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.

Overcast

62°F

17°C

Humidity 73%
Wind Speed Vrbl 7 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 27 Sep 10:53 pm EDT
Extended Forecast for

Newcastle ME

High Surf Advisory September 27, 11:43pm until September 28, 06:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory September 27, 11:43pm until September 28, 06:00pm

    NOW until 6:00pm Mon

    High Surf Advisory

  • Tonight

    Low: 53 °F

    Rain

  • Monday

    Monday: Rain. High near 61. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 61 °F

    Rain

  • Monday Night

    Monday Night: Rain and possibly a thunderstorm. Low around 50. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain before noon. Mostly cloudy, with a high near 65. North wind 5 to 10 mph.

    High: 65 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. North wind around 5 mph becoming calm.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Tonight
Rain, mainly after midnight. Low around 53. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 61. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain and possibly a thunderstorm. Low around 50. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 65. North wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 50. North wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Partly sunny, with a high near 75.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
Partly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newcastle ME
 44.03°N 69.53°W (Elev. 0 ft)
Last Update:
10:13 pm EDT Sep 27, 2026
Forecast Valid:
11pm EDT Sep 27, 2026-6pm EDT Oct 4, 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