National Weather Service United States Department of Commerce

Flash flooding possible for parts of Upper Midwest

A slow-moving weather system progressing from the northern Plains to the Great Lakes will bring excessive rainfall and a risk of flash flooding to portions of the Upper Midwest on Friday. The heaviest rainfall is expected from central Iowa northeastward across southeastern Minn. and into Wisc. Rainfall totals of 1-2 inches, with locally-higher amounts, are possible through Saturday morning.
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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

Partly Cloudy

Partly
Cloudy

Low: 62 °F

Saturday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 87 °F

Saturday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 69 °F

Sunday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 82 °F

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 68 °F

Labor
Day

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 82 °F

Monday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 69 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 82 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 66 °F

Detailed Forecast

  • Tonight Partly cloudy, with a low around 62. Light southeast wind.
  • Saturday A slight chance of showers and thunderstorms between 9am and 3pm. Partly sunny, with a high near 87. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 20%.
  • Saturday Night A slight chance of showers and thunderstorms between 9pm and midnight, then a chance of showers after midnight. Mostly cloudy, with a low around 69. South wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Sunday Showers likely, with thunderstorms also possible after 11am. Cloudy, with a high near 82. South wind 8 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
  • Sunday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Labor Day A chance of showers and thunderstorms, mainly after 9am. Mostly cloudy, with a high near 82. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Monday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
  • Tuesday A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 40%.
  • Tuesday Night Mostly cloudy, with a low around 66.
  • Wednesday Mostly sunny, with a high near 80.
  • Wednesday Night Partly cloudy, with a low around 63.
  • Thursday Mostly sunny, with a high near 81.
  • Thursday Night Partly cloudy, with a low around 64.
  • Friday Mostly sunny, with a high near 81.