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

Severe Weather and Excessive Rain from the Southern Plains into the Mississippi Valley

Severe thunderstorms may produce tornadoes, some strong, damaging wind gusts above 70 mph, and very large hail exceeding 2 inches in diameter, and intense rainfall that may cause flash flooding tonight across much of the southern Plains and lower Missouri Valley. The severe thunderstorms and excessive rainfall will expand from east Texas into the Mississippi Valley on Sunday. Read More >

Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Overcast

48°F

9°C

Humidity 89%
Wind Speed SW 7 mph
Barometer 30.11 in (1019.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 28 Apr 12:51 pm EDT
Extended Forecast for

Portland ME

  • This
    Afternoon

    This Afternoon: Mostly cloudy, with a high near 54. South wind around 10 mph, with gusts as high as 20 mph.

    Mostly Cloudy

    High: 54 °F

  • Tonight

    Tonight: Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and midnight. Patchy fog after 11pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 48. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely and
    Patchy Fog
    then Patchy
    Fog

    Low: 48 °F

  • Monday

    Monday: Sunny, with a high near 66. North wind around 10 mph, with gusts as high as 20 mph.

    Sunny

    High: 66 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 43. Northwest wind around 5 mph becoming north after midnight.

    Mostly Clear

    Low: 43 °F

  • Tuesday

    Tuesday: Partly sunny, with a high near 54. Northeast wind around 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph.

    Partly Sunny

    High: 54 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers after 9pm. Mostly cloudy, with a low around 43.

    Chance
    Showers

    Low: 43 °F

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54.

    Mostly Cloudy

    High: 54 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 44.

    Mostly Cloudy

    Low: 44 °F

  • Thursday

    Thursday: Partly sunny, with a high near 61.

    Partly Sunny

    High: 61 °F

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 54. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and midnight. Patchy fog after 11pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 48. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Sunny, with a high near 66. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 43. Northwest wind around 5 mph becoming north after midnight.
Tuesday
Partly sunny, with a high near 54. Northeast wind around 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A 40 percent chance of showers after 9pm. Mostly cloudy, with a low around 43.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 44.
Thursday
Partly sunny, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 63.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 61.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Portland ME
 43.66°N 70.27°W (Elev. 7 ft)
Last Update:
12:52 pm EDT Apr 28, 2024
Forecast Valid:
1pm EDT Apr 28, 2024-6pm EDT May 4, 2024
 
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Additional Resources

Radar & Satellite Image

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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