National Weather Service United States Department of Commerce

Flash flooding threat continues from the Great Basin across the southern Plains

The wet pattern in place will continue from the Great Basin across the central and southern Rockies into the southern Plains into Wednesday. Ample monsoonal moisture with a frontal boundary in place will allow for shower and thunderstorm development with locally heavy rainfall at times. The heavier showers could lead to flash flooding in some areas, especially urban areas and burn scars.
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Current Conditions

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Sewickley PA

7 Day Forecast

For More Weather Information:

Pittsburgh, PA Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 54 °F

Wednesday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 74 °F

Wednesday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 56 °F

Thursday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 76 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 57 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 80 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 60 °F

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 79 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 59 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 54. Southwest wind 3 to 5 mph.
  • Wednesday A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 74. West wind 6 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
  • Wednesday Night Showers likely, mainly before midnight. Mostly cloudy, with a low around 56. Southwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Thursday A slight chance of showers between 11am and noon, then a slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 76. West wind 3 to 6 mph. Chance of precipitation is 20%.
  • Thursday Night Partly cloudy, with a low around 57. Light west wind.
  • Friday A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 80. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Friday Night Mostly cloudy, with a low around 60.
  • Saturday A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 40%.
  • Saturday Night Mostly cloudy, with a low around 59.
  • Sunday Partly sunny, with a high near 80.
  • Sunday Night Mostly cloudy, with a low around 60.
  • Monday Partly sunny, with a high near 81.
  • Monday Night Mostly cloudy, with a low around 61.
  • Tuesday Mostly sunny, with a high near 80.