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.

Fair

69°F

21°C

Humidity 41%
Wind Speed Vrbl 7 mph
Barometer 30.23 in (1023.6 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Aug 4:53 pm EDT
Extended Forecast for

Topsham ME

  • Tonight

    Tonight: Increasing clouds, with a low around 54. South wind 5 to 10 mph becoming light and variable in the evening.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 70. Calm wind becoming southeast around 5 mph in the morning.

    High: 70 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 3am. Partly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm.

    Low: 51 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. East wind around 5 mph becoming calm.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 54. South wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Mostly cloudy, with a high near 70. Calm wind becoming southeast around 5 mph in the morning.
Wednesday Night
A 20 percent chance of showers before 3am. Partly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 75. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 50. East wind around 5 mph becoming calm.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Partly sunny, with a high near 77.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 62.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 75.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Topsham ME
 43.93°N 69.95°W (Elev. 39 ft)
Last Update:
1:21 pm EDT Aug 19, 2025
Forecast Valid:
5pm EDT Aug 19, 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