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Petit Lake, LA Weather Forecast
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Petit Lake Weather Forecast
| OVERNIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  | |  |  | | | |  | | | |
| Mostly Clear | Chance of T-Storm | Mostly Clear | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 80°FLo: 27°C | Hi: 91°FHi: 33°C | Lo: 81°FLo: 27°C | Hi: 91°FHi: 33°C | Lo: 80°FLo: 27°C | Hi: 91°FHi: 33°C | Lo: 80°FLo: 27°C | Hi: 91°FHi: 33°C Lo: 80°FLo: 27°C | Hi: 91°FHi: 33°C Lo: 80°FLo: 27°C | Hi: 91°FHi: 33°C | Lo: 79°FLo: 26°C | Hi: 91°FHi: 33°C Lo: 79°FLo: 26°C |
| POP: 20% | POP: 40% | POP: 20% | POP: 20% | POP: 40% | POP: 20% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1046 PM CDT Sun Aug 16 2026 
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Issued: 101 AM CDT Mon Aug 17 2026
Key Messages
Updated at 1042 PM CDT Sun Aug 16 2026
- Hot temperatures are expected for much of the forecast. Highs mainly in the mid to upper 90s with heat index values climbing into the lower to mid 110s. Excessive Heat Warnings are in effect for today. Beyond today, Heat Advisories are anticipated. The impact of the afternoon highs will be exacerbated by the slightly higher than normal overnight lows.
Aviation
... (06Z TAFS) Issued at 1042 PM CDT Sun Aug 16 2026
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