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

70°F

21°C

Humidity 79%
Wind Speed S 6 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Aug 1:53 am EDT
Extended Forecast for

Bristol ME

  • Overnight

    Overnight: A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 62. South wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: Showers, mainly before 1pm. High near 73. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 73 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers, mainly after 7pm. Patchy dense fog after 10pm. Otherwise, cloudy, with a low around 62. South wind around 5 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Chance
    Showers and
    Patchy Dense
    Fog

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 79. Northeast wind around 5 mph.

    High: 79 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly after 4am. Cloudy, with a low around 62. South wind around 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers, mainly before 1pm. High near 73. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 50 percent chance of showers, mainly after 7pm. Patchy dense fog after 10pm. Otherwise, cloudy, with a low around 62. South wind around 5 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly cloudy, with a high near 79. Northeast wind around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 61. Calm wind.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 78.
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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:
2:15 am EDT Aug 17, 2026
Forecast Valid:
2am EDT Aug 17, 2026-6pm EDT Aug 23, 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