KPWM TAF
Terminal aerodrome forecast for Portland International Jetport (PWM · KPWM), Portland, ME. Issued 6 Aug 2026 2333Z, valid 0000Z to 0000Z, decoded period by period below.
All of Portland International Jetport — runways, frequencies, charts and live weatherTAF issued 6 Aug 2026 2333Z
valid 0000Z to 0000ZTAF KPWM 062333Z 0700/0724 VRB05KT P6SM FEW080 FEW250 FM070800 VRB03KT 4SM BR FEW003 FEW080 FM071200 VRB04KT P6SM FEW050 FEW120 FM071800 18008KT P6SM SCT070 SCT250
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0000Z to 0800Z | Initial | Variable at 5 kt | 6+ SM | Clear | Few at 8,000 ft AGL, Few at 25,000 ft AGL | VFR |
| 0800Z to 1200Z | FM | Variable at 3 kt | 4 SM | Clear | Few at 300 ft AGL, Few at 8,000 ft AGL | MVFR |
| 1200Z to 1800Z | FM | Variable at 4 kt | 6+ SM | Clear | Few at 5,000 ft AGL, Few at 12,000 ft AGL | VFR |
| 1800Z to 0000Z | FM | 180° at 8 kt | 6+ SM | Clear | Scattered at 7,000 ft AGL, Scattered 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 KPWM?
The forecast issued 6 Aug 2026 2333Z for Portland International Jetport reads: TAF KPWM 062333Z 0700/0724 VRB05KT P6SM FEW080 FEW250 FM070800 VRB03KT 4SM BR FEW003 FEW080 FM071200 VRB04KT P6SM FEW050 FEW120 FM071800 18008KT P6SM SCT070 SCT250
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.