Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

75°F

24°C

Humidity 84%
Wind Speed Calm
Barometer 30.01 in (1016.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 7 Aug 10:51 pm EDT
Extended Forecast for

Harmon Beach ME

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 3am.  Patchy fog after midnight.  Otherwise, increasing clouds, with a low around 69. Calm wind.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 80. Calm wind becoming east around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 67. Calm wind.  New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 87. Light west wind increasing to 5 to 10 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Northwest wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers after 3pm.  Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 7pm.  Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Patchy fog after midnight. Otherwise, increasing clouds, with a low around 69. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 80. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 67. Calm wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 87. Light west wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 64. Northwest wind around 5 mph.
Monday
Sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 85.
Tuesday Night
A 30 percent chance of showers before 7pm. Partly cloudy, with a low around 60.
Wednesday
A chance of showers between 9am and 3pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 81.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Harmon Beach ME
 43.81°N 70.56°W (Elev. 361 ft)
7:40 pm EDT Aug 7, 2026
11pm EDT Aug 7, 2026-6pm EDT Aug 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

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