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

Bangor, Bangor International Airport (KBGR)

Lat: 44.8°NLon: 68.82°WElev: 190ft.

Mostly Cloudy

67°F

19°C

Humidity 71%
Wind Speed S 10 G 18 mph
Barometer 30.13 in (1020.0 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Jun 10:53 am EDT
Extended Forecast for

Alton ME

  • Today

    Today: Partly sunny, with a high near 73. South wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 73 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely, mainly after 1am. Patchy fog after 2am. Otherwise, cloudy, with a low around 58. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Scattered
    Showers then
    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, mainly after 11am. Patchy fog between 8am and noon. Otherwise, cloudy, with a high near 72. South wind around 9 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A slight chance of showers. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 61. South wind 3 to 7 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Juneteenth

    Juneteenth: A chance of showers, with thunderstorms also possible after 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 81. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind around 10 mph. Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly after 4pm. Mostly sunny, with a high near 78. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 73. South wind 9 to 14 mph, with gusts as high as 25 mph.
Tonight
Showers likely, mainly after 1am. Patchy fog after 2am. Otherwise, cloudy, with a low around 58. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers, mainly after 11am. Patchy fog between 8am and noon. Otherwise, cloudy, with a high near 72. South wind around 9 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 61. South wind 3 to 7 mph. Chance of precipitation is 20%.
Juneteenth
A chance of showers, with thunderstorms also possible after 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 81. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind around 10 mph. Chance of precipitation is 40%.
Friday
A chance of showers, mainly after 4pm. Mostly sunny, with a high near 78. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers, mainly before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
A chance of showers, mainly between 11pm and 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Partly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alton ME
 45.03°N 68.74°W (Elev. 200 ft)
Last Update:
6:34 am EDT Jun 17, 2025
Forecast Valid:
11am EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation