Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Fair

39°F

4°C

Humidity 93%
Wind Speed Calm
Barometer 30.57 in (1035.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Oct 10:52 pm EDT
Extended Forecast for

South Wellfleet MA

  • Tonight

    Tonight: Clear, with a low around 48. East wind around 6 mph.

    Low: 48 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 56. East wind 9 to 13 mph.

    High: 56 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 50. Northeast wind 13 to 17 mph.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 57. Breezy, with a northeast wind around 21 mph, with gusts as high as 32 mph.

    High: 57 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Breezy, with a northeast wind 21 to 23 mph, with gusts as high as 34 mph.

    Low: 50 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 55. Breezy, with a northeast wind 20 to 22 mph, with gusts as high as 33 mph.

    High: 55 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers after 9pm.  Mostly cloudy, with a low around 49. Northeast wind around 17 mph.  Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 1pm.  Partly sunny, with a high near 55. North wind 16 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 30%.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Breezy, with a north wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 32 mph.

    Low: 48 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Clear, with a low around 48. East wind around 6 mph.
Monday
Increasing clouds, with a high near 56. East wind 9 to 13 mph.
Monday Night
Mostly cloudy, with a low around 50. Northeast wind 13 to 17 mph.
Tuesday
Mostly cloudy, with a high near 57. Breezy, with a northeast wind around 21 mph, with gusts as high as 32 mph.
Tuesday Night
Mostly cloudy, with a low around 50. Breezy, with a northeast wind 21 to 23 mph, with gusts as high as 34 mph.
Wednesday
Mostly cloudy, with a high near 55. Breezy, with a northeast wind 20 to 22 mph, with gusts as high as 33 mph.
Wednesday Night
A chance of showers after 9pm. Mostly cloudy, with a low around 49. Northeast wind around 17 mph. Chance of precipitation is 40%.
Thursday
A chance of showers before 1pm. Partly sunny, with a high near 55. North wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 48. Breezy, with a north wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 32 mph.
Friday
Mostly sunny, with a high near 53. Breezy, with a north wind 20 to 22 mph, with gusts as high as 33 mph.
Friday Night
Partly cloudy, with a low around 47. North wind 16 to 18 mph, with gusts as high as 28 mph.
Saturday
Mostly sunny, with a high near 52. North wind 13 to 16 mph.
Saturday Night
Mostly clear, with a low around 48. North wind around 6 mph.
Sunday
Sunny, with a high near 55. Southwest wind 7 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
South Wellfleet MA
 41.9°N 69.96°W (Elev. 0 ft)
10:57 pm EDT Oct 18, 2026
11pm EDT Oct 18, 2026-6pm EDT Oct 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database