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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Mason City IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 1 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 34 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 23 °F

Saturday

Partly Sunny

Partly
Sunny

High: 37 °F

Saturday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 22 °F

Sunday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 38 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 19 °F

Monday

Sunny

Sunny

High: 43 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 30 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 1. Wind chill values as low as -10. South wind around 15 mph, with gusts as high as 21 mph.
  • Friday Mostly sunny, with a high near 34. Wind chill values as low as -5. South southwest wind 11 to 14 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
  • Friday Night Mostly cloudy, with a low around 23. Southwest wind 8 to 14 mph, with gusts as high as 18 mph.
  • Saturday Partly sunny, with a high near 37. West northwest wind 11 to 15 mph, with gusts as high as 21 mph.
  • Saturday Night A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 22. West northwest wind 8 to 10 mph. New snow accumulation of less than a half inch possible.
  • Sunday A 30 percent chance of snow before noon. Partly sunny, with a high near 38.
  • Sunday Night Mostly clear, with a low around 19.
  • Monday Sunny, with a high near 43.
  • Monday Night Partly cloudy, with a low around 30.
  • Tuesday Sunny, with a high near 51.
  • Tuesday Night Mostly clear, with a low around 33.
  • Wednesday Mostly sunny, with a high near 55.
  • Wednesday Night Mostly cloudy, with a low around 29.
  • Thursday Partly sunny, with a high near 43.