Hazardous Weather Conditions
Current conditions at
Portland, Portland International Jetport (KPWM)
Lat: 43.64°NLon: 70.3°WElev: 72ft.
Partly Cloudy
86°F
30°C
| Humidity | 63% |
| Wind Speed | E 7 mph |
| Barometer | 30.03 in (1017.0 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Heat Index | 92°F (33°C) |
| Last update | 7 Aug 2:51 pm EDT |
Extended Forecast for
Cumberland Center ME
Heat Advisory August 7, 04:52pm until August 7, 08:00pm
NOW until 8:00pm Fri

Heat Advisory
This Afternoon

High: 90 °F
Chance
ShowersTonight
Low: 69 °F
Patchy Fog
then Slight
Chance
T-storms and
Patchy FogSaturday
High: 82 °F
Chance
Showers and
Patchy Fog
then Chance
T-stormsSaturday Night

Low: 67 °F
Patchy Fog
Sunday
High: 87 °F
Mostly Sunny
then Chance
ShowersSunday Night

Low: 64 °F
Mostly Clear
Monday

High: 86 °F
Sunny
Monday Night

Low: 65 °F
Partly Cloudy
Detailed Forecast
This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 98. South wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 2am. Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 69. South wind around 5 mph becoming calm. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 82. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 67. Calm wind.
Sunday
A 30 percent chance of showers after 5pm. Mostly sunny, with a high near 87. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
A 30 percent chance of showers after 4pm. Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Cumberland Center ME
43.8°N 70.29°W (Elev. 125 ft)
43.8°N 70.29°W (Elev. 125 ft)
2:28 pm EDT Aug 7, 2026
4pm EDT Aug 7, 2026-6pm EDT Aug 14, 2026



