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

68°F

20°C

Humidity 65%
Wind Speed Calm
Barometer 30.11 in (1019.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 22 Aug 3:53 am EDT
Extended Forecast for

Bristol ME

  • Today

    Today: A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 74. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 4am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers likely, mainly between 10am and 2pm. Patchy fog between 3pm and 4pm. Otherwise, mostly cloudy, with a high near 76. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 76 °F

    Showers
    Likely and
    Areas Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of showers between 8pm and 10pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm.

    Low: 63 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: Mostly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 74. East wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 50 percent chance of showers, mainly after 4am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly between 10am and 2pm. Patchy fog between 3pm and 4pm. Otherwise, mostly cloudy, with a high near 76. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 30 percent chance of showers between 8pm and 10pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 61.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bristol ME
 43.96°N 69.52°W (Elev. 148 ft)
Last Update:
2:28 am EDT Aug 22, 2026
Forecast Valid:
4am EDT Aug 22, 2026-6pm EDT Aug 28, 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