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Ralph Myers, SD Weather Forecast
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Ralph Myers Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY |
 |  |  |  |  |  | | | |  | |  |
| Chance of T-Storm | Chance of T-Storm | Partly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of Showers |
| Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C |
| POP: 70% | POP: 70% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 331 AM CDT Tue Sep 01 2026 
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Issued: 157 AM CDT Tue Sep 1 2026
Key Messages
- Showers move through the area today and tonight. The probability of 1" of moisture is about 30% across central South Dakota, with about a 30-40% chance for 1/4" for northeast South Dakota. The least amount of moisture is expected across north central South Dakota.
- There is a marginal (1 of 5) and slight risk (2 of 5) in place along and south of Highway 212 from Pierre east. The main threats are high winds (60 to 75 mph) and large hail (around golf-ball sized) in the highlighted area. ...