline: Seattle Center. Open the live map

Other airports in Seattle Center

GEGSpokanePDXPortland

About Seattle-Tacoma

SEA at a glance

IATA / FAA code
SEA
ICAO code
KSEA
Location
Seattle, WA, United States
Coordinates
47.4502° N, 122.3088° W
Time zone
America/Los_Angeles · now Wed, 11:42 PM PDT
ATC center (ARTCC)
Seattle Center (ZSE)
Ground stops, last 90 days
12 (#23 of 66 airports)

Airports near SEA

Straight-line distance from SEA
  • PDX Portland
    Portland, OR · live ground stop status · 0 ground stops in 90 days
    129 mi
    208 km
  • GEG Spokane
    Spokane, WA · live ground stop status · 1 ground stop in 90 days
    223 mi
    359 km

SEA ground stop FAQ

Is there a ground stop at Seattle-Tacoma (SEA) right now?
No. As of Oct 15, 06:41 UTC there is no ground stop at SEA, although the operations plan lists one as possible. This page updates every minute.
How often does SEA have ground stops?
GroundStop.app recorded 12 ground stops at SEA in the last 90 days, lasting 1 hr 3 min on average (longest 1 hr 30 min). That ranks #23 of 66 airports with ground stops.
What causes ground stops at SEA?
Recently the most common reasons at SEA were low visibility, runway/taxiway construction, low ceilings. Nationally, thunderstorms, low ceilings and visibility, wind, high traffic volume, equipment outages and runway issues are the usual causes.
Which air traffic control center handles SEA?
SEA is in the airspace of Seattle Center (ZSE), one of the US Air Route Traffic Control Centers.
Is weather affecting SEA right now?
There are no weather alerts for the SEA area. Current conditions are VFR (wind 020° 10 kt · vis 10+ mi · no ceiling).
Which airports are near Seattle-Tacoma (SEA)?
The closest airports with pages on GroundStop.app are Portland (PDX, 129 mi) and Spokane (GEG, 223 mi). In the last 90 days GEG had 1 ground stop.
What is the difference between a ground stop and a ground delay program?
A ground stop halts departures to an airport entirely until it is lifted. A ground delay program lets flights depart but assigns them later departure times to meter arrivals.

New to this? What is a ground stop? · Ground stop vs. ground delay program