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Lake Castle Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY | TUESDAY | WEDNESDAY | THURSDAY |
 |  |  | |  |  | | | | |
| Chance of Showers | Chance of T-Storm | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Sunny |
| Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C |
| POP: 20% | POP: 20% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 451 PM CDT Thu Sep 03 2026 
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Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 152 PM CDT Thu Sep 3 2026
Key Messages
- Dangerous heat stress will persist across the forecast area into next week.
- Rain chances begin increasing areawide today, with chances continuing each afternoon through early next week.
Discussion
... Issued at 152 PM CDT Thu Sep 3 2026
This afternoon through next Thursday...
Heat will continue to be a main concern this afternoon as near-term guidance shows upper-level ridging across the Mid-South. Afternoon highs will peak in the mid to upper 90s. This, combined with dewpoints in the lo...