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Riverton, MS Weather Forecast
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Riverton Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear |
| Hi: 100°FHi: 38°C | Lo: 75°FLo: 24°C | Hi: 100°FHi: 38°C | Lo: 75°FLo: 24°C | Hi: 101°FHi: 38°C | Lo: 75°FLo: 24°C | Hi: 100°FHi: 38°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 305 AM CDT Fri Sep 04 2026 
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Issued: 1152 PM CDT Thu Sep 3 2026
Key Messages
Issued at 1151 PM CDT Thu Sep 3 2026- A prolonged period of hazardous heat will continue through at least next week. An areawide Heat Advisory remains in effect through Sunday. Heat index values will range from 100 to 109 degrees.
- Isolated showers and thunderstorms will be possible today, mainly east of the Mississippi River. No significant rainfall is expected and coverage should be less than on Thursday.
Discussion
... (Tonight through next Thursday) Issued at 1151 PM CDT Thu Sep 3 20...