Ethan Lake, SD Weather Forecast
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Ethan Lake Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
| Showers | Showers | Showers | Showers | Showers | Chance of Showers | Partly Cloudy | Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of Showers |
| Lo: 41°FLo: 5°C | Hi: 50°FHi: 10°C | Lo: 39°FLo: 4°C | Hi: 50°FHi: 10°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C |
| POP: 70% | POP: 90% | POP: 100% | POP: 100% | POP: 100% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 754 PM CDT Sat Oct 24 2026 

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Issued: 926 PM CDT Sat Oct 24 2026
Key Messages
- Showers will continue along a Marshall, Minnesota, to Sioux Falls, South Dakota, to Lake Andes, South Dakota for the rest of this evening and into the early overnight hours.
- Widespread rain chances (60%-90%) are expected from Sunday into Monday. Confidence continues to increase in accumulative amounts of 1+ inches of rain through Tuesday morning with the focus west of I- 29.
- An active pattern aloft will lead to additional rain chances from Tuesday night into Wednesday.
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