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

Wiscasset Airport (KIWI)

Lat: 43.96°NLon: 69.71°WElev: 53ft.

Overcast

76°F

24°C

Humidity 69%
Wind Speed S 7 mph
Barometer 29.87 in (1011.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Aug 2:53 pm EDT
Extended Forecast for

Bristol ME

  • Tonight

    Tonight: Patchy dense fog after 8pm. Otherwise, mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 81 °F

    Areas Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Patchy dense fog after 8pm. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Wednesday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 62. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 58. Calm wind.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 55.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 57.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 77.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bristol ME
 43.96°N 69.52°W (Elev. 148 ft)
Last Update:
2:16 pm EDT Aug 18, 2026
Forecast Valid:
3pm EDT Aug 18, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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