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

Hazardous Weather Conditions

Current conditions at

Bangor, Bangor International Airport (KBGR)

Lat: 44.8°NLon: 68.82°WElev: 190ft.

Mostly Cloudy

57°F

14°C

Humidity 87%
Wind Speed Vrbl 3 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 16 May 7:53 am EDT
Extended Forecast for

Alton ME

  • Today

    Today: Mostly sunny, with a high near 76. West wind 5 to 11 mph, with gusts as high as 22 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. South wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 75. Northwest wind 10 to 17 mph, with gusts as high as 31 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. South wind 6 to 9 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 85. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 85 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 76. West wind 5 to 11 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 57. South wind 9 to 11 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 75. Northwest wind 10 to 17 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 42. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 50. South wind 6 to 9 mph.
Tuesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 85. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Wednesday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alton ME
 45.03°N 68.74°W (Elev. 200 ft)
Last Update:
6:52 am EDT May 16, 2026
Forecast Valid:
8am EDT May 16, 2026-6pm EDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation