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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Hamburg PA

7 Day Forecast

For More Weather Information:

Philadelphia, PA Local Forecast Office

Tonight

Patchy Fog

Patchy
Fog

Low: 56 °F

Saturday

Patchy Fog

Patchy
Fog

High: 80 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 67 °F

Sunday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 86 °F

Sunday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 67 °F

Labor
Day

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 87 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 68 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 88 °F

Tuesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 68 °F

Detailed Forecast

  • Tonight Patchy fog after 4am. Otherwise, partly cloudy, with a low around 56. Calm wind.
  • Saturday Patchy fog before 8am. Otherwise, partly sunny, with a high near 80. South wind 3 to 8 mph.
  • Saturday Night Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.
  • Sunday Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 86. Light south wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Sunday Night Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. 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. Partly sunny, with a high near 87. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Monday Night Partly cloudy, with a low around 68.
  • Tuesday A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
  • Tuesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
  • Wednesday Mostly sunny, with a high near 86.
  • Wednesday Night Partly cloudy, with a low around 62.
  • Thursday Mostly sunny, with a high near 85.
  • Thursday Night Mostly clear, with a low around 63.
  • Friday Sunny, with a high near 84.