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

60°F

16°C

Humidity 75%
Wind Speed NW 8 mph
Barometer 29.66 in (1004.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 Jun 3:53 am EDT
Extended Forecast for

Grand Lake Stream ME

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 76. Northwest wind around 8 mph.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. South wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 66. Calm wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 53. Southeast wind 3 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 53 °F

    Showers

  • Juneteenth

    Juneteenth: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 76. West wind 6 to 9 mph. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 76. Northwest wind around 8 mph.
Tonight
Mostly clear, with a low around 54. Calm wind.
Wednesday
Sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52. South wind around 5 mph becoming calm in the evening.
Thursday
Showers likely, with thunderstorms also possible after 5pm. Partly sunny, with a high near 66. Calm wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 53. Southeast wind 3 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Juneteenth
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 76. West wind 6 to 9 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Monday
A chance of showers. Mostly sunny, with a high near 74. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake Stream ME
 45.18°N 67.77°W (Elev. 299 ft)
Last Update:
4:02 am EDT Jun 16, 2026
Forecast Valid:
4am EDT Jun 16, 2026-6pm EDT Jun 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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