National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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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

Today

Breezy

Breezy

High: 41 °F

Tonight

Mostly Clear

Mostly
Clear

Low: 23 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 45 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 35 °F

Sunday

Breezy

Breezy

High: 56 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 43 °F

Monday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 60 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 43 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 53 °F

Detailed Forecast

  • Today Sunny, with a high near 41. Breezy, with a north wind 14 to 18 mph, with gusts as high as 25 mph.
  • Tonight Mostly clear, with a low around 23. North wind 5 to 7 mph becoming calm in the evening.
  • Saturday Mostly sunny, with a high near 45. Light southeast wind becoming south southeast 6 to 11 mph in the morning.
  • Saturday Night Partly cloudy, with a low around 35. South southeast wind 8 to 10 mph.
  • Sunday Mostly sunny, with a high near 56. Breezy, with a south wind 11 to 20 mph, with gusts as high as 26 mph.
  • Sunday Night Partly cloudy, with a low around 43.
  • Monday A 40 percent chance of showers. Mostly cloudy, with a high near 60. Breezy.
  • Monday Night A 50 percent chance of showers. Mostly cloudy, with a low around 43.
  • Tuesday Partly sunny, with a high near 53.
  • Tuesday Night Partly cloudy, with a low around 36.
  • Wednesday Mostly sunny, with a high near 57.
  • Wednesday Night Mostly clear, with a low around 39.
  • Thursday Sunny, with a high near 55.