National Weather Service United States Department of Commerce

Coastal low to bring gusty winds and periods of heavy rain to New England while moderate to heavy rain is expected to linger in the Pacific Northwest and northern California

A coastal low will slowly intensify before moving out of the New England area. Increasingly heavy rainfall will impact the region through Friday. In addition, winds will increase and seas will become rough as the storm gradually intensifies just off the coast. Out west, a cold front approaching the Pacific Northwest will bring moderate to heavy rain to Washington, Oregon and northern California.
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Current Conditions

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Mount Oliver PA

7 Day Forecast

For More Weather Information:

Pittsburgh, PA Local Forecast Office

Overnight

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 45 °F

Wednesday

Cloudy

Cloudy

High: 52 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 44 °F

Thursday

Partly Sunny

Partly
Sunny

High: 57 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 42 °F

Friday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 59 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 43 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 62 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 42 °F

Detailed Forecast

  • Overnight Showers likely, mainly before 2am. Cloudy, with a low around 45. North wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Wednesday Cloudy, with a high near 52. North wind 13 to 15 mph.
  • Wednesday Night Mostly cloudy, with a low around 44. North wind 11 to 14 mph.
  • Thursday Partly sunny, with a high near 57. Northwest wind 14 to 17 mph.
  • Thursday Night Partly cloudy, with a low around 42. Northwest wind 7 to 11 mph, with gusts as high as 21 mph.
  • Friday A slight chance of showers after noon. Partly sunny, with a high near 59. Chance of precipitation is 20%.
  • Friday Night Mostly cloudy, with a low around 43.
  • Saturday Mostly sunny, with a high near 62.
  • Saturday Night Mostly clear, with a low around 42.
  • Sunday Sunny, with a high near 62.
  • Sunday Night Mostly clear, with a low around 42.
  • Monday Sunny, with a high near 69.
  • Monday Night Partly cloudy, with a low around 48.
  • Tuesday Partly sunny, with a high near 66.