National Weather Service United States Department of Commerce

Relatively quiet weather pattern over much of the U.S.

A quieter weather pattern will continue to set up for most of the U.S. as arctic air continues to surge southward behind a cold front sweeping across the Southeast U.S. Expect temperatures to be 10 to 30 degrees below climate averages from the southern Plains to the Northeast on Friday.
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Current Conditions

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3 Miles NNE Johnston IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 15 °FRising Temperatures

Friday

Mostly Sunny

Mostly
Sunny

High: 42 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 27 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 43 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 28 °F

Sunday

Partly Sunny

Partly
Sunny

High: 46 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 25 °F

Monday

Sunny

Sunny

High: 49 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 34 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a temperature rising to around 20 by 5am. Wind chill values as low as zero. South wind around 10 mph.
  • Friday Mostly sunny, with a high near 42. West southwest wind 8 to 11 mph.
  • Friday Night Mostly cloudy, with a low around 27. Southwest wind 5 to 9 mph.
  • Saturday Mostly sunny, with a high near 43. West northwest wind 8 to 11 mph.
  • Saturday Night Mostly cloudy, with a low around 28. West northwest wind around 7 mph becoming southwest after midnight.
  • Sunday Partly sunny, with a high near 46.
  • Sunday Night Mostly clear, with a low around 25.
  • Monday Sunny, with a high near 49.
  • Monday Night Mostly clear, with a low around 34.
  • Tuesday Sunny, with a high near 59.
  • Tuesday Night Mostly clear, with a low around 38.
  • Wednesday Sunny, with a high near 62.
  • Wednesday Night Partly cloudy, with a low around 36.
  • Thursday Partly sunny, with a high near 52.