National Weather Service United States Department of Commerce

Flash flooding possible across parts of Midwest

Showers and thunderstorms ahead of a strong cold front moving across the Midwest on Friday are expected to produce rainfall rates of 1-2 inches per hour, creating a risk of flash flooding across parts of southern Minnesota and northern and central Iowa. The flash flooding risk will continue into Saturday and move eastward, into the Ohio Valley.
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Hazardous Weather Conditions

Current Conditions

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Valley Forge PA

7 Day Forecast

For More Weather Information:

Philadelphia, PA Local Forecast Office

This
Afternoon

Sunny

Sunny

High: 83 °F

Tonight

Mostly Clear

Mostly
Clear

Low: 62 °F

Saturday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 86 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 68 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 86 °F

Sunday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 68 °F

Monday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 85 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 62 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 77 °F

Detailed Forecast

  • This Afternoon Sunny, with a high near 83. Light northwest wind.
  • Tonight Mostly clear, with a low around 62. Light and variable wind.
  • Saturday A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Calm wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 20%.
  • Saturday Night A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 68. South wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Sunday A chance of showers and thunderstorms. Partly sunny, with a high near 86. West wind 5 to 11 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Sunday Night Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Monday A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
  • Monday Night A chance of showers. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
  • Tuesday Mostly sunny, with a high near 77.
  • Tuesday Night Mostly clear, with a low around 57.
  • Wednesday Sunny, with a high near 77.
  • Wednesday Night Mostly clear, with a low around 60.
  • Thursday Mostly sunny, with a high near 82.