KPDX TAF
Terminal aerodrome forecast for Portland International (PDX · KPDX), Portland, OR. Issued 21 Sep 2026 0528Z, valid 0600Z to 0600Z, decoded period by period below. · Open on the map
All of Portland International — runways, frequencies, charts and live weatherTAF issued 21 Sep 2026 0528Z
valid 0600Z to 0600ZTAF KPDX 210528Z 2106/2206 30004KT P6SM SKC FM211300 VRB03KT P6SM SCT007 BKN011 FM211800 30006KT P6SM SCT250 FM220000 33006KT 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 1300Z | Initial | 300° at 4 kt | 6+ SM | Clear | Clear below 12,000 ft | VFR |
| 1300Z to 1800Z | FM | Variable at 3 kt | 6+ SM | 1,100 ft BKN | Scattered at 700 ft AGL, Broken at 1,100 ft AGL | MVFR |
| 1800Z to 0000Z | FM | 300° at 6 kt | 6+ SM | Clear | Scattered at 25,000 ft AGL | VFR |
| 0000Z to 0600Z | FM | 330° at 6 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
- VFR
- Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.
- MVFR
- Marginal VFR — ceiling 1,000 to 3,000 ft and/or visibility 3 to 5 SM.
Frequently asked
What is the current TAF for KPDX?
The forecast issued 21 Sep 2026 0528Z for Portland International reads: TAF KPDX 210528Z 2106/2206 30004KT P6SM SKC FM211300 VRB03KT P6SM SCT007 BKN011 FM211800 30006KT P6SM SCT250 FM220000 33006KT 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 KPDX
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Something here wrong or out of date?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.