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Corner Tank Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  | | | | |  | | | | |
| Sunny | Mostly Clear | Partly Cloudy | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Clearing |
| Hi: 103°FHi: 39°C | Lo: 79°FLo: 26°C | Hi: 103°FHi: 39°C | Lo: 79°FLo: 26°C | Hi: 103°FHi: 39°C | Lo: 75°FLo: 24°C | Hi: 100°FHi: 38°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 834 AM CDT Sun Sep 13 2026 
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Issued: 636 AM CDT Sun Sep 13 2026
Key Messages
Issued at 630 AM CDT Sun Sep 13 2026- Major to Extreme risk of heat-related impacts across a large portion of South Texas today through the middle of next week.
- Heat Advisory in effect from Noon to 7 PM today.
- Low rain chances today through early next week, then increasing to a medium to high chance the latter half of the week.
- Elevated Fire Weather conditions remain possible through mid week, mainly across the inland Coastal Plains, Brush Country and Rio Grande Plains.
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