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

51°F

11°C

Humidity 86%
Wind Speed Vrbl 6 G 18 mph
Barometer 29.71 in (1006.2 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 7 Nov 1:53 pm EST
Extended Forecast for

South Bristol ME

  • This Afternoon

    This Afternoon: Rain, mainly before 4pm. Patchy fog. High near 56. Northeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain. Patchy fog. Low around 41. Northwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: Rain before noon, then a chance of showers between noon and 3pm. High near 52. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 38. West wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 54. West wind 5 to 10 mph.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain, mainly before 4pm. Patchy fog. High near 56. Northeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain. Patchy fog. Low around 41. Northwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain before noon, then a chance of showers between noon and 3pm. High near 52. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Increasing clouds, with a low around 38. West wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 54. West wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 35.
Veterans Day
Mostly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Bristol ME
 43.87°N 69.54°W (Elev. 3 ft)
Last Update:
1:28 pm EST Nov 7, 2026
Forecast Valid:
1pm EST Nov 7, 2026-6pm EST Nov 13, 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