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.

67°F

19°C

Humidity 81%
Wind Speed Calm
Barometer NA
Dewpoint 61°F (16°C)
Visibility NA
Last update 9 Aug 10:20 pm EDT
Extended Forecast for

12 Miles E Allagash State Wilderness Waterway ME

  • Tonight

    Tonight: Partly cloudy, with a low around 56. West wind around 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Isolated showers between 1pm and 2pm, then isolated showers and thunderstorms after 2pm. Partly sunny, with a high near 77. West wind 3 to 8 mph. Chance of precipitation is 20%.

    High: 77 °F

    Partly Sunny
    then Isolated
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms before 5am, then a slight chance of showers. Low around 54. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 72. Northwest wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. West wind 3 to 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. West wind 5 to 8 mph.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 2am. Partly cloudy, with a low around 49. Light southwest wind. Chance of precipitation is 30%.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 67. Chance of precipitation is 80%.

    High: 67 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. West wind around 6 mph.
Monday
Isolated showers between 1pm and 2pm, then isolated showers and thunderstorms after 2pm. Partly sunny, with a high near 77. West wind 3 to 8 mph. Chance of precipitation is 20%.
Monday Night
Showers and thunderstorms before 5am, then a slight chance of showers. Low around 54. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 72. Northwest wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 50. West wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 73. West wind 5 to 8 mph.
Wednesday Night
A chance of showers, mainly after 2am. Partly cloudy, with a low around 49. Light southwest wind. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 67. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles E Allagash State Wilderness Waterway ME
 46.48°N 69.05°W (Elev. 1581 ft)
Last Update:
10:02 pm EDT Aug 9, 2026
Forecast Valid:
10pm EDT Aug 9, 2026-6pm EDT Aug 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation