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KACK — Current METAR, Nantucket Mem Arpt, MA, US

Plain-English decode of the latest observation. Updates roughly hourly.

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This isn't just an hourly weather lookup — it's a way to learn the code. Every report opens with the raw METAR and TAF you can tap group by group to reveal what each piece means, so you can try to read it first and then check yourself. New to the format? Start with the METAR & TAF code reference →

Flight category

VFR

Visual conditions — ceiling > 3,000 ft and visibility > 5 sm.

What do VFR, MVFR, IFR & LIFR mean?▾
CategoryCeilingVisibility
VFRVisual Flight Rulesgreater than 3,000 ft AGLandgreater than 5 sm
MVFRMarginal VFR1,000 to 3,000 ft AGLand/or3 to 5 sm
IFRInstrument Flight Rules500 to below 1,000 ft AGLand/or1 to less than 3 sm
LIFRLow IFRbelow 500 ft AGLand/orless than 1 sm

Raw METAR · observed 061453Z

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Decoded METAR

WindWind from 190° at 14 knots.
VisibilityVisibility 8 statute miles.
Skyfew clouds at 2,600 ft; broken clouds at 3,700 ft; overcast at 5,000 ft.
TemperatureTemperature 16.1°C (61°F), dew point 15.6°C (60°F).
AltimeterAltimeter 29.92 inHg (1013 hPa).

Raw TAF · issued 091125Z

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Decoded TAF — forecast

Valid the 9th at 12:00 UTC to the 10th at 12:00 UTC

Base forecast — valid the 9th at 12:00 UTC to the 10th at 12:00 UTC

  • Wind from 260° at 9 knots.
  • Visibility greater than 6 statute miles.
  • Few clouds at 25,000 ft AGL.

From the 9th at 16:00 UTC

  • Wind from 280° at 14 knots, gusting to 23 knots.
  • Visibility greater than 6 statute miles.
  • Scattered clouds at 5,000 ft AGL.

Temporarily, the 9th at 18:00 UTC to the 9th at 22:00 UTC

  • Broken clouds at 5,000 ft AGL.

From the 9th at 22:00 UTC

  • Wind from 300° at 14 knots, gusting to 23 knots.
  • Visibility greater than 6 statute miles.
  • Scattered clouds at 6,000 ft AGL.

From the 10th at 05:00 UTC

  • Wind from 310° at 13 knots.
  • Visibility greater than 6 statute miles.
  • Overcast clouds at 5,000 ft AGL.

Source: NOAA/FAA Aviation Weather Center. For information only — not for flight planning or navigation; always use official briefing sources.

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