National Weather Service United States Department of Commerce

Wet weather continues across Pacific Northwest and New England

Two developing storm systems will continue to bring heavy rain to opposite coasts of the U.S. on Thursday. One system is affecting the Pacific Northwest and northern California while the other affects New England. There is a risk of flash flooding across parts of New England on Thursday where Flash Flood Watches are in effect.
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Current Conditions

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Portland ME

7 Day Forecast

For More Weather Information:

Gray/Portland, ME Local Forecast Office

Today

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 52 °F

Tonight

Showers Chance for Measurable Precipitation 90%

Showers

Low: 47 °F

Friday

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

High: 53 °F

Friday
Night

Cloudy

Cloudy

Low: 44 °F

Saturday

Partly Sunny

Partly
Sunny

High: 57 °F

Saturday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 47 °F

Sunday

Partly Sunny

Partly
Sunny

High: 56 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 42 °F

Monday

Sunny

Sunny

High: 57 °F

Detailed Forecast

  • Today Rain before 9am, then rain and possibly a thunderstorm between 9am and noon, then rain after noon. Some of the storms could produce heavy rainfall. High near 52. Windy, with a northeast wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
  • Tonight Showers. Low around 47. Breezy, with a north wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday Showers likely, mainly before 10am. Cloudy, with a high near 53. North wind around 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Friday Night Cloudy, with a low around 44. Northwest wind around 10 mph.
  • Saturday Partly sunny, with a high near 57. Northwest wind around 5 mph becoming southwest in the afternoon.
  • Saturday Night A 40 percent chance of showers after 7pm. Mostly cloudy, with a low around 47.
  • Sunday Partly sunny, with a high near 56.
  • Sunday Night Partly cloudy, with a low around 42.
  • Monday Sunny, with a high near 57.
  • Monday Night Mostly clear, with a low around 42.
  • Tuesday Mostly sunny, with a high near 58.
  • Tuesday Night Partly cloudy, with a low around 46.
  • Wednesday Partly sunny, with a high near 61.