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Tropical Depression Nine in the Gulf of America; California October Heat Wave Continues

Tropical Depression Nine is forecast to track toward the central U.S. Gulf Coast while strengthening into a tropical storm by early Wednesday and a hurricane on Thursday. Stay tuned to forecast updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday in Coastal California. Read More >

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fair

52°F

11°C

Humidity 61%
Wind Speed NW 7 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 7 Oct 1:53 am EDT
Extended Forecast for

2 Miles NNW Siasconset MA

  • Overnight

    Overnight: Clear, with a low around 45. Northwest wind around 8 mph.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. Light southwest wind increasing to 9 to 14 mph in the morning.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Southwest wind 14 to 16 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. Southwest wind 11 to 14 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. Southwest wind 6 to 9 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. Northwest wind 9 to 11 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Northwest wind around 9 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62. Northwest wind 8 to 10 mph.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. Southwest wind around 6 mph.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 45. Northwest wind around 8 mph.
Wednesday
Sunny, with a high near 63. Light southwest wind increasing to 9 to 14 mph in the morning.
Wednesday Night
Mostly clear, with a low around 56. Southwest wind 14 to 16 mph.
Thursday
Sunny, with a high near 66. Southwest wind 11 to 14 mph.
Thursday Night
Mostly clear, with a low around 58. Southwest wind 6 to 9 mph.
Friday
Sunny, with a high near 63. Northwest wind 9 to 11 mph.
Friday Night
Mostly clear, with a low around 55. Northwest wind around 9 mph.
Saturday
Sunny, with a high near 62. Northwest wind 8 to 10 mph.
Saturday Night
Mostly clear, with a low around 57. Southwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 65. Southwest wind 9 to 13 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 59. Southwest wind around 10 mph. Chance of precipitation is 30%.
Columbus Day
A chance of showers. Partly sunny, with a high near 66. Southwest wind 11 to 14 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 57. Northeast wind around 10 mph. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 64. North wind around 14 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Siasconset MA
 41.29°N 70.02°W (Elev. 33 ft)
Last Update:
2:29 pm EDT Oct 6, 2026
Forecast Valid:
2am EDT Oct 7, 2026-6pm EDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation