National Weather Service United States Department of Commerce

Severe weather possible for parts of central U.S.

Widespread thunderstorm activity is expected to develop on Thursday along a cold front moving eastward across the plains into the Mississippi Valley. A potential for damaging wind gusts will develop with the stronger thunderstorms. Hail will also be possible in the ArkLaTex and Ozarks.
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Hazardous Weather Conditions

Current Conditions

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Mason City IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

Overnight

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 53 °F

Thursday

Showers Chance for Measurable Precipitation 90%

Showers

High: 67 °F

Thursday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 43 °F

Friday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 50 °F

Friday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 33 °F

Saturday

Breezy

Breezy

High: 50 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 37 °F

Sunday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 57 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 38 °F

Detailed Forecast

  • Overnight Isolated showers and thunderstorms before 4am, then isolated showers after 5am. Areas of fog. Otherwise, mostly cloudy, with a low around 53. Light and variable wind. Chance of precipitation is 20%.
  • Thursday A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Patchy fog before 8am. High near 67. North northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
  • Thursday Night Showers likely and possibly a thunderstorm before 10pm, then a chance of showers between 10pm and 1am. Cloudy, then gradually becoming partly cloudy, with a low around 43. Northwest wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Friday A 40 percent chance of showers. Partly sunny, with a high near 50. Windy, with a west northwest wind 20 to 28 mph, with gusts as high as 37 mph. New precipitation amounts of less than a tenth of an inch possible.
  • Friday Night A 20 percent chance of showers. Mostly cloudy, with a low around 33. Windy, with a west northwest wind 17 to 23 mph, with gusts as high as 31 mph.
  • Saturday Mostly sunny, with a high near 50. Breezy.
  • Saturday Night Partly cloudy, with a low around 37.
  • Sunday A 20 percent chance of showers. Partly sunny, with a high near 57.
  • Sunday Night Partly cloudy, with a low around 38.
  • Monday Mostly sunny, with a high near 59.
  • Monday Night Partly cloudy, with a low around 41.
  • Tuesday Mostly sunny, with a high near 67.
  • Tuesday Night Partly cloudy, with a low around 43.
  • Wednesday Mostly sunny, with a high near 68.