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

47°F

8°C

Humidity 66%
Wind Speed Calm
Barometer 30.56 in (1035.2 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 18 Oct 5:52 pm EDT
Extended Forecast for

Harwich Center MA

  • Tonight

    Tonight: Clear, with a low around 43. East wind around 6 mph.

    Low: 43 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 57. Northeast wind 8 to 13 mph.

    High: 57 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A slight chance of showers between midnight and 1am.  Mostly cloudy, with a low around 48. North wind 11 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. North wind around 18 mph, with gusts as high as 32 mph.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Northeast wind around 17 mph, with gusts as high as 33 mph.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 3pm.  Mostly cloudy, with a high near 56. Northeast wind around 18 mph, with gusts as high as 33 mph.  Chance of precipitation is 20%.

    High: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers after 8pm.  Mostly cloudy, with a low around 45. Northeast wind around 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 1pm.  Partly sunny, with a high near 56. North wind around 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    High: 56 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. North wind 9 to 16 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 43. East wind around 6 mph.
Monday
Increasing clouds, with a high near 57. Northeast wind 8 to 13 mph.
Monday Night
A slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 48. North wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 58. North wind around 18 mph, with gusts as high as 32 mph.
Tuesday Night
Mostly cloudy, with a low around 46. Northeast wind around 17 mph, with gusts as high as 33 mph.
Wednesday
A slight chance of showers after 3pm. Mostly cloudy, with a high near 56. Northeast wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 45. Northeast wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Thursday
A chance of showers before 1pm. Partly sunny, with a high near 56. North wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 43. North wind 9 to 16 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 55. North wind around 18 mph, with gusts as high as 31 mph.
Friday Night
Partly cloudy, with a low around 42. North wind 11 to 15 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 54. North wind around 14 mph.
Saturday Night
Mostly clear, with a low around 43. North wind 3 to 6 mph.
Sunday
Sunny, with a high near 57. Northwest wind 6 to 8 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
2:43 pm EDT Oct 18, 2026
6pm 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