National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Fog

44°F

7°C

Humidity 100%
Wind Speed Vrbl 6 mph
Barometer 30.04 in (1017.5 mb)
Dewpoint 44°F (7°C)
Visibility 0.50 mi
Wind Chill41°F (5°C)
Last update 18 Apr 5:52 pm EDT
Extended Forecast for

East Harwich MA

  • Tonight

    Tonight: Patchy drizzle before 9pm, then patchy drizzle after 10pm. Patchy fog. Otherwise, cloudy, with a low around 42. Northeast wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Sunday

    Sunday: Showers likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then showers after 5pm. Patchy fog. High near 56. South wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 38. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. West wind around 6 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. Calm wind becoming north 5 to 7 mph after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 46. North wind around 7 mph.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. Southwest wind 5 to 7 mph.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers between 9am and 4pm. Mostly cloudy, with a high near 50. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. Southwest wind around 5 mph becoming northwest after midnight.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy drizzle before 9pm, then patchy drizzle after 10pm. Patchy fog. Otherwise, cloudy, with a low around 42. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Showers likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then showers after 5pm. Patchy fog. High near 56. South wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 38. West wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Mostly sunny, with a high near 49. West wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 35. Calm wind becoming north 5 to 7 mph after midnight.
Tuesday
Sunny, with a high near 46. North wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 36. Southwest wind 5 to 7 mph.
Wednesday
A chance of showers between 9am and 4pm. Mostly cloudy, with a high near 50. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 41. Southwest wind around 5 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 52. Northwest wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 41. West wind around 5 mph becoming northwest after midnight.
Friday
Mostly sunny, with a high near 52. North wind around 7 mph.
Friday Night
Partly cloudy, with a low around 42. Southeast wind around 5 mph becoming west after midnight.
Saturday
Mostly sunny, with a high near 52. Northeast wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Harwich MA
 41.71°N 70.01°W (Elev. 59 ft)
Last Update:
6:31 pm EDT Apr 18, 2026
Forecast Valid:
6pm EDT Apr 18, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation