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

73°F

23°C

Humidity 43%
Wind Speed Vrbl 5 mph
Barometer 30.25 in (1024.4 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 25 Sep 11:53 am EDT
Extended Forecast for

Topsham ME

High Surf Advisory September 25, 12:53pm until September 27, 08:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory September 25, 12:53pm until September 27, 08:00pm

    NOW until 8:00pm Sun

    High Surf Advisory

  • This Afternoon

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Cloudy, with a low around 51. Northeast wind 5 to 10 mph.

    Low: 51 °F

    Cloudy

  • Saturday

    Saturday: A 50 percent chance of rain, mainly after 1pm. Cloudy, with a high near 65. Northeast wind around 15 mph, with gusts as high as 30 mph. New precipitation amounts between a quarter and half of an inch possible.

    High: 65 °F

    Cloudy then
    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely. Cloudy, with a low around 50. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely, mainly after noon. Cloudy, with a high near 62. Breezy, with a northeast wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.

    High: 62 °F

    Rain Likely
    and Breezy

  • Sunday Night

    Sunday Night: Rain. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Rain

  • Monday

    Monday: Rain. High near 61. Chance of precipitation is 80%.

    High: 61 °F

    Rain

  • Monday Night

    Monday Night: Rain likely before 8pm, then showers likely after 8pm. Cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Rain Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 72. Northeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
Cloudy, with a low around 51. Northeast wind 5 to 10 mph.
Saturday
A 50 percent chance of rain, mainly after 1pm. Cloudy, with a high near 65. Northeast wind around 15 mph, with gusts as high as 30 mph. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely. Cloudy, with a low around 50. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Sunday
Rain likely, mainly after noon. Cloudy, with a high near 62. Breezy, with a northeast wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.
Sunday Night
Rain. Low around 48. Chance of precipitation is 80%.
Monday
Rain. High near 61. Chance of precipitation is 80%.
Monday Night
Rain likely before 8pm, then showers likely after 8pm. Cloudy, with a low around 49. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of showers before 3pm. Mostly cloudy, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Topsham ME
 43.93°N 69.93°W (Elev. 56 ft)
Last Update:
7:16 am EDT Sep 25, 2026
Forecast Valid:
12pm EDT Sep 25, 2026-6pm EDT Oct 1, 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