KSWF TAF
Terminal aerodrome forecast for New York Stewart International (SWF · KSWF), New York, NY. Issued 21 Sep 2026 0524Z, valid 0600Z to 1200Z, decoded period by period below. · Open on the map
All of New York Stewart International — runways, frequencies, charts and live weatherTAF issued 21 Sep 2026 0524Z
valid 0600Z to 1200ZTAF KSWF 210524Z 2106/2212 05009KT P6SM SCT008 BKN020 TEMPO 2106/2109 BKN008 FM210900 04010KT P6SM BKN035 FM211400 04012G20KT P6SM SCT035 SCT250 FM211700 05009KT P6SM SCT035 SCT250 FM212300 07007KT P6SM BKN150 FM220600 07005KT P6SM BKN100 AMD NOT SKED
Times are UTC (Zulu), as they appear in the bulletin.
Period by period
| Period (UTC) | Change | Wind | Vis | Ceiling | Sky | Cat |
|---|---|---|---|---|---|---|
| 0600Z to 0900Z | Initial | 050° at 9 kt | 6+ SM | 2,000 ft BKN | Scattered at 800 ft AGL, Broken at 2,000 ft AGL | MVFR |
| 0600Z to 0900Z | TEMPO | Calm | n/a | 800 ft BKN | Broken at 800 ft AGL | IFR |
| 0900Z to 1400Z | FM | 040° at 10 kt | 6+ SM | 3,500 ft BKN | Broken at 3,500 ft AGL | VFR |
| 1400Z to 1700Z | FM | 040° at 12-20 kt | 6+ SM | Clear | Scattered at 3,500 ft AGL, Scattered at 25,000 ft AGL | VFR |
| 1700Z to 2300Z | FM | 050° at 9 kt | 6+ SM | Clear | Scattered at 3,500 ft AGL, Scattered at 25,000 ft AGL | VFR |
| 2300Z to 0600Z | FM | 070° at 7 kt | 6+ SM | 15,000 ft BKN | Broken at 15,000 ft AGL | VFR |
| 0600Z to 1200Z | FM | 070° at 5 kt | 6+ SM | 10,000 ft BKN | Broken at 10,000 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.
- IFR
- Instrument flight rules — ceiling 500 to 999 ft and/or visibility 1 to less than 3 SM.
- VFR
- Visual flight rules — ceiling above 3,000 ft and visibility greater than 5 SM.
Frequently asked
What is the current TAF for KSWF?
The forecast issued 21 Sep 2026 0524Z for New York Stewart International reads: TAF KSWF 210524Z 2106/2212 05009KT P6SM SCT008 BKN020 TEMPO 2106/2109 BKN008 FM210900 04010KT P6SM BKN035 FM211400 04012G20KT P6SM SCT035 SCT250 FM211700 05009KT P6SM SCT035 SCT250 FM212300 07007KT P6SM BKN150 FM220600 07005KT P6SM BKN100 AMD NOT SKED
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 KSWF
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.