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.

Light Rain

45°F

7°C

Humidity 83%
Wind Speed N 14 mph
Barometer 29.82 in (1009.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 16 Oct 4:53 pm EDT
Extended Forecast for

Alton ME

  • This Afternoon

    This Afternoon: A chance of rain. Cloudy, with a high near 49. North wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 40. North wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    Low: 40 °F

    Chance Rain
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58. North wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy frost after 3am. Otherwise, mostly clear, with a low around 35. North wind 6 to 8 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: Patchy frost before 8am. Otherwise, sunny, with a high near 61. North wind around 7 mph.

    High: 61 °F

    Patchy Frost
    then Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 4am. Otherwise, partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, mostly sunny, with a high near 64. Light southeast wind becoming south 6 to 11 mph in the morning.

    High: 64 °F

    Patchy Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.

    Low: 42 °F

    Partly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain likely, mainly after 11am. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Rain Likely

Detailed Forecast

This Afternoon
A chance of rain. Cloudy, with a high near 49. North wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 40. North wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 58. North wind 11 to 14 mph, with gusts as high as 25 mph.
Friday Night
Patchy frost after 3am. Otherwise, mostly clear, with a low around 35. North wind 6 to 8 mph.
Saturday
Patchy frost before 8am. Otherwise, sunny, with a high near 61. North wind around 7 mph.
Saturday Night
Patchy frost after 4am. Otherwise, partly cloudy, with a low around 36. Calm wind.
Sunday
Patchy frost before 8am. Otherwise, mostly sunny, with a high near 64. Light southeast wind becoming south 6 to 11 mph in the morning.
Sunday Night
A chance of rain, mainly after 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Monday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Monday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Tuesday
A chance of rain. Partly sunny, with a high near 60. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Wednesday
Rain likely. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alton ME
 45.03°N 68.74°W (Elev. 200 ft)
Last Update:
1:43 pm EDT Oct 16, 2025
Forecast Valid:
5pm EDT Oct 16, 2025-6pm EDT Oct 23, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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