Significant Flood Threat Continues For South-Central U.S.

A widespread and significant flood risk continues across the south-central U.S. from repeated rounds of intense rain and strong to severe thunderstorms. Flash flood watches are in effect for large part of the ArkLaTex. Today's concern extends from the Louisiana and extreme Upper Texas Gulf Coast to northeastern Texas and southeastern Oklahoma before shifting to all of eastern Texas on Wednesday. Read More >

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Mostly Cloudy

76°F

24°C

Humidity 30%
Wind Speed NW 15 mph
Barometer 30.10 in (1019.4 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 18 May 5:51 pm EDT
Extended Forecast for

Portland ME

  • Tonight

    Tonight: Partly cloudy, with a low around 49. West wind 5 to 10 mph.

    Partly Cloudy

    Low: 49 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. North wind around 5 mph becoming southeast in the afternoon.

    Mostly Sunny

    High: 73 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 52. South wind around 5 mph becoming calm  in the evening.

    Mostly Clear

    Low: 52 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Southeast wind 5 to 10 mph.

    Mostly Sunny

    High: 67 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 54. South wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 54 °F

  • Friday

    Friday: Mostly sunny, with a high near 69.

    Mostly Sunny

    High: 69 °F

  • Friday
    Night

    Friday Night: A 40 percent chance of showers after 2am.  Mostly cloudy, with a low around 55.

    Mostly Cloudy
    then Chance
    Showers

    Low: 55 °F

  • Saturday

    Saturday: A 40 percent chance of showers.  Mostly cloudy, with a high near 65.

    Chance
    Showers

    High: 65 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 56.

    Mostly Cloudy

    Low: 56 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. West wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 73. North wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 52. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 67. Southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 54. South wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 69.
Friday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 55.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 70.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 69.
Click Map For Forecast
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
5:40 pm EDT May 18, 2021
6pm EDT May 18, 2021-6pm EDT May 25, 2021
 
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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