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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Topsham ME

  • This Afternoon

    This Afternoon: Sunny, with a high near 87. South wind around 5 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Patchy Fog

  • Wednesday

    Wednesday: Widespread haze after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Light southeast wind becoming south 5 to 10 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Haze

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 66. South wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Patchy Fog

  • Thursday

    Thursday: A chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. South wind around 5 mph. Chance of precipitation is 40%.

    High: 81 °F

    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Patchy fog. Otherwise, partly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 87. South wind around 5 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.
Wednesday
Widespread haze after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Light southeast wind becoming south 5 to 10 mph in the afternoon.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 66. South wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. South wind around 5 mph. Chance of precipitation is 40%.
Thursday Night
A chance of thunderstorms before 8pm. Patchy fog. Otherwise, partly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 78.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Topsham ME
 43.93°N 69.93°W (Elev. 56 ft)
Last Update:
1:48 pm EDT Jul 15, 2025
Forecast Valid:
1pm EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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