Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Owatonna Degner Regional Airport (KOWA)

Lat: 44.12°NLon: 93.26°WElev: 1129ft.

Fair

69°F

21°C

Humidity 100%
Wind Speed SW 7 mph
Barometer 29.97 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 9 Sep 1:15 am CDT
Extended Forecast for

Owatonna MN

  • Overnight

    Overnight: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 58. West southwest wind around 5 mph becoming calm.

    Low: 58 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am.  Otherwise, sunny, with a high near 77. Light west wind becoming west northwest 10 to 15 mph in the morning.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 10pm.  Otherwise, mostly clear, with a low around 53. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 8am.  Otherwise, sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 76 °F

    Areas Fog
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58. South wind 5 to 15 mph.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 80. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 80 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 59. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Northwest wind around 10 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 51. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 51 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 58. West southwest wind around 5 mph becoming calm.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 77. Light west wind becoming west northwest 10 to 15 mph in the morning.
Wednesday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Areas of fog before 8am. Otherwise, sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 58. South wind 5 to 15 mph.
Friday
Sunny, with a high near 80. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 59. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 72. Northwest wind around 10 mph.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 51. North northwest wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 70. East wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
Showers. Low around 57. East southeast wind 10 to 15 mph. Chance of precipitation is 80%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Breezy, with an east southeast wind around 20 mph becoming south in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 66. West northwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Owatonna MN
 44.1°N 93.23°W (Elev. 1158 ft)
1:26 am CDT Sep 9, 2026
1am CDT Sep 9, 2026-6pm CDT Sep 15, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database