Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe Weather and Flooding From Portions of the Plains to the Mid-Atlantic

A potent spring storm system with abundant moisture will bring a chance of significant severe weather and heavy rain today into tonight. Damaging winds, large hail, and a couple of tornadoes will be possible across the Tennessee Valley, middle Ohio Valley, and portions of the Mid-Atlantic. Heavy rain and flooding are possible from the Ozarks to the Tennessee Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Mostly Cloudy

58°F

14°C

Humidity 67%
Wind Speed Vrbl 7 mph
Barometer 29.84 in (1010.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 27 May 9:51 am EDT
Extended Forecast for

Portland ME

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 60. North wind around 5 mph becoming east in the afternoon.

    Decreasing
    Clouds

    High: 60 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 47. South wind around 5 mph becoming west after midnight.

    Partly Cloudy

    Low: 47 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Southwest wind 5 to 10 mph becoming south in the morning.

    Mostly Sunny

    High: 64 °F

  • Sunday
    Night

    Sunday Night: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 51. Southeast wind around 5 mph.

    Partly Cloudy
    then Patchy
    Fog

    Low: 51 °F

  • Memorial
    Day

    Memorial Day: Showers likely, mainly after 2pm.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 57. Southeast wind 5 to 10 mph.  Chance of precipitation is 60%.

    Showers
    Likely and
    Patchy Fog

    High: 57 °F

  • Monday
    Night

    Monday Night: Showers likely.  Patchy fog.  Otherwise, cloudy, with a low around 51. Chance of precipitation is 60%.

    Showers
    Likely and
    Patchy Fog

    Low: 51 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers.  Mostly cloudy, with a high near 62.

    Chance
    Showers

    High: 62 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers.  Patchy fog.  Otherwise, mostly cloudy, with a low around 53.

    Chance
    Showers and
    Patchy Fog

    Low: 53 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers.  Partly sunny, with a high near 69.

    Chance
    Showers

    High: 69 °F

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 60. North wind around 5 mph becoming east in the afternoon.
Tonight
Partly cloudy, with a low around 47. South wind around 5 mph becoming west after midnight.
Sunday
Mostly sunny, with a high near 64. Southwest wind 5 to 10 mph becoming south in the morning.
Sunday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. Southeast wind around 5 mph.
Memorial Day
Showers likely, mainly after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 57. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night
Showers likely. Patchy fog. Otherwise, cloudy, with a low around 51. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 62.
Tuesday Night
A 50 percent chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 53.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 69.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 68.
Click Map For Forecast
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
10:00 am EDT May 27, 2017
10am EDT May 27, 2017-6pm EDT Jun 2, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database