Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

Madison, Madison-Lac Qui Parle County Airport (KDXX)

Lat: 44.98°NLon: 96.18°WElev: 1077ft.

Fair

57°F

14°C

Humidity 100%
Wind Speed W 7 mph
Barometer 30.08 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Aug 12:15 am CDT
Extended Forecast for

Marietta MN

  • Overnight

    Overnight: Mostly clear, with a low around 57. West wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 83. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 83 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am.  Mostly cloudy, with a low around 58. West wind around 5 mph.  Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 1pm, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 76. Northwest wind around 5 mph becoming west southwest in the morning.  Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. North northeast wind around 5 mph becoming calm.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Calm wind becoming south around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 56. Calm wind becoming south around 5 mph.

    Low: 56 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 81. South southwest wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms.  Mostly clear, with a low around 60. Southwest wind 5 to 10 mph.

    Low: 60 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 57. West wind around 5 mph becoming calm.
Monday
A 40 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 83. Light southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 58. West wind around 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Northwest wind around 5 mph becoming west southwest in the morning. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 54. North northeast wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 77. Calm wind becoming south around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. Calm wind becoming south around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. South southwest wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 60. Southwest wind 5 to 10 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 58. West northwest wind around 5 mph.
Saturday
Sunny, with a high near 78. North wind around 5 mph.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59. North northeast wind around 5 mph becoming south after midnight.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 81. South southeast wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Marietta MN
 45°N 96.42°W (Elev. 1122 ft)
11:51 pm CDT Aug 16, 2026
12am CDT Aug 17, 2026-6pm CDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database