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.

N/A

Humidity NA
Wind Speed Vrbl 3 mph
Barometer NA
Dewpoint N/A
Visibility NA
Last update 28 Mar 8:20 am EDT
Extended Forecast for

3 Miles NNE Allagash State Wilderness Waterway ME

  • Today

    Today: Mostly sunny, with a high near 23. Calm wind becoming west around 6 mph in the afternoon.

    High: 23 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of snow showers before 2am. Partly cloudy, with a low around 6. Calm wind. Chance of precipitation is 20%.

    Low: 6 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Partly sunny, with a high near 33. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 33 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of snow showers after 9pm. Mostly cloudy, with a low around 23. Light southwest wind. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow Showers

  • Monday

    Monday: A chance of snow showers before 10am, then a chance of rain showers. Mostly cloudy, with a high near 42. Southwest wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. Light northwest wind.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain and snow likely, mainly after 2pm. Mostly cloudy, with a high near 37. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%.

    High: 37 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain, snow, and freezing rain before 11pm, then rain or freezing rain. Low around 28. Chance of precipitation is 90%.

    Low: 28 °F

    Wintry Mix

  • Wednesday

    Wednesday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.

    High: 46 °F

    Rain Likely
    then Chance
    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 23. Calm wind becoming west around 6 mph in the afternoon.
Tonight
A slight chance of snow showers before 2am. Partly cloudy, with a low around 6. Calm wind. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 33. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
A slight chance of snow showers after 9pm. Mostly cloudy, with a low around 23. Light southwest wind. Chance of precipitation is 20%.
Monday
A chance of snow showers before 10am, then a chance of rain showers. Mostly cloudy, with a high near 42. Southwest wind 5 to 8 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 18. Light northwest wind.
Tuesday
Rain and snow likely, mainly after 2pm. Mostly cloudy, with a high near 37. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Rain, snow, and freezing rain before 11pm, then rain or freezing rain. Low around 28. Chance of precipitation is 90%.
Wednesday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.
Wednesday Night
A slight chance of rain and snow before 8pm, then a slight chance of snow between 8pm and 11pm. Mostly cloudy, with a low around 16. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 11.
Friday
Mostly sunny, with a high near 38.
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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:
4:02 am EDT Mar 28, 2026
Forecast Valid:
9am EDT Mar 28, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation