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Cortner Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | | | | | | |  |  | |  |
| Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Partly Cloudy |
| Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°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: 69°FLo: 21°C | Hi: 95°FHi: 35°C | Lo: 69°FLo: 21°C |
| POP: 30% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1053 AM CDT Mon Aug 31 2026 
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Issued: 1056 AM CDT Mon Aug 31 2026
Key Messages
Updated at 1049 AM CDT Mon Aug 31 2026- Hot with highs in the mid to upper 90s west of the plateau this week.
- Major to extreme heat risk is expected by the middle of the week with heat index values in the triple digits. Wednesday and Thursday should be the most impactful days of the week.
- Very low rain chances through midweek.
Aviation
... (12Z TAFS) Issued at 616 AM CDT Mon Aug 31 2026
Some isolated areas of patchy fog this morning, but will dissipate over the next hour or two. Otherwis...