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Smith Lake, OK Weather Forecast
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Smith Lake Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Sunny | Partly Cloudy | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear |
| Hi: 106°FHi: 41°C | Lo: 75°FLo: 24°C | Hi: 107°FHi: 42°C | Lo: 75°FLo: 24°C | Hi: 106°FHi: 41°C | Lo: 75°FLo: 24°C | Hi: 103°FHi: 39°C | Lo: 79°FLo: 26°C | Hi: 105°FHi: 41°C | Lo: 79°FLo: 26°C | Hi: 105°FHi: 41°C | Lo: 75°FLo: 24°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 535 AM CDT Thu Aug 20 2026 
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Smith Lake Forecast Discussion
Issued: 633 AM CDT Thu Aug 20 2026
Key Messages
Updated at 623 AM CDT Thu Aug 20 2026- Excessive heating returns to parts of our area today, with the most dangerous heating across southcentral Oklahoma.
- With only parts of northern OK getting a slight break from the excessive heating for today and this weekend, the heatwave generally continues through early next week.
- Isolated rain/storms are possible each day across parts of our area but are very limited in coverage and unorganized.
Aviation
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