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Severe Thunderstorms With Heavy Rain from Great Lakes to Mid-Atlantic; Excessive Heat For Central/Southern U.S. to Mid-Atlantic

Severe thunderstorms are possible today into Sunday across the upper Great Lakes region to the northern Mid-Atlantic. Damaging winds, large hail, and flooding will be the primary threats with these storms. Meanwhile, dangerous heat will continue through Sunday across the central and southern U.S. into the Mid-Atlantic. Read More >

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Mostly Cloudy

80°F

27°C

Humidity 58%
Wind Speed SE 5 mph
Barometer 29.76 in (1007.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 22 Jul 4:51 pm EDT
Extended Forecast for

Portland ME

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 84. South wind around 10 mph, with gusts as high as 20 mph.

    Slight Chance
    T-storms

    High: 84 °F

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. Southwest wind around 5 mph becoming northeast after midnight.

    Mostly Cloudy

    Low: 61 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 74. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    Mostly Sunny

    High: 74 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers after 3am.  Mostly cloudy, with a low around 59. South wind around 5 mph becoming calm  in the evening.

    Mostly Cloudy
    then Chance
    Showers

    Low: 59 °F

  • Monday

    Monday: Showers likely, mainly after 8am.  Cloudy, with a high near 65. East wind 5 to 10 mph.  Chance of precipitation is 60%.

    Showers
    Likely

    High: 65 °F

  • Monday
    Night

    Monday Night: Showers likely, mainly before 10pm.  Cloudy, with a low around 58. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 58 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers.  Mostly cloudy, with a high near 67.

    Chance
    Showers

    High: 67 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Partly Cloudy

    Low: 56 °F

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    Sunny

    High: 74 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 61. Southwest wind around 5 mph becoming northeast after midnight.
Sunday
Mostly sunny, with a high near 74. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 59. South wind around 5 mph becoming calm in the evening.
Monday
Showers likely, mainly after 8am. Cloudy, with a high near 65. East wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 10pm. Cloudy, with a low around 58. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 74.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 76.
Click Map For Forecast
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
3:22 pm EDT Jul 22, 2017
5pm EDT Jul 22, 2017-6pm EDT Jul 29, 2017
 
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