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.

Fair

77°F

25°C

Humidity 36%
Wind Speed NW 5 mph
Barometer 29.99 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Jun 2:55 pm CDT
Extended Forecast for

6 Miles WNW Merrill IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. East southeast wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 58. East wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers before 4pm. Mostly cloudy, with a high near 69. East wind around 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers between 7pm and 9pm. Mostly cloudy, with a low around 54. East northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. North northeast wind around 5 mph becoming east in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Southeast wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.

    High: 76 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. East southeast wind around 5 mph.
Tonight
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 58. East wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 50 percent chance of showers before 4pm. Mostly cloudy, with a high near 69. East wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of showers between 7pm and 9pm. Mostly cloudy, with a low around 54. East northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 76. North northeast wind around 5 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 56. Southeast wind around 5 mph.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 56.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Merrill IA
 42.74°N 96.36°W (Elev. 1424 ft)
Last Update:
2:13 pm CDT Jun 20, 2026
Forecast Valid:
3pm CDT Jun 20, 2026-6pm CDT Jun 26, 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