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.
Read More...

Current Conditions

En Español

Share |

Perryville MD

7 Day Forecast

For More Weather Information:

Philadelphia, PA Local Forecast Office

Tonight

Patchy Fog

Patchy
Fog

Low: 58 °F

Saturday

Patchy Fog

Patchy
Fog

High: 81 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 70 °F

Sunday

Thunderstorms Likely Chance for Measurable Precipitation 70%

Thunderstorms
Likely

High: 88 °F

Sunday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 71 °F

Labor
Day

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 89 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 70 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 89 °F

Tuesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 71 °F

Detailed Forecast

  • Tonight Patchy fog after 4am. Otherwise, partly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm after midnight.
  • Saturday Patchy fog before 8am. Otherwise, partly sunny, with a high near 81. Calm wind becoming south 5 to 8 mph in the morning.
  • Saturday Night Mostly cloudy, with a low around 70. South wind 6 to 8 mph.
  • Sunday Showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 88. South wind 6 to 11 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Sunday Night Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 71. Southwest wind 5 to 7 mph. 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 89. Chance of precipitation is 40%. 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 70.
  • Tuesday A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
  • Tuesday Night Mostly cloudy, with a low around 71.
  • Wednesday Mostly sunny, with a high near 87.
  • Wednesday Night Partly cloudy, with a low around 67.
  • Thursday Mostly sunny, with a high near 86.
  • Thursday Night Mostly clear, with a low around 66.
  • Friday Sunny, with a high near 84.