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.

70°F

21°C

Humidity 38%
Wind Speed W 8 G 16 mph
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 16 Jun 2:20 pm EDT
Extended Forecast for

19 Miles SW Allagash State Wilderness Waterway ME

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 71. West wind around 8 mph.

    High: 71 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. West wind 3 to 5 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Isolated showers, then scattered showers and thunderstorms after 2pm. Increasing clouds, with a high near 75. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 75 °F

    Sunny then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Partly cloudy, with a low around 48. Light south wind. Chance of precipitation is 30%.

    Low: 48 °F

    Scattered
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Showers, mainly after 10am. High near 67. Southeast wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers
    Likely then
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before 2am. Patchy fog. Low around 49. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Showers and
    Patchy Fog

  • Juneteenth

    Juneteenth: Showers likely, mainly after 2pm. Partly sunny, with a high near 68. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 68 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 71. West wind around 8 mph.
Tonight
Mostly clear, with a low around 47. West wind 3 to 5 mph.
Wednesday
Isolated showers, then scattered showers and thunderstorms after 2pm. Increasing clouds, with a high near 75. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Scattered showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Partly cloudy, with a low around 48. Light south wind. Chance of precipitation is 30%.
Thursday
Showers, mainly after 10am. High near 67. Southeast wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers, mainly before 2am. Patchy fog. Low around 49. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Juneteenth
Showers likely, mainly after 2pm. Partly sunny, with a high near 68. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Friday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 67. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles SW Allagash State Wilderness Waterway ME
 46.3°N 69.63°W (Elev. 1427 ft)
Last Update:
2:29 pm EDT Jun 16, 2026
Forecast Valid:
3pm EDT Jun 16, 2026-6pm EDT Jun 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation