Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Fair

37°F

3°C

Humidity 59%
Wind Speed W 5 mph
Barometer 30.14 in (1020.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 18 Nov 8:52 pm EST
Extended Forecast for

Harwich Port MA

  • Tonight

    Tonight: Partly cloudy, with a low around 33. West wind 7 to 9 mph.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. West wind 5 to 7 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 36. North wind 3 to 5 mph.

    Low: 36 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 48. Northeast wind 5 to 7 mph.

    High: 48 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38. Light and variable wind.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 2pm.  Partly sunny, with a high near 53. Southwest wind 5 to 11 mph.  Chance of precipitation is 20%.

    High: 53 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: A chance of rain between 9pm and 2am.  Mostly cloudy, with a low around 40. Southwest wind around 10 mph becoming northwest after midnight.  Chance of precipitation is 30%.

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 49. Northwest wind around 10 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. Northwest wind 6 to 8 mph.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 33. West wind 7 to 9 mph.
Wednesday
Partly sunny, with a high near 45. West wind 5 to 7 mph.
Wednesday Night
Increasing clouds, with a low around 36. North wind 3 to 5 mph.
Thursday
Mostly cloudy, with a high near 48. Northeast wind 5 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 38. Light and variable wind.
Friday
A slight chance of rain after 2pm. Partly sunny, with a high near 53. Southwest wind 5 to 11 mph. Chance of precipitation is 20%.
Friday Night
A chance of rain between 9pm and 2am. Mostly cloudy, with a low around 40. Southwest wind around 10 mph becoming northwest after midnight. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 49. Northwest wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 36. Northwest wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 49. Northwest wind 7 to 9 mph becoming southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 39. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 50. West wind 7 to 10 mph.
Monday Night
Mostly cloudy, with a low around 38. West wind around 9 mph.
Tuesday
Mostly sunny, with a high near 51. Southwest wind around 11 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Port MA
 41.67°N 70.08°W (Elev. 10 ft)
5:33 pm EST Nov 18, 2025
9pm EST Nov 18, 2025-6pm EST Nov 25, 2025
 
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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