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

Clayton Lake (K40B)

Lat: 46.62°NLon: 69.53°WElev: 1030ft.

43°F

6°C

Humidity 95%
Wind Speed Calm
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 2 Sep 3:20 am EDT
Extended Forecast for

12 Miles NNE Chesuncook ME

  • Overnight

    Overnight: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Calm wind becoming south 5 to 7 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 5am. Mostly cloudy, with a low around 52. South wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Mostly Cloudy
    then Rain
    Likely

  • Thursday

    Thursday: Rain. Patchy fog before 10am. High near 66. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of rain, mainly before 11pm, then a slight chance of showers after 3am. Cloudy, with a low around 54. Southeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance Rain

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 69. Northwest wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. North wind 5 to 9 mph. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, mainly before 4pm. Partly sunny, with a high near 67. Chance of precipitation is 40%.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 9pm. Partly cloudy, with a low around 42. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 44. Calm wind.
Wednesday
Mostly sunny, with a high near 73. Calm wind becoming south 5 to 7 mph in the morning.
Wednesday Night
Rain likely, mainly after 5am. Mostly cloudy, with a low around 52. South wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. Patchy fog before 10am. High near 66. Southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain, mainly before 11pm, then a slight chance of showers after 3am. Cloudy, with a low around 54. Southeast wind 3 to 5 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 69. Northwest wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. North wind 5 to 9 mph. Chance of precipitation is 60%.
Saturday
A chance of showers, mainly before 4pm. Partly sunny, with a high near 67. Chance of precipitation is 40%.
Saturday Night
A slight chance of showers before 9pm. Partly cloudy, with a low around 42. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 42.
Labor Day
Sunny, with a high near 75.
Monday Night
A chance of showers. Partly cloudy, with a low around 46. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Chesuncook ME
 46.24°N 69.34°W (Elev. 938 ft)
Last Update:
2:43 am EDT Sep 2, 2026
Forecast Valid:
3am EDT Sep 2, 2026-6pm EDT Sep 8, 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