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.

A Few Clouds

75°F

24°C

Humidity 64%
Wind Speed S 8 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 29 Jun 5:51 pm EDT
Extended Forecast for

Little Falls-South Windham ME

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

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 89. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 89 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 64. South wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Increasing clouds and hot, with a high near 95. Heat index values as high as 110. Southwest wind around 5 mph.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 58. South wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 89. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 64. South wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Increasing clouds and hot, with a high near 95. Heat index values as high as 110. Southwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 73.
Friday
Sunny and hot, with a high near 100.
Friday Night
Partly cloudy, with a low around 69.
Independence Day
A 40 percent chance of showers after noon. Partly sunny and hot, with a high near 95.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Little Falls-South Windham ME
 43.73°N 70.43°W (Elev. 131 ft)
Last Update:
2:38 pm EDT Jun 29, 2026
Forecast Valid:
6pm EDT Jun 29, 2026-6pm EDT Jul 6, 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