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

57°F

14°C

Humidity 41%
Wind Speed S 5 mph
Barometer 30.55 in (1034.6 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 23 May 6:53 pm EDT
Extended Forecast for

Montsweag ME

  • Tonight

    Tonight: Cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 4pm. Cloudy, with a high near 59. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Cloudy then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely before 9pm, then rain after 9pm. Low around 46. Calm wind becoming east around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Memorial Day

    Memorial Day: Showers likely, mainly before noon. Cloudy, with a high near 66. East wind around 5 mph becoming north in the afternoon. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 46. Calm wind.
Sunday
Showers likely, mainly after 4pm. Cloudy, with a high near 59. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers likely before 9pm, then rain after 9pm. Low around 46. Calm wind becoming east around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Memorial Day
Showers likely, mainly before noon. Cloudy, with a high near 66. East wind around 5 mph becoming north in the afternoon. Chance of precipitation is 70%.
Monday Night
Partly cloudy, with a low around 50. Calm wind.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
A 30 percent chance of showers after 3pm. Mostly sunny, with a high near 77.
Wednesday Night
A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 50.
Thursday
Partly sunny, with a high near 70.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montsweag ME
 43.96°N 69.7°W (Elev. 98 ft)
Last Update:
2:28 pm EDT May 23, 2026
Forecast Valid:
7pm EDT May 23, 2026-6pm EDT May 30, 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