National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Hazardous Weather Conditions

Current Conditions

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Owatonna MN

7 Day Forecast

Overnight

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

Low: 69 °F

Thursday

Heavy Rain Chance for Measurable Precipitation 80%

Heavy
Rain

High: 92 °F

Thursday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 68 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 86 °F

Friday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 68 °F

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 82 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 67 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 82 °F

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 63 °F

Detailed Forecast

  • Overnight Showers and thunderstorms, mainly after 3am. Some of the storms could produce heavy rainfall. Low around 69. Southeast wind around 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
  • Thursday Showers and thunderstorms before 11am, then isolated showers and thunderstorms after 5pm. Some of the storms could produce heavy rain. High near 92. Heat index values as high as 102. South southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Thursday Night A 30 percent chance of showers and thunderstorms, mainly between 7pm and 1am. Mostly cloudy, with a low around 68. South southwest wind 5 to 10 mph becoming light and variable after midnight.
  • Friday Mostly sunny, with a high near 86. West wind around 5 mph becoming east northeast in the afternoon.
  • Friday Night A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Saturday A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. East northeast wind 5 to 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Saturday Night A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 10 mph becoming south after midnight.
  • Sunday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Southwest wind around 10 mph.
  • Sunday Night A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. West wind around 10 mph.
  • Monday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75. West northwest wind around 10 mph.
  • Monday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57. West northwest wind around 5 mph becoming southeast after midnight.
  • Tuesday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 74. East southeast wind 5 to 10 mph.
  • Tuesday Night Showers and thunderstorms likely. Mostly cloudy, with a low around 61. South southeast wind 5 to 10 mph. Chance of precipitation is 60%.
  • Wednesday A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75. South southeast wind around 10 mph becoming northwest in the afternoon.