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 39%
Wind Speed Calm
Barometer 30.21 in (1023.6 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 19 Aug 3:20 pm EDT
Extended Forecast for

9 Miles SSW Allagash State Wilderness Waterway ME

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. Calm wind.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 47. Calm wind.

    Low: 47 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 72. Light southeast wind.

    High: 72 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 8pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 75. Calm wind.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Light northeast wind.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 73. Calm wind.
Tonight
Increasing clouds, with a low around 47. Calm wind.
Wednesday
Partly sunny, with a high near 72. Light southeast wind.
Wednesday Night
A chance of showers, mainly before 8pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 30%.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 75. Calm wind.
Thursday Night
Mostly clear, with a low around 47. Calm wind.
Friday
Sunny, with a high near 78. Light northeast wind.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 81.
Saturday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 55. Chance of precipitation is 20%.
Sunday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSW Allagash State Wilderness Waterway ME
 46.33°N 69.37°W (Elev. 919 ft)
Last Update:
1:43 pm EDT Aug 19, 2025
Forecast Valid:
3pm EDT Aug 19, 2025-6pm EDT Aug 25, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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