Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Current conditions at

Olivia Regional Airport (KOVL)

Lat: 44.78°NLon: 95.03°WElev: 1079ft.

Fair

75°F

24°C

Humidity 65%
Wind Speed S 20 G 23 mph
Barometer 29.72 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 10:15 am CDT
Extended Forecast for

3 Miles ENE Lake Lillian MN

Heat Advisory June 20, 02:00pm until June 21, 12:00pm
Extreme Heat Warning June 21, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  • Today

    Today: Partly sunny, with a high near 90. South southeast wind 10 to 15 mph.

    High: 90 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 75. Southeast wind around 15 mph.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 105. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 98 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South wind 10 to 15 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Sunny and hot, with a high near 94. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 20%.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Increasing clouds, with a low around 63. South southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 75. Northwest wind around 10 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers after 1am.  Partly cloudy, with a low around 55. North northeast wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers.  Mostly cloudy, with a high near 69. East wind 5 to 10 mph.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 90. South southeast wind 10 to 15 mph.
Tonight
Mostly clear, with a low around 75. Southeast wind around 15 mph.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 105. Breezy, with a south wind 10 to 20 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 76. South wind 10 to 15 mph.
Sunday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 94. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 63. South southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 75. Northwest wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 55. North northeast wind 5 to 10 mph.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 69. East wind 5 to 10 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 58. East wind around 5 mph. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 69. East wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely. Cloudy, with a low around 59. East wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70. East northeast wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Lake Lillian MN
 44.96°N 94.82°W (Elev. 1099 ft)
10:29 am CDT Jun 20, 2025
10am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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Additional Resources

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