Egan, SD Weather Forecast
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Egan Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
| Chance of Showers | Chance of Showers | Chance of Showers | Showers | Chance of T-Storm | Chance of T-Storm | Showers | Mostly Cloudy | Partly Sunny | Partly Cloudy | Partly Sunny | Mostly Cloudy |
| Hi: 60°FHi: 16°C | Lo: 51°FLo: 11°C | Hi: 60°FHi: 16°C | Lo: 51°FLo: 11°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 50°FHi: 10°C | Lo: 39°FLo: 4°C | Hi: 50°FHi: 10°C | Lo: 39°FLo: 4°C | Hi: 49°FHi: 9°C | Lo: 39°FLo: 4°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 90% | POP: 100% | POP: 100% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 929 AM CDT Sat Oct 31 2026 

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Issued: 645 AM CDT Sat Oct 31 2026
Key Messages
- Showers and isolated thunderstorms continue into Saturday morning, especially east of the James River. Locally heavy rain and lightning are the main threats.
- Outside of showers, drizzle and fog are expected into mid Saturday morning. Fog is most likely west of the James River.
- Additional scattered showers and isolated storms Saturday night into early Sunday.
- More widespread rain returns later Sunday night into Monday night. Moderate to high (60 to 90%) chance for more than an inch of...
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