Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

A Few Clouds

36°F

2°C

Humidity 70%
Wind Speed NW 5 mph
Barometer NA
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 19 Nov 1:53 am EST
Extended Forecast for

3 Miles NNE Siasconset MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 35. West wind around 9 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 45. West wind 6 to 8 mph becoming north in the afternoon.

    High: 45 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. North wind 5 to 7 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 47. Northeast wind around 8 mph.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 43 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. Light west wind becoming southwest 8 to 13 mph in the morning.

    High: 52 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain after midnight.  Mostly cloudy, with a low around 46. Southwest wind 11 to 13 mph.  Chance of precipitation is 30%.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 4pm.  Partly sunny, with a high near 50. West wind 11 to 14 mph becoming north in the afternoon.  Chance of precipitation is 30%.

    High: 50 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43. North wind 11 to 13 mph.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 35. West wind around 9 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 45. West wind 6 to 8 mph becoming north in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. North wind 5 to 7 mph.
Thursday
Partly sunny, with a high near 47. Northeast wind around 8 mph.
Thursday Night
Mostly cloudy, with a low around 43. Northeast wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 52. Light west wind becoming southwest 8 to 13 mph in the morning.
Friday Night
A chance of rain after midnight. Mostly cloudy, with a low around 46. Southwest wind 11 to 13 mph. Chance of precipitation is 30%.
Saturday
A chance of rain before 4pm. Partly sunny, with a high near 50. West wind 11 to 14 mph becoming north in the afternoon. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 43. North wind 11 to 13 mph.
Sunday
Mostly sunny, with a high near 48. North wind around 10 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around 44. Southwest wind around 9 mph.
Monday
Mostly sunny, with a high near 51. West wind 10 to 14 mph.
Monday Night
Partly cloudy, with a low around 44. West wind 11 to 15 mph.
Tuesday
Mostly sunny, with a high near 49. Northwest wind around 17 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Siasconset MA
 41.33°N 69.98°W (Elev. 0 ft)
12:34 am EST Nov 19, 2025
2am EST Nov 19, 2025-6pm EST Nov 25, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database