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Riverton Lake Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | |  |  | |  | | |  | | |
| Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Mostly Clear | Chance of T-Storm | Mostly Clear | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Mostly Clear |
| Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C |
| POP: 20% | POP: 50% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 627 AM CDT Mon Aug 31 2026 
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Issued: 1240 PM CDT Mon Aug 31 2026
Key Messages
Issued at 1124 AM CDT Mon Aug 31 2026- Dry conditions to continue through today as an upper-ridge migrates east across the Mid-Mississippi Valley.
- Rain chances to increase south of I-20 and across portions of Deep East Texas through midweek with Potential Tropical Cyclone 5.
- Afternoon and evening showers and thunderstorms possible through the weekend with a weak disturbance to the south.
Discussion
... Issued at 1148 AM CDT Mon Aug 31 2026
For the final day in August, hot and dry conditi...