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

Tropical System in the Gulf of Mexico; Excessive Rainfall and Severe Storm Potential for the Plains

A tropical system in the Gulf of Mexico is forecast to track southward and away from Florida; However, this system will enhance rainfall potential across South Florida through Friday. Meanwhile, heavy to excessive rainfall and severe thunderstorms are expected for portions of the Plains. For the Great Lakes, Northeast and Mid-Atlantic, new daily record high temperatures are expected later Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Partly Cloudy

69°F

21°C

Humidity 63%
Wind Speed S 6 mph
Barometer 29.97 in (1014.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 1 Jun 8:51 pm EDT
Extended Forecast for

Portland ME

  • Tonight

    Tonight: Mostly clear, with a low around 62. South wind around 5 mph becoming west after midnight.

    Mostly Clear

    Low: 62 °F

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce gusty winds and heavy rain. Increasing clouds, with a high near 78. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    Showers then
    Heavy Rain

    High: 78 °F

  • Friday
    Night

    Friday Night: Showers and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain. Low around 50. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 50 °F

  • Saturday

    Saturday: Showers likely, mainly before 7am. Mostly cloudy, with a high near 58. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Showers
    Likely

    High: 58 °F

  • Saturday
    Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 47. Northeast wind around 10 mph, with gusts as high as 20 mph.

    Chance
    Showers

    Low: 47 °F

  • Sunday

    Sunday: A 40 percent chance of showers. Mostly cloudy, with a high near 56.

    Chance
    Showers

    High: 56 °F

  • Sunday
    Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 49.

    Chance
    Showers

    Low: 49 °F

  • Monday

    Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 61.

    Chance
    Showers

    High: 61 °F

  • Monday
    Night

    Monday Night: Showers likely, mainly after 9pm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 51 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 62. South wind around 5 mph becoming west after midnight.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce gusty winds and heavy rain. Increasing clouds, with a high near 78. North wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain. Low around 50. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 7am. Mostly cloudy, with a high near 58. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 47. Northeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 56.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 61.
Monday Night
Showers likely, mainly after 9pm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Tuesday
Showers likely. Partly sunny, with a high near 61. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 61.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 63.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
7:37 pm EDT Jun 1, 2023
Forecast Valid:
9pm EDT Jun 1, 2023-6pm EDT Jun 8, 2023
 
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