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.

Rain Fog/Mist

44°F

7°C

Humidity 96%
Wind Speed S 5 mph
Barometer 29.72 in (1006.4 mb)
Dewpoint 43°F (6°C)
Visibility 5.00 mi
Wind Chill41°F (5°C)
Last update 19 Apr 1:56 pm EDT
Extended Forecast for

Castine ME

  • This Afternoon

    This Afternoon: Rain, with thunderstorms also possible after 5pm. Patchy fog. High near 43. South wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog before 8pm. Low around 34. Northwest wind 10 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Showers and
    Patchy Fog
    then Partly
    Cloudy

  • Monday

    Monday: Isolated showers after 2pm. Mostly sunny, with a high near 44. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 44 °F

    Sunny then
    Isolated
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. North wind around 8 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. North wind 5 to 7 mph becoming southwest in the afternoon.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. Southwest wind around 6 mph.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, mainly after 8am. Partly sunny, with a high near 42. South wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers. Partly sunny, with a high near 47. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Rain, with thunderstorms also possible after 5pm. Patchy fog. High near 43. South wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog before 8pm. Low around 34. Northwest wind 10 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Isolated showers after 2pm. Mostly sunny, with a high near 44. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 29. North wind around 8 mph.
Tuesday
Sunny, with a high near 42. North wind 5 to 7 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 33. Southwest wind around 6 mph.
Wednesday
A chance of showers, mainly after 8am. Partly sunny, with a high near 42. South wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.
Thursday
A slight chance of showers. Partly sunny, with a high near 47. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 48.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 37. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 48. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Castine ME
 44.38°N 68.8°W (Elev. 0 ft)
Last Update:
6:18 am EDT Apr 19, 2026
Forecast Valid:
2pm EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation