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

50°F

10°C

Humidity 89%
Wind Speed E 5 mph
Barometer 30.20 in (1022.8 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 18 Apr 8:53 am EDT
Extended Forecast for

Montsweag ME

  • Today

    Today: Areas of fog before 10am. Otherwise, increasing clouds, with a high near 55. East wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Areas Fog
    then Partly
    Sunny

  • Tonight

    Tonight: A 20 percent chance of rain before 10pm. Patchy fog after 2am. Otherwise, cloudy, with a low around 38. Southeast wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Slight Chance
    Rain then
    Patchy Fog

  • Sunday

    Sunday: Rain, mainly after 8am. Patchy fog before 9am. High near 49. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain likely before midnight, then a chance of snow between midnight and 2am. Cloudy during the early evening, then gradual clearing, with a low around 31. West wind around 5 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain Likely
    then Chance
    Snow

  • Monday

    Monday: Mostly sunny, with a high near 49. West wind around 5 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

Detailed Forecast

Today
Areas of fog before 10am. Otherwise, increasing clouds, with a high near 55. East wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of rain before 10pm. Patchy fog after 2am. Otherwise, cloudy, with a low around 38. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Rain, mainly after 8am. Patchy fog before 9am. High near 49. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely before midnight, then a chance of snow between midnight and 2am. Cloudy during the early evening, then gradual clearing, with a low around 31. West wind around 5 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday
Mostly sunny, with a high near 49. West wind around 5 mph.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montsweag ME
 43.96°N 69.73°W (Elev. 69 ft)
Last Update:
8:37 am EDT Apr 18, 2026
Forecast Valid:
9am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation