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Lost Lakes, AR Weather Forecast
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Lost Lakes Weather Forecast
| OVERNIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
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| Chance of T-Storm | Sunny | Mostly Clear | Mostly Sunny | Chance of T-Storm | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C |
| POP: 20% | POP: 20% | POP: 40% | POP: 50% | POP: 20% | POP: 20% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 126 AM CDT Fri Aug 21 2026 
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Issued: 1109 PM CDT Thu Aug 20 2026
Key Messages
Issued at 1109 PM CDT Thu Aug 20 2026- A Heat Advisory remains in effect from 11AM to 8PM Friday for portions of east Arkansas and north Mississippi. Heat index values will peak at 107 degrees.
- A transition to drier and cooler conditions is expected this weekend. Highs on Sunday will range from the upper 80s to mid 90s.
- Northwest flow aloft will keep rain chances in the forecast each day next week.
Discussion
... (Tonight through next Thursday) Issued at 1109 PM CDT Thu Aug 20 2026
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