KPWM TAF
Terminal aerodrome forecast for Portland International Jetport (PWM · KPWM), Portland, ME. Issued 5 Nov 2026 1120Z, valid 1200Z to 1200Z, decoded period by period below. · Open on the map
All of Portland International Jetport — runways, frequencies, charts and live weatherTAF issued 5 Nov 2026 1120Z
valid 1200Z to 1200ZTAF KPWM 051120Z 0512/0612 21009KT P6SM FEW250 FM051800 19011G20KT 5SM BR OVC022 FM060000 20007KT P6SM BKN014 FM060300 VRB04KT 1SM BR OVC009
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 1200Z to 1800Z | Initial | 210° at 9 kt | 6+ SM | Clear | Few at 25,000 ft AGL | VFR |
| 1800Z to 0000Z | FM | 190° at 11-20 kt | 5 SM | 2,200 ft OVC | Overcast at 2,200 ft AGL | MVFR |
| 0000Z to 0300Z | FM | 200° at 7 kt | 6+ SM | 1,400 ft BKN | Broken at 1,400 ft AGL | MVFR |
| 0300Z to 1200Z | FM | Variable at 4 kt | 1 SM | 900 ft OVC | Overcast at 900 ft AGL | IFR |
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.
- IFR
- Instrument flight rules — ceiling 500 to 999 ft and/or visibility 1 to less than 3 SM.
Frequently asked
What is the current TAF for KPWM?
The forecast issued 5 Nov 2026 1120Z for Portland International Jetport reads: TAF KPWM 051120Z 0512/0612 21009KT P6SM FEW250 FM051800 19011G20KT 5SM BR OVC022 FM060000 20007KT P6SM BKN014 FM060300 VRB04KT 1SM BR OVC009
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 KPWM
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Something here wrong or out of date?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.