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.

31°F

-1°C

Humidity 32%
Wind Speed S 9 G 14 mph
Barometer NA
Dewpoint 4°F (-16°C)
Visibility NA
Wind Chill23°F (-5°C)
Last update 8 Apr 11:20 am EDT
Extended Forecast for

3 Miles NNE Allagash State Wilderness Waterway ME

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 38. West wind around 10 mph.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 16. Calm wind.

    Low: 16 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 50. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 3pm. Partly sunny, with a high near 50. Southwest wind around 6 mph. Chance of precipitation is 20%.

    High: 50 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain showers before 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 29. Light northwest wind. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Partly sunny, with a high near 42. Northwest wind 5 to 9 mph.

    High: 42 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 38. West wind around 10 mph.
Tonight
Mostly clear, with a low around 16. Calm wind.
Thursday
Sunny, with a high near 50. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 31. South wind 8 to 10 mph, with gusts as high as 20 mph.
Friday
A slight chance of showers after 3pm. Partly sunny, with a high near 50. Southwest wind around 6 mph. Chance of precipitation is 20%.
Friday Night
A chance of rain showers before 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 29. Light northwest wind. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 42. Northwest wind 5 to 9 mph.
Saturday Night
Mostly clear, with a low around 23.
Sunday
Sunny, with a high near 48.
Sunday Night
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Monday
A chance of rain. Mostly cloudy, with a high near 56. Chance of precipitation is 50%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Allagash State Wilderness Waterway ME
 46.49°N 69.3°W (Elev. 919 ft)
Last Update:
9:59 am EDT Apr 8, 2026
Forecast Valid:
12pm EDT Apr 8, 2026-6pm EDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation