National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

Overcast

61°F

16°C

Humidity 88%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Jun 3:55 am CDT
Extended Forecast for

4 Miles SE Merrill IA

  • Overnight

    Overnight: Showers likely. Cloudy, with a low around 58. Northeast wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 9am, then a chance of sprinkles after 1pm. Mostly cloudy, with a high near 69. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. East northeast wind 5 to 10 mph.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. Calm wind becoming east around 5 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56. South southeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. South wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely. Cloudy, with a low around 58. Northeast wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers likely, mainly before 9am, then a chance of sprinkles after 1pm. Mostly cloudy, with a high near 69. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Mostly cloudy, with a low around 53. East northeast wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 76. Calm wind becoming east around 5 mph.
Monday Night
Mostly cloudy, with a low around 56. South southeast wind around 5 mph.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. South wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 56.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Saturday
Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Merrill IA
 42.67°N 96.18°W (Elev. 1358 ft)
Last Update:
2:53 am CDT Jun 21, 2026
Forecast Valid:
4am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation