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.

49°F

9°C

Humidity 65%
Wind Speed Calm
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 12 Oct 2:20 am EDT
Extended Forecast for

4 Miles SW Round Mountain ME

  • Overnight

    Overnight: Mostly cloudy, with a low around 45. Southwest wind around 9 mph.

    Low: 45 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 62. West wind 8 to 13 mph becoming north in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Isolated
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Northeast wind 5 to 9 mph becoming calm after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow between 10am and noon, then rain likely. Mostly cloudy, with a high near 42. Southeast wind 3 to 8 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 34. East wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 34 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 9am. Mostly cloudy, with a high near 49. East wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 3am. Mostly cloudy, with a low around 35. West wind 3 to 8 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 45. Southwest wind around 9 mph.
Columbus Day
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 62. West wind 8 to 13 mph becoming north in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 26. Northeast wind 5 to 9 mph becoming calm after midnight.
Tuesday
A chance of rain and snow between 10am and noon, then rain likely. Mostly cloudy, with a high near 42. Southeast wind 3 to 8 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday Night
Rain. Low around 34. East wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain likely, mainly before 9am. Mostly cloudy, with a high near 49. East wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A slight chance of rain before 3am. Mostly cloudy, with a low around 35. West wind 3 to 8 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Rain and snow likely before 2pm, then rain. High near 44. Chance of precipitation is 80%.
Friday Night
Rain and snow. Low around 28. Chance of precipitation is 80%.
Saturday
A chance of snow. Mostly cloudy, with a high near 40. Breezy. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Round Mountain ME
 46.56°N 68.87°W (Elev. 997 ft)
Last Update:
2:54 am EDT Oct 12, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 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