National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Current Conditions

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Pittsburgh PA

7 Day Forecast

For More Weather Information:

Pittsburgh, PA Local Forecast Office

Tonight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 40 °F

Sunday

Mostly Cloudy

Mostly
Cloudy

High: 56 °F

Sunday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 51 °F

Monday

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

High: 60 °F

Monday
Night

Breezy

Breezy

Low: 35 °F

Tuesday

Mostly Cloudy

Mostly
Cloudy

High: 38 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 28 °F

Wednesday

Mostly Cloudy

Mostly
Cloudy

High: 37 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 28 °F

Detailed Forecast

  • Tonight Isolated showers. Mostly cloudy, with a low around 40. South wind 6 to 8 mph. Chance of precipitation is 20%.
  • Sunday Mostly cloudy, with a high near 56. South wind 5 to 8 mph becoming east in the afternoon.
  • Sunday Night Rain, mainly before 4am. Low around 51. Breezy, with a southeast wind 11 to 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Monday A chance of showers, mainly after 10am. Mostly cloudy, with a high near 60. Breezy, with a south wind 18 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Night Mostly cloudy, with a low around 35. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
  • Tuesday Mostly cloudy, with a high near 38.
  • Tuesday Night Mostly cloudy, with a low around 28.
  • Wednesday Mostly cloudy, with a high near 37.
  • Wednesday Night Mostly cloudy, with a low around 28.
  • Thanksgiving Day A chance of snow showers. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
  • Thursday Night A chance of snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
  • Friday Partly sunny, with a high near 31.
  • Friday Night Mostly cloudy, with a low around 22.
  • Saturday Partly sunny, with a high near 31.