| National Weather Service Forecast for:
Le Mars IA Issued by: National Weather Service Sioux Falls, SD |
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| Updated: 8:28 am CDT May 29, 2026 | ||||||||||||||||||
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| Today |
A 50 percent chance of showers, mainly after noon. Cloudy, with a high near 78. Southeast wind 5 to 15 mph, with gusts as high as 20 mph. |
| Tonight |
A chance of showers, with thunderstorms also possible after 1am. Cloudy, with a low around 61. East southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. |
| Saturday |
A 50 percent chance of showers and thunderstorms, mainly before 2pm. Mostly cloudy, with a high near 78. Breezy, with an east southeast wind 10 to 20 mph, with gusts as high as 25 mph. |
| Saturday Night |
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Breezy, with an east southeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. |
| Sunday |
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. |
| Sunday Night |
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59. East southeast wind 5 to 10 mph. |
| Monday |
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 82. |
| Monday Night |
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. |
| Tuesday |
Partly sunny, with a high near 82. |
| Tuesday Night |
Partly cloudy, with a low around 56. |
| Wednesday |
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. |
| Wednesday Night |
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. |
| Thursday |
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. |
Forecast from NOAA-NWS for Le Mars IA.