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

Sioux County Regional Airport (KSXK)

Lat: 42.99°NLon: 96.16°WElev: 1409ft.

A Few Clouds

55°F

13°C

Humidity 82%
Wind Speed S 5 mph
Barometer 29.98 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 19 Jun 2:35 am CDT
Extended Forecast for

Le Mars IA

  • Overnight

    Overnight: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: A 40 percent chance of showers, mainly between 11am and 4pm. Mostly cloudy, with a high near 76. Light and variable wind becoming west northwest 5 to 10 mph in the morning.

    High: 76 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. West southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 80. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm, mainly after 1am. Cloudy, with a low around 58. East wind around 10 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 70. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.

    Low: 54 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 52. Calm wind.
Juneteenth
A 40 percent chance of showers, mainly between 11am and 4pm. Mostly cloudy, with a high near 76. Light and variable wind becoming west northwest 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 53. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
A 10 percent chance of showers after 5pm. Mostly sunny, with a high near 80. Calm wind becoming east southeast around 5 mph in the afternoon.
Saturday Night
Showers likely and possibly a thunderstorm, mainly after 1am. Cloudy, with a low around 58. East wind around 10 mph. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 70. East northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 75.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Le Mars IA
 42.78°N 96.15°W (Elev. 1260 ft)
Last Update:
1:32 am CDT Jun 19, 2026
Forecast Valid:
2am CDT Jun 19, 2026-6pm CDT Jun 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation