KATW TAF

Terminal aerodrome forecast for Appleton International (ATW · KATW), Appleton, WI. Issued 5 Nov 2026 1721Z, valid 1800Z to 1800Z, decoded period by period below. · Open on the map

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TAF issued 5 Nov 2026 1721Z

valid 1800Z to 1800Z

TAF KATW 051721Z 0518/0618 35013G26KT P6SM BKN024 TEMPO 0518/0521 6SM -SHRA BKN011 FM060200 35011G18KT P6SM BKN030 PROB30 0607/0611 -SHRA FM061400 34013G22KT P6SM BKN040

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

Period by period

Period (UTC)	Change	Wind	Vis	Ceiling	Sky	Cat
1800Z to 0200Z	Initial	350° at 13-26 kt	6+ SM	2,400 ft BKN	Broken at 2,400 ft AGL	MVFR

1800Z to 2100Z	TEMPO	No change	6+ SM	1,100 ft BKN	Broken at 1,100 ft AGL	MVFR

0200Z to 1400Z	FM	350° at 11-18 kt	6+ SM	3,000 ft BKN	Broken at 3,000 ft AGL	MVFR

0700Z to 1100Z	PROB	No change	n/a	Clear	No cloud forecast	—

1400Z to 1800Z	FM	340° at 13-22 kt	6+ SM	4,000 ft BKN	Broken at 4,000 ft AGL	VFR

What the change groups mean

TEMPO: Temporary — expected for less than half the period, in spells under an hour.
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 KATW?

The forecast issued 5 Nov 2026 1721Z for Appleton International reads: TAF KATW 051721Z 0518/0618 35013G26KT P6SM BKN024 TEMPO 0518/0521 6SM -SHRA BKN011 FM060200 35011G18KT P6SM BKN030 PROB30 0607/0611 -SHRA FM061400 34013G22KT P6SM BKN040

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 KATW

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.

Something here wrong or out of date? Report a data problem.