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.

64°F

18°C

Humidity 57%
Wind Speed Calm
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 1 Sep 7:20 pm EDT
Extended Forecast for

14 Miles SW Allagash State Wilderness Waterway ME

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 4am. Mostly cloudy, with a low around 50. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. Patchy fog before 10am. High near 62. Southeast wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain before 2am, then a chance of showers, mainly between 2am and 4am. Low around 55. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Rain then
    Chance Rain

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 67. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 48. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.

    High: 66 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. Calm wind.
Wednesday
Mostly sunny, with a high near 73. Calm wind becoming southeast 5 to 7 mph in the morning.
Wednesday Night
A chance of rain, mainly after 4am. Mostly cloudy, with a low around 50. South wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday
Rain. Patchy fog before 10am. High near 62. Southeast wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain before 2am, then a chance of showers, mainly between 2am and 4am. Low around 55. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 67. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 48. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%.
Saturday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.
Saturday Night
A slight chance of showers before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 44.
Labor Day
Mostly sunny, with a high near 74.
Monday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW Allagash State Wilderness Waterway ME
 46.33°N 69.53°W (Elev. 1040 ft)
Last Update:
6:28 pm EDT Sep 1, 2026
Forecast Valid:
7pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
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