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.

46°F

8°C

Humidity 95%
Wind Speed Calm
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 1 Sep 7:20 am EDT
Extended Forecast for

18 Miles SSW Allagash ME

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 71. Light and variable wind.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

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

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. Calm wind becoming southeast 5 to 8 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 5am. Mostly cloudy, with a low around 50. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday

    Thursday: Rain, with thunderstorms also possible after 1pm. High near 66. Southeast wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm before 11pm, then a chance of rain between 11pm and 3am, then a chance of showers after 3am. Cloudy, with a low around 51. Light southeast wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 68. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, mainly before 11am. Partly sunny, with a high near 69. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 71. Light and variable wind.
Tonight
Partly cloudy, with a low around 44. Calm wind.
Wednesday
Mostly sunny, with a high near 71. Calm wind becoming southeast 5 to 8 mph in the morning.
Wednesday Night
Rain likely, mainly after 5am. Mostly cloudy, with a low around 50. Southeast wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, with thunderstorms also possible after 1pm. High near 66. Southeast wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely and possibly a thunderstorm before 11pm, then a chance of rain between 11pm and 3am, then a chance of showers after 3am. Cloudy, with a low around 51. Light southeast wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 68. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Saturday
A chance of showers, mainly before 11am. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 43.
Labor Day
A slight chance of showers. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SSW Allagash ME
 46.87°N 69.25°W (Elev. 794 ft)
Last Update:
4:02 am EDT Sep 1, 2026
Forecast Valid:
7am EDT Sep 1, 2026-6pm EDT Sep 7, 2026
 
Forecast Discussion
 
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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