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.

38°F

3°C

Humidity 49%
Wind Speed Calm
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 13 Apr 12:20 am EDT
Extended Forecast for

10 Miles E Allagash State Wilderness Waterway ME

  • Overnight

    Overnight: A chance of rain, mainly after 4am. Mostly cloudy, with a low around 35. South wind 6 to 9 mph. Chance of precipitation is 30%.

    Low: 35 °F

    Chance Rain

  • Monday

    Monday: Rain. High near 53. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 9pm. Mostly cloudy, with a low around 38. Northwest wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A slight chance of rain after 3pm. Partly sunny, with a high near 52. Northwest wind around 6 mph becoming light and variable. Chance of precipitation is 20%.

    High: 52 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 1am. Patchy fog before 1am, then patchy fog after 3am. Low around 40. East wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 56. South wind around 7 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

    High: 56 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 38. Light north wind. Chance of precipitation is 50%.

    Low: 38 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

Detailed Forecast

Overnight
A chance of rain, mainly after 4am. Mostly cloudy, with a low around 35. South wind 6 to 9 mph. Chance of precipitation is 30%.
Monday
Rain. High near 53. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain likely, mainly before 9pm. Mostly cloudy, with a low around 38. Northwest wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A slight chance of rain after 3pm. Partly sunny, with a high near 52. Northwest wind around 6 mph becoming light and variable. Chance of precipitation is 20%.
Tuesday Night
Rain, mainly before 1am. Patchy fog before 1am, then patchy fog after 3am. Low around 40. East wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 56. South wind around 7 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 38. Light north wind. Chance of precipitation is 50%.
Thursday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Friday
A chance of rain, mainly before 11am. Partly sunny, with a high near 60. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Sunday
A chance of rain. Mostly cloudy, with a high near 62. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Allagash State Wilderness Waterway ME
 46.42°N 69.1°W (Elev. 1299 ft)
Last Update:
12:08 am EDT Apr 13, 2026
Forecast Valid:
12am EDT Apr 13, 2026-6pm EDT Apr 19, 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