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.

A Few Clouds

83°F

28°C

Humidity 38%
Wind Speed Calm
Barometer 30.09 in (1018.9 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 29 Jun 1:53 pm EDT
Extended Forecast for

Brightwater ME

Extreme Heat Watch July 1, 12:00pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • This Afternoon

    This Afternoon: Sunny, with a high near 77. South wind around 5 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 79. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 79 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Scattered showers after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 50%.

    Low: 63 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers between 10pm and midnight. Partly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Hot

Detailed Forecast

This Afternoon
Sunny, with a high near 77. South wind around 5 mph.
Tonight
Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm.
Tuesday
Partly sunny, with a high near 79. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Scattered showers after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 81. South wind 5 to 10 mph.
Wednesday Night
A chance of showers between 10pm and midnight. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 71.
Friday
Mostly sunny and hot, with a high near 93.
Friday Night
Mostly clear, with a low around 68.
Independence Day
A 40 percent chance of showers. Partly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brightwater ME
 43.8°N 69.84°W (Elev. 105 ft)
Last Update:
2:38 pm EDT Jun 29, 2026
Forecast Valid:
2pm EDT Jun 29, 2026-6pm EDT Jul 5, 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