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 91%
Wind Speed Calm
Barometer 29.83 in (1009.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 3 Jul 2:51 am EDT
Extended Forecast for

2 Miles N Biddeford ME

Extreme Heat Warning July 3, 02:55am until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 3, 02:55am until July 3, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Overnight

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 105. West wind 10 to 15 mph.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Scattered showers and thunderstorms between 11pm and 2am. Mostly clear, with a low around 71. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 71 °F

    Scattered
    Showers

  • Independence Day

    Independence Day: Sunny and hot, with a high near 90. Heat index values as high as 95. West wind around 5 mph.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. Northwest wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 75. West wind around 5 mph.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 105. West wind 10 to 15 mph.
Friday Night
Scattered showers and thunderstorms between 11pm and 2am. Mostly clear, with a low around 71. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Independence Day
Sunny and hot, with a high near 90. Heat index values as high as 95. West wind around 5 mph.
Saturday Night
Mostly clear, with a low around 66. Northwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Mostly cloudy, with a low around 62.
Monday
Partly sunny, with a high near 79.
Monday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 59.
Tuesday
A 40 percent chance of showers before 4pm. Partly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Mostly sunny and hot, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Biddeford ME
 43.49°N 70.43°W (Elev. 3 ft)
Last Update:
2:18 am EDT Jul 3, 2026
Forecast Valid:
2am EDT Jul 3, 2026-6pm EDT Jul 9, 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