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.

A Few Clouds

62°F

17°C

Humidity 29%
Wind Speed N 16 mph
Barometer 30.15 in (1020.7 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 21 May 3:53 pm EDT
Extended Forecast for

Grotto Cascade Park ME

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67. Northwest wind 5 to 11 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. West wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 70. Calm wind.

    High: 70 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. South wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 64. Light southeast wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely, mainly after 3am. Mostly cloudy, with a low around 43. Southeast wind 3 to 5 mph. Chance of precipitation is 60%.

    Low: 43 °F

    Showers
    Likely

  • Memorial Day

    Memorial Day: Showers likely, mainly before 3pm. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 39. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 67. Northwest wind 5 to 11 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 39. West wind around 5 mph becoming calm in the evening.
Saturday
Increasing clouds, with a high near 70. Calm wind.
Saturday Night
Mostly cloudy, with a low around 44. South wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, with a high near 64. Light southeast wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Showers likely, mainly after 3am. Mostly cloudy, with a low around 43. Southeast wind 3 to 5 mph. Chance of precipitation is 60%.
Memorial Day
Showers likely, mainly before 3pm. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Monday Night
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Tuesday
A slight chance of showers after 3pm. Partly sunny, with a high near 72. Chance of precipitation is 20%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 49. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 47. Chance of precipitation is 20%.
Thursday
A slight chance of showers. Mostly sunny, with a high near 69. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grotto Cascade Park ME
 44.81°N 68.74°W (Elev. 49 ft)
Last Update:
4:02 pm EDT May 21, 2026
Forecast Valid:
4pm EDT May 21, 2026-6pm EDT May 28, 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