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

Rockland, Knox County Regional Airport (KRKD)

Lat: 44.07°NLon: 69.1°WElev: 56ft.

Fair

45°F

7°C

Humidity 40%
Wind Speed SW 8 mph
Barometer 30.41 in (1029.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 12 Apr 5:56 pm EDT
Extended Forecast for

Islesboro ME

  • Tonight

    Tonight: Rain, mainly after 4am. Low around 38. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Rain before 11am, then showers after 2pm. High near 54. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 47. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Northwest wind around 5 mph becoming south in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly between 10pm and midnight. Mostly cloudy, with a low around 44. Southeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers after 3pm. Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Tonight
Rain, mainly after 4am. Low around 38. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain before 11am, then showers after 2pm. High near 54. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 47. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 59. Northwest wind around 5 mph becoming south in the afternoon.
Tuesday Night
Showers likely, mainly between 10pm and midnight. Mostly cloudy, with a low around 44. Southeast wind around 5 mph. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers after 3pm. Mostly cloudy, with a high near 60.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 55.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Friday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Islesboro ME
 44.31°N 68.91°W (Elev. 7 ft)
Last Update:
2:30 pm EDT Apr 12, 2026
Forecast Valid:
6pm EDT Apr 12, 2026-6pm EDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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