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ACK Weather: METAR, TAF and Runway Winds

Nantucket Memorial Airport, Nantucket, MA · KACK

Current weather at Nantucket Memorial Airport in Nantucket, MA (IATA ACK, ICAO KACK): the latest observation puts the airport in VFR (visual flight rules) conditions, wind 210° at 8 kt. Below are the latest METAR and TAF from the NOAA Aviation Weather Center, decoded into plain English, and the headwind and crosswind on each runway.

ACK airport info ACK NOTAMs

Current conditions (METAR)

VFRObserved at on Nov 5, 32 minutes ago
  • Wind: from the south-southwest (210° true) at 8 knots.
  • Visibility: 10 miles or more.
  • Weather: no rain, snow, fog or other weather reported.
  • Clouds: few clouds at 2,100 ft; no ceiling.
  • Temperature: 16°C (60°F), dew point 15°C (59°F).
  • Altimeter: 30.04 inHg (1017 hPa).
METAR KACK 051253Z 21008KT 10SM FEW021 16/15 A3004 RMK AO2 SLP172 T01560150

Runway winds

Components for the current wind, 210° at 8 kt. Headings are true, as METAR winds are; the most-headwind runway ends are marked, among runways at least half as long as the longest.

RunwayHeading (true)HeadwindCrosswindLength
06045°Tailwind 8 kt2 kt from the right6,303 ft
24 Most headwind225°8 kt2 kt from the left6,303 ft
15135°2 kt8 kt from the right4,500 ft
33315°Tailwind 2 kt8 kt from the left4,500 ft

Forecast (TAF)

Issued , valid to 

TAF KACK 051127Z 0512/0612 23007KT P6SM SKC FM060000 20013KT P6SM OVC070 FM061000 20013G20KT P6SM OVC025
  1. to
    Wind 230° at 7 kt; visibility 6 miles or more; clear skies.
  2. From (until )
    Wind 200° at 13 kt; visibility 6 miles or more; overcast at 7,000 ft.
  3. From (until )
    Wind 200° at 13 kt, gusting 20 kt; visibility 6 miles or more; overcast at 2,500 ft.

Airport diagram

FAA airport diagram of Nantucket Memorial Airport (ACK). The official FAA PDF below has the full detail.

Official FAA PDF (effective Oct 29 to Nov 26)

FAA airport diagram, cycle 2611, effective Oct 29 to Nov 26, 2026. Reference only, not for navigation.

FBOs and services

FBOs

No FBOs are listed in OpenStreetMap for this airport.

Not listed? The FBO may not be in OpenStreetMap. Send a correction.

Data © OpenStreetMap contributors (ODbL), as of Nov 3, 2026.

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Times are UTC (Z); the time after a slash is the local time at the airport. Weather and runway data come from the NOAA Aviation Weather Center (aviationweather.gov) and are refreshed here every few minutes; the plain-English summaries are generated by cwsi.net and may simplify, so the raw METAR and TAF are authoritative. Runway headings are true, worked out from NOAA's runway alignment. cwsi.net is not affiliated with NOAA or the FAA: get an official weather briefing before flight.