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.

56°F

13°C

Humidity 33%
Wind Speed S 7 G 17 mph
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 24 May 7:20 pm EDT
Extended Forecast for

9 Miles SSW Allagash State Wilderness Waterway ME

  • Tonight

    Tonight: A slight chance of showers between midnight and 2am, then a chance of rain after 2am. Mostly cloudy, with a low around 43. South wind 6 to 9 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Rain

  • Memorial Day

    Memorial Day: Rain, mainly before 1pm, then scattered showers after 1pm. Patchy fog between noon and 1pm. High near 59. Southeast wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain and
    Patchy Fog
    then Rain
    Likely and
    Patchy Fog

  • Monday Night

    Monday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48. Light west wind.

    Low: 48 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Light west wind increasing to 5 to 9 mph in the morning.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before midnight, then showers likely between midnight and 2am. Low around 52. West wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers

  • Wednesday

    Wednesday: A slight chance of showers after noon. Mostly sunny, with a high near 69. Northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 69 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 10pm. Partly cloudy, with a low around 43. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 9am. Partly sunny, with a high near 59. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers between midnight and 2am, then a chance of rain after 2am. Mostly cloudy, with a low around 43. South wind 6 to 9 mph. Chance of precipitation is 30%.
Memorial Day
Rain, mainly before 1pm, then scattered showers after 1pm. Patchy fog between noon and 1pm. High near 59. Southeast wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48. Light west wind.
Tuesday
Mostly sunny, with a high near 78. Light west wind increasing to 5 to 9 mph in the morning.
Tuesday Night
Showers and thunderstorms before midnight, then showers likely between midnight and 2am. Low around 52. West wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers after noon. Mostly sunny, with a high near 69. Northwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers before 10pm. Partly cloudy, with a low around 43. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
A slight chance of showers after 9am. Partly sunny, with a high near 59. Chance of precipitation is 20%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 40%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 40. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 62. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSW Allagash State Wilderness Waterway ME
 46.33°N 69.37°W (Elev. 919 ft)
Last Update:
7:42 pm EDT May 24, 2026
Forecast Valid:
8pm EDT May 24, 2026-6pm EDT May 31, 2026
 
Forecast Discussion
 
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Additional Resources

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