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

62°F

17°C

Humidity 62%
Wind Speed N 3 mph
Barometer 30.17 in (1021.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Aug 10:53 pm EDT
Extended Forecast for

Grand Lake Stream ME

  • Tonight

    Tonight: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Light and variable wind.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 4am. Mostly cloudy, with a low around 58. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers. High near 67. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 2am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. South wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Showers
    Likely and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 74. Light north wind. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Calm wind.
Sunday
Mostly sunny, with a high near 78. Light and variable wind.
Sunday Night
A chance of showers, mainly after 4am. Mostly cloudy, with a low around 58. South wind 3 to 6 mph. Chance of precipitation is 30%.
Monday
Showers. High near 67. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Showers likely, mainly before 2am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. South wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 74. Light north wind. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 58. Calm wind.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake Stream ME
 45.18°N 67.77°W (Elev. 299 ft)
Last Update:
9:01 pm EDT Aug 15, 2026
Forecast Valid:
11pm EDT Aug 15, 2026-6pm EDT Aug 22, 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