Aviation Weather Report for KSEA - Seattle–Tacoma International Airport 

SPECI KSEA 150921Z 22008KT 10SM OVC009 14/13 A3007 RMK AO2 T01440128 $
NOAA Reported 15 Aug 2026 09:21Z 5 hr ago
IFR Instrument Flight Rules
Ceiling

900 ft

OVC009

Visibility

10+ SM

°C Temp / Dew

14°C / 12°C

SPECI
Aviation Special Weather Report
KSEA
Reporting station: KSEA
150921Z
Observed on the 15th at 09:21 Zulu (UTC)
22008KT
Wind from the southwest (220°) at 8 knots
10SM
Visibility 10 statute miles or more
OVC009
Overcast ceiling at 900 feet AGL
14/13
Temperature 14°C, dewpoint 13°C
A3007
Altimeter 30.07 inHg / 1018.3 hPa
RMK
Remarks section
AO2
Automated station with precipitation discriminator
T01440128
Precise temperature 14.4°C, dewpoint 12.8°C
$
Station equipment requires maintenance

Terminal Aerodrome Forecast (TAF) 

TAF KSEA 151453Z 1515/1618 22004KT 4SM BR OVC005 FM151700 20006KT P6SM BKN015 FM152000 26005KT P6SM SCT025 FM152100 24006KT P6SM SCT050 FM160200 28005KT P6SM BKN250 FM160700 23004KT P6SM BKN120 FM161200 22003KT P6SM BKN030
NOAA Issued 15 Aug 2026 14:53Z Valid 15 Aug 2026 15:00Z – 16 Aug 2026 18:00Z Fetched 13 min ago

For learning and situational awareness only. Always use official sources for flight-critical decisions.