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

Hazardous Weather Conditions

Current conditions at

Bar Harbor, Hancock County-Bar Harbor Airport (KBHB)

Lat: 44.45°NLon: 68.37°WElev: 82ft.

Fair

67°F

19°C

Humidity 63%
Wind Speed S 15 mph
Barometer 29.92 in (1013.3 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 May 11:56 am EDT
Extended Forecast for

South Deer Isle ME

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Isolated showers after 1am. Partly cloudy, with a low around 53. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Partly Cloudy
    then Isolated
    Showers

  • Sunday

    Sunday: Sunny, with a high near 78. West wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. Northwest wind 3 to 6 mph.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 67. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Monday Night

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

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, mainly after 4pm. Mostly sunny, with a high near 72. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 7pm. Partly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Tonight
Isolated showers after 1am. Partly cloudy, with a low around 53. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 78. West wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 48. Northwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 67. Calm wind becoming south 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 50. South wind around 6 mph.
Tuesday
A chance of showers, mainly after 4pm. Mostly sunny, with a high near 72. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers, mainly before 7pm. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Wednesday
A slight chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 3am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Deer Isle ME
 44.19°N 68.67°W (Elev. 7 ft)
Last Update:
6:52 am EDT May 16, 2026
Forecast Valid:
12pm EDT May 16, 2026-6pm EDT May 22, 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