KBFI TAF

Terminal aerodrome forecast for Boeing Field/King County International (BFI · KBFI), Seattle, WA. Issued 5 Nov 2026 0523Z, valid 0600Z to 0600Z, decoded period by period below. · Open on the map

All of Boeing Field/King County International — runways, frequencies, charts and live weather

TAF issued 5 Nov 2026 0523Z

valid 0600Z to 0600Z

TAF KBFI 050523Z 0506/0606 16008KT 4SM -RA BR BKN025 OVC040 FM051000 16007KT P6SM VCSH OVC027 FM051500 16007KT P6SM SCT007 OVC022 FM052000 21007KT P6SM SCT025 BKN050 FM060400 16005KT P6SM BKN250

Times are UTC (Zulu), as they appear in the bulletin.

Period by period

Period (UTC)	Change	Wind	Vis	Ceiling	Sky	Cat
0600Z to 1000Z	Initial	160° at 8 kt	4 SM	2,500 ft BKN	Broken at 2,500 ft AGL, Overcast at 4,000 ft AGL	MVFR

1000Z to 1500Z	FM	160° at 7 kt	6+ SM	2,700 ft OVC	Overcast at 2,700 ft AGL	MVFR

1500Z to 2000Z	FM	160° at 7 kt	6+ SM	2,200 ft OVC	Scattered at 700 ft AGL, Overcast at 2,200 ft AGL	MVFR

2000Z to 0400Z	FM	210° at 7 kt	6+ SM	5,000 ft BKN	Scattered at 2,500 ft AGL, Broken at 5,000 ft AGL	VFR

0400Z to 0600Z	FM	160° at 5 kt	6+ SM	25,000 ft BKN	Broken at 25,000 ft AGL	VFR

What the change groups mean

FM: From — a rapid, permanent change to the conditions that follow.

What the categories mean

MVFR: Marginal VFR — ceiling 1,000 to 3,000 ft and/or visibility 3 to 5 SM.
VFR: Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.

Frequently asked

What is the current TAF for KBFI?

The forecast issued 5 Nov 2026 0523Z for Boeing Field/King County International reads: TAF KBFI 050523Z 0506/0606 16008KT 4SM -RA BR BKN025 OVC040 FM051000 16007KT P6SM VCSH OVC027 FM051500 16007KT P6SM SCT007 OVC022 FM052000 21007KT P6SM SCT025 BKN050 FM060400 16005KT P6SM BKN250

How far ahead does a TAF forecast?

A TAF covers a 24-hour period at most airports and 30 hours at larger ones, issued four times a day at 0000Z, 0600Z, 1200Z and 1800Z. It describes conditions within roughly 5 statute miles of the airport, not the surrounding area.

What do FM, BECMG and TEMPO mean?

FM (from) marks a rapid, permanent change at the stated time. BECMG (becoming) marks a gradual change over the stated window. TEMPO marks conditions expected for less than half the period, in spells of under an hour each. PROB30 and PROB40 give the probability of the conditions that follow.

More about KBFI

Forecasts from the US National Weather Service Aviation Weather Center. Times are UTC (Zulu). For planning and education only — always confirm with an official preflight briefing.

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