


Hazardous Weather Conditions
Current conditions at
Portland, Portland International Jetport (KPWM)
Lat: 43.64°NLon: 70.3°WElev: 72ft.
A Few Clouds
68°F
20°C
Humidity | 84% |
Wind Speed | SW 5 mph |
Barometer | 29.89 in (1012.2 mb) |
Dewpoint | 63°F (17°C) |
Visibility | 10.00 mi |
Last update | 17 Aug 7:51 am EDT |
Extended Forecast for
Trefethen ME
Today
High: 74 °F
Mostly Sunny
then Chance
T-stormsTonight
Low: 54 °F
Chance
T-storms then
Partly CloudyMonday
High: 68 °F
Sunny
Monday Night
Low: 56 °F
Partly Cloudy
Tuesday
High: 65 °F
Partly Sunny
Tuesday Night
Low: 59 °F
Mostly Cloudy
Wednesday
High: 64 °F
Chance
ShowersWednesday Night
Low: 58 °F
Chance
ShowersThursday
High: 68 °F
Mostly Sunny
Detailed Forecast
Today
A 30 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 74. South wind 5 to 15 mph, with gusts as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Sunny, with a high near 68. North wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 56. South wind around 5 mph becoming north after midnight.
Tuesday
Partly sunny, with a high near 65. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
A 40 percent chance of showers after 8am. Mostly cloudy, with a high near 64.
Wednesday Night
A 40 percent chance of showers before 5am. Mostly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 72.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Trefethen ME
43.68°N 70.2°W (Elev. 16 ft)
43.68°N 70.2°W (Elev. 16 ft)
6:49 am EDT Aug 17, 2025
7am EDT Aug 17, 2025-6pm EDT Aug 23, 2025