National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Millinocket, Millinocket Municipal Airport (KMLT)

Lat: 45.65°NLon: 68.69°WElev: 407ft.

Fair

41°F

5°C

Humidity 89%
Wind Speed Calm
Barometer 30.19 in (1022.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 20 Sep 3:53 am EDT
Extended Forecast for

Grindstone ME

  • Today

    Today: Mostly cloudy, with a high near 61. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 61 °F

    Mostly Cloudy

  • Tonight

    Tonight: Scattered showers, mainly between 7pm and 9pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 39. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 39 °F

    Scattered
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61. North wind 3 to 8 mph.

    High: 61 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. Light north wind.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. North wind 3 to 7 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. Calm wind.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 61. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Scattered showers, mainly between 7pm and 9pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 39. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61. North wind 3 to 8 mph.
Monday Night
Partly cloudy, with a low around 38. Light north wind.
Tuesday
Mostly sunny, with a high near 61. North wind 3 to 7 mph.
Tuesday Night
Mostly clear, with a low around 38. Calm wind.
Wednesday
Sunny, with a high near 63. Calm wind.
Wednesday Night
Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly clear, with a low around 38.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 40.
Friday
A slight chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 20%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Grindstone ME
 45.72°N 68.58°W (Elev. 351 ft)
Last Update:
4:57 am EDT Sep 20, 2026
Forecast Valid:
5am EDT Sep 20, 2026-6pm EDT Sep 26, 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