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.

Partly Cloudy

80°F

27°C

Humidity 56%
Wind Speed SE 8 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 29 Jun 2:53 pm EDT
Extended Forecast for

Fort Popham ME

Extreme Heat Watch July 1, 12:00pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: Mostly clear, with a low around 58. Southwest wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 72. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Scattered showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 61. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Increasing clouds, with a high near 80. South wind around 10 mph.

    High: 80 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A chance of showers between 10pm and midnight. Partly cloudy, with a low around 65. Southwest wind around 5 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Friday Night

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

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Southwest wind around 5 mph.
Tuesday
Increasing clouds, with a high near 72. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Scattered showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 61. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Increasing clouds, with a high near 80. South wind around 10 mph.
Wednesday Night
A chance of showers between 10pm and midnight. Partly cloudy, with a low around 65. Southwest wind around 5 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 65.
Independence Day
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Partly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Popham ME
 43.77°N 69.78°W (Elev. 3 ft)
Last Update:
2:38 pm EDT Jun 29, 2026
Forecast Valid:
3pm EDT Jun 29, 2026-6pm EDT Jul 6, 2026
 
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