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Hazardous Weather Conditions

Current conditions at

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

Lat: 44.45°NLon: 68.37°WElev: 82ft.

Overcast

69°F

21°C

Humidity 96%
Wind Speed S 8 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 28 Aug 5:56 am EDT
Extended Forecast for

Castine ME

Dense Fog Advisory until August 28, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until August 28, 09:00am

    NOW until 9:00am Fri

    Dense Fog Advisory

  • Today

    High: 70 °F

    Chance
    T-storms and
    Areas Dense
    Fog

  • Tonight

    Tonight: Scattered showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Patchy fog before 3am. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 58. Calm wind becoming north 5 to 9 mph after midnight. Chance of precipitation is 30%.

    Low: 58 °F

    Scattered
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Saturday

    Saturday: Sunny, with a high near 72. North wind 5 to 7 mph becoming southwest in the afternoon.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 59. Southwest wind 5 to 8 mph becoming calm after midnight.

    Low: 59 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 70. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 70 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 59. Southwest wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 68. North wind 6 to 8 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Areas of dense fog before 10am, then areas of dense fog after 11am. Otherwise, mostly cloudy, with a high near 70. South wind 6 to 9 mph. Chance of precipitation is 40%.
Tonight
Scattered showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Patchy fog before 3am. Otherwise, cloudy during the early evening, then gradual clearing, with a low around 58. Calm wind becoming north 5 to 9 mph after midnight. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 72. North wind 5 to 7 mph becoming southwest in the afternoon.
Saturday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 59. Southwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 70. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 59. Southwest wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 30%.
Monday
Sunny, with a high near 68. North wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
A slight chance of showers after 3pm. Mostly sunny, with a high near 67. Chance of precipitation is 20%.
Tuesday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.38°N 68.8°W (Elev. 0 ft)
Last Update:
5:43 am EDT Aug 28, 2026
Forecast Valid:
6am EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation