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

61°F

16°C

Humidity NA
Wind Speed Calm
Barometer 30.02 in (1016.4 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 29 Jun 3:51 am EDT
Extended Forecast for

2 Miles SE Saco ME

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

  • Overnight

    Overnight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. South wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 88. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 88 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 66. Southwest wind around 5 mph. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 58. Calm wind.
Monday
Sunny, with a high near 86. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 61. South wind around 5 mph becoming calm.
Tuesday
Partly sunny, with a high near 88. 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 66. Southwest wind around 5 mph. Chance of precipitation is 70%.
Wednesday
Mostly sunny and hot, with a high near 95.
Wednesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 71.
Thursday
Mostly sunny and hot, with a high near 103.
Thursday Night
Partly cloudy, with a low around 74.
Friday
Mostly sunny and hot, with a high near 95.
Friday Night
Partly cloudy, with a low around 69.
Independence Day
A 30 percent chance of showers. Mostly sunny, with a high near 87.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Saco ME
 43.53°N 70.42°W (Elev. 79 ft)
Last Update:
2:16 am EDT Jun 29, 2026
Forecast Valid:
3am 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