KSEA

UTC

Seattle–Tacoma International Airport

SeaTac, Washington, United States

SIGMET

Valid From

Dec 17 23:24 UTC

Valid To

Dec 18 02:24 UTC

Hazard

Icing

Qualifier

Severe

Minimum Altitude

10,000ft MSL

Maximum Altitude

20,000ft MSL

WSUS06 KKCI 172324 SFON WS 172324 SIGMET NOVEMBER 3 VALID UNTIL 180224 SIGMET WA FROM 20W HUH TO 40SSE YDC TO 30NNE YKM TO 50ESE HQM TO 20W HUH OCNL SEV MXD ICGICIP BTN 100 AND FL200. RPTD BY ACFT. CONDS ENDG 0224Z.