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.

Fair

21°C

70°F

Humidity 93%
Wind Speed SW 11 km/h
Barometer 1017.5 mb (30.04 in)
Dewpoint 20°C (68°F)
Visibility 14 km
Last update 24 Jun 12:52 am EDT
Extended Forecast for

Chatham MA

Heat Advisory June 24, 10:00am until June 24, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 19. Southwest wind 16 to 21 km/h.

    Low: 19 °C

    Patchy Fog

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 31. Southwest wind 13 to 18 km/h.

    High: 31 °C

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21. Southwest wind 10 to 18 km/h.

    Low: 21 °C

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. Northwest wind 10 to 13 km/h becoming northeast in the afternoon.

    High: 26 °C

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 18. East wind 5 to 8 km/h. Chance of precipitation is 30%.

    Low: 18 °C

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 21. Northeast wind 13 to 16 km/h. Chance of precipitation is 40%.

    High: 21 °C

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 10pm, then a chance of showers after 5am. Mostly cloudy, with a low around 16. East wind around 11 km/h. Chance of precipitation is 30%.

    Low: 16 °C

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 20. East wind 14 to 16 km/h.

    High: 20 °C

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 3am. Mostly cloudy, with a low around 17. Southeast wind around 13 km/h. Chance of precipitation is 30%.

    Low: 17 °C

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 19. Southwest wind 16 to 21 km/h.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 31. Southwest wind 13 to 18 km/h.
Tuesday Night
Mostly clear, with a low around 21. Southwest wind 10 to 18 km/h.
Wednesday
Mostly sunny, with a high near 26. Northwest wind 10 to 13 km/h becoming northeast in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 18. East wind 5 to 8 km/h. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 21. Northeast wind 13 to 16 km/h. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 10pm, then a chance of showers after 5am. Mostly cloudy, with a low around 16. East wind around 11 km/h. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 20. East wind 14 to 16 km/h.
Friday Night
A chance of showers after 3am. Mostly cloudy, with a low around 17. Southeast wind around 13 km/h. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 22. South wind 16 to 18 km/h. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 17. South wind around 14 km/h. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 23. West wind 13 to 16 km/h. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 18. Southwest wind around 11 km/h.
Monday
Partly sunny, with a high near 24. South wind 10 to 16 km/h.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham MA
 41.68°N 69.96°W (Elev. 13 m)
Last Update:
7:47 pm EDT Jun 23, 2025
Forecast Valid:
1am EDT Jun 24, 2025-6pm EDT Jun 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation