National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Light Snow

32°F

0°C

Humidity 79%
Wind Speed N 8 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 26°F (-3°C)
Visibility 9.00 mi
Wind Chill25°F (-4°C)
Last update 17 Feb 1:53 am EST
Extended Forecast for

2 Miles ENE Siasconset MA

  • Overnight

    Overnight: Patchy flurries and freezing rain after 4am. Mostly cloudy, with a low around 30. North wind around 6 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Patchy Wintry
    Mix

  • Tuesday

    Tuesday: A slight chance of showers between 3pm and 4pm. Patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 36. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 20%.

    High: 36 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog before 8pm, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 32. West wind around 6 mph.

    Low: 32 °F

    Patchy Fog

  • Wednesday

    Wednesday: Rain likely, mainly after 3pm. Patchy fog. Otherwise, cloudy, with a high near 37. West wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 37 °F

    Chance Rain
    and Patchy
    Fog then Rain
    Likely and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Rain likely before midnight, then a chance of rain and snow between midnight and 2am, then a chance of snow after 2am. Patchy fog before 3am. Otherwise, cloudy, with a low around 30. North wind 6 to 10 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Mostly sunny, with a high near 35. North wind 6 to 11 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. Northeast wind around 6 mph becoming east after midnight.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain after 10am, mixing with snow after 3pm. Mostly cloudy, with a high near 38. East wind 6 to 10 mph. Chance of precipitation is 50%.

    High: 38 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: Rain likely, possibly mixed with snow, becoming all rain after 7pm. Mostly cloudy, with a low around 31. East wind around 11 mph becoming northeast after midnight. Chance of precipitation is 60%.

    Low: 31 °F

    Rain/Snow
    Likely then
    Chance Rain

Detailed Forecast

Overnight
Patchy flurries and freezing rain after 4am. Mostly cloudy, with a low around 30. North wind around 6 mph. Chance of precipitation is 30%.
Tuesday
A slight chance of showers between 3pm and 4pm. Patchy fog after 4pm. Otherwise, mostly cloudy, with a high near 36. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Patchy fog before 8pm, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 32. West wind around 6 mph.
Wednesday
Rain likely, mainly after 3pm. Patchy fog. Otherwise, cloudy, with a high near 37. West wind around 6 mph becoming northeast in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely before midnight, then a chance of rain and snow between midnight and 2am, then a chance of snow after 2am. Patchy fog before 3am. Otherwise, cloudy, with a low around 30. North wind 6 to 10 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 35. North wind 6 to 11 mph.
Thursday Night
Partly cloudy, with a low around 31. Northeast wind around 6 mph becoming east after midnight.
Friday
A chance of rain after 10am, mixing with snow after 3pm. Mostly cloudy, with a high near 38. East wind 6 to 10 mph. Chance of precipitation is 50%.
Friday Night
Rain likely, possibly mixed with snow, becoming all rain after 7pm. Mostly cloudy, with a low around 31. East wind around 11 mph becoming northeast after midnight. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 36. Northeast wind 8 to 11 mph. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 30. Northeast wind around 8 mph. Chance of precipitation is 30%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 35. Northeast wind 9 to 13 mph. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 28. Northeast wind 13 to 15 mph. Chance of precipitation is 50%.
Monday
A chance of rain and snow. Partly sunny, with a high near 34. Northwest wind 14 to 16 mph. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Siasconset MA
 41.28°N 69.97°W (Elev. 56 ft)
Last Update:
1:24 am EST Feb 17, 2026
Forecast Valid:
2am EST Feb 17, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation