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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Knoxville IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

This
Afternoon

Breezy

Breezy

High: 30 °C

Tonight

Partly Cloudy

Partly
Cloudy

Low: 22 °C

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 31 °C

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 20 °C

Sunday

Windy

Windy

High: 27 °C

Sunday
Night

Breezy

Breezy

Low: 15 °C

Monday

Mostly Sunny

Mostly
Sunny

High: 24 °C

Monday
Night

Mostly Clear

Mostly
Clear

Low: 15 °C

Tuesday

Sunny

Sunny

High: 26 °C

Detailed Forecast

  • This Afternoon Mostly sunny, with a high near 30. Breezy, with a south wind 27 to 29 km/h, with gusts as high as 42 km/h.
  • Tonight Partly cloudy, with a low around 22. South wind 11 to 16 km/h becoming west after midnight.
  • Saturday A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Partly sunny, with a high near 31. North northwest wind 11 to 13 km/h becoming east northeast in the afternoon. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
  • Saturday Night A 30 percent chance of showers and thunderstorms, mainly after 7pm. Partly cloudy, with a low around 20. East wind around 11 km/h becoming west northwest after midnight. New rainfall amounts between 2.5 and 5 mm possible.
  • Sunday Sunny, with a high near 27. Windy, with a northwest wind 14 to 24 km/h increasing to 24 to 34 km/h in the afternoon. Winds could gust as high as 42 km/h.
  • Sunday Night Partly cloudy, with a low around 15. Breezy.
  • Monday Mostly sunny, with a high near 24.
  • Monday Night Mostly clear, with a low around 15.
  • Tuesday Sunny, with a high near 26.
  • Tuesday Night Mostly clear, with a low around 16.
  • Wednesday Sunny, with a high near 27.
  • Wednesday Night Partly cloudy, with a low around 17.
  • Thursday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 27.