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.

Mostly Cloudy

53°F

12°C

Humidity 83%
Wind Speed NE 8 mph
Barometer 30.29 in (1025.7 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 19 Oct 6:52 pm EDT
Extended Forecast for

Northwest Harwich MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. North wind 9 to 11 mph, with gusts as high as 26 mph.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60. North wind 14 to 16 mph, with gusts as high as 39 mph.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Northeast wind around 16 mph, with gusts as high as 37 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. Northeast wind around 18 mph, with gusts as high as 34 mph.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 9pm.  Mostly cloudy, with a low around 47. North wind 13 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 59. North wind around 15 mph, with gusts as high as 28 mph.

    High: 59 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. North wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 54. North wind around 16 mph, with gusts as high as 29 mph.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. North wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. North wind 9 to 11 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 60. North wind 14 to 16 mph, with gusts as high as 39 mph.
Tuesday Night
Mostly cloudy, with a low around 50. Northeast wind around 16 mph, with gusts as high as 37 mph.
Wednesday
Partly sunny, with a high near 56. Northeast wind around 18 mph, with gusts as high as 34 mph.
Wednesday Night
A chance of showers, mainly after 9pm. Mostly cloudy, with a low around 47. North wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 59. North wind around 15 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 43. North wind 10 to 15 mph, with gusts as high as 29 mph.
Friday
Sunny, with a high near 54. North wind around 16 mph, with gusts as high as 29 mph.
Friday Night
Mostly clear, with a low around 43. North wind 8 to 11 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 54. North wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 45. Light west wind.
Sunday
Sunny, with a high near 58. Southwest wind around 6 mph.
Sunday Night
Mostly clear, with a low around 48. Southwest wind 3 to 5 mph.
Monday
Sunny, with a high near 62. Southwest wind 6 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Northwest Harwich MA
 41.7°N 70.13°W (Elev. 36 ft)
6:29 pm EDT Oct 19, 2026
7pm EDT Oct 19, 2026-6pm EDT Oct 26, 2026
 
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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