National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

74°F

23°C

Humidity 64%
Wind Speed E 6 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 29 Jun 9:51 am EDT
Extended Forecast for

Cumberland Foreside ME

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

  • Today

    Today: Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 61. South wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 83. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 65. Southwest wind around 5 mph. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. South wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 91.

    High: 91 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 61. South wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 83. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 65. Southwest wind around 5 mph. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 89. South wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 69.
Thursday
Mostly sunny and hot, with a high near 98.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Mostly sunny and hot, with a high near 91.
Friday Night
Partly cloudy, with a low around 68.
Independence Day
A 30 percent chance of showers. Mostly sunny, with a high near 83.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cumberland Foreside ME
 43.74°N 70.21°W (Elev. 98 ft)
Last Update:
6:25 am EDT Jun 29, 2026
Forecast Valid:
10am 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