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...

Hazardous Weather Conditions

Current Conditions

En Español

Share |

Sanborn IA

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

This
Afternoon

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 77 °F

Tonight

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 60 °F

Saturday

Patchy Fog

Patchy
Fog

High: 80 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 63 °F

Sunday

Heavy Rain Chance for Measurable Precipitation 60%

Heavy
Rain

High: 82 °F

Sunday
Night

Heavy Rain Chance for Measurable Precipitation 80%

Heavy
Rain

Low: 58 °F

Labor
Day

Mostly Sunny

Mostly
Sunny

High: 76 °F

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 55 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 76 °F

Detailed Forecast

  • This Afternoon Showers and thunderstorms likely, mainly between 3pm and 5pm. Mostly cloudy, with a high near 77. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tonight A chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 60. West northwest wind around 5 mph. Chance of precipitation is 30%.
  • Saturday Patchy fog before 9am. Otherwise, partly sunny, with a high near 80. North northwest wind around 5 mph becoming south southwest in the afternoon.
  • Saturday Night Partly cloudy, with a low around 63. South wind 5 to 10 mph.
  • Sunday Showers and thunderstorms likely, mainly after 4pm. Some of the storms could produce heavy rain. Increasing clouds, with a high near 82. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
  • Sunday Night Occasional showers and thunderstorms, mainly before 1am. Some of the storms could produce heavy rain. Low around 58. Chance of precipitation is 80%.
  • Labor Day Mostly sunny, with a high near 76.
  • Monday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55. Chance of precipitation is 20%.
  • Tuesday Mostly sunny, with a high near 76.
  • Tuesday Night Mostly clear, with a low around 58.
  • Wednesday Mostly sunny, with a high near 80.
  • Wednesday Night A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
  • Thursday Mostly sunny, with a high near 84.