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

Hazardous Weather Conditions

Current conditions at

Wiscasset Airport (KIWI)

Lat: 43.96°NLon: 69.71°WElev: 53ft.

Mostly Cloudy

58°F

14°C

Humidity 84%
Wind Speed Calm
Barometer 30.20 in (1022.7 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 20 Aug 4:53 am EDT
Extended Forecast for

Westport Island ME

  • Today

    Today: Mostly cloudy, with a high near 64. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 64 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 64. Northeast wind 5 to 10 mph becoming east in the afternoon.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. East wind around 5 mph becoming calm.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73. North wind around 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 64. Light and variable wind becoming south 5 to 10 mph in the morning.
Tonight
Partly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 64. Northeast wind 5 to 10 mph becoming east in the afternoon.
Thursday Night
Partly cloudy, with a low around 52. East wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 73. North wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 61.
Monday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westport Island ME
 43.9°N 69.72°W (Elev. 20 ft)
Last Update:
2:38 am EDT Aug 20, 2025
Forecast Valid:
5am EDT Aug 20, 2025-6pm EDT Aug 26, 2025
 
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