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.

Light Rain

67°F

19°C

Humidity 81%
Wind Speed E 8 mph
Barometer 30.19 in (1022.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 6 Jul 3:52 pm EDT
Extended Forecast for

2 Miles E East Dennis MA

Flood Watch July 6, 04:50pm until July 7, 02:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 6, 04:50pm until July 7, 02:00pm

    NOW until 2:00pm Tue

    Flood Watch

  • This Afternoon

    High: 71 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 1am. Some of the storms could produce heavy rainfall. Low around 65. East wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 65 °F

    Heavy Rain

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. High near 71. East wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    High: 71 °F

    Heavy Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 64. North wind 6 to 13 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. North wind 8 to 11 mph.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Southwest wind 3 to 6 mph.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Southwest wind 7 to 13 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. Southwest wind 9 to 11 mph.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers likely. Cloudy, with a high near 71. East wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers, with thunderstorms also possible after 1am. Some of the storms could produce heavy rainfall. Low around 65. East wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Tuesday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. High near 71. East wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
A chance of showers. Patchy fog. Otherwise, cloudy, with a low around 64. North wind 6 to 13 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Partly sunny, with a high near 74. North wind 8 to 11 mph.
Wednesday Night
Mostly clear, with a low around 66. Southwest wind 3 to 6 mph.
Thursday
Sunny, with a high near 81. Southwest wind 7 to 13 mph.
Thursday Night
Partly cloudy, with a low around 70. Southwest wind 9 to 11 mph.
Friday
Mostly sunny, with a high near 83. Southwest wind 8 to 10 mph.
Friday Night
Mostly cloudy, with a low around 70. West wind around 6 mph.
Saturday
Sunny, with a high near 79. North wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 69. Light and variable wind.
Sunday
Sunny, with a high near 78. North wind 5 to 7 mph becoming east in the afternoon.
Sunday Night
Partly cloudy, with a low around 69. South wind around 5 mph.
Monday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E East Dennis MA
 41.75°N 70.12°W (Elev. 49 ft)
Last Update:
2:30 pm EDT Jul 6, 2026
Forecast Valid:
4pm EDT Jul 6, 2026-6pm EDT Jul 13, 2026
 
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