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Katy High School, TX Weather Forecast
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Katy High School Weather Forecast
| THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | |  | | | | | | | | |
| Chance of T-Storm | Clearing | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Chance of T-Storm | Clearing | Chance of T-Storm | Clearing | Chance of T-Storm | Partly Cloudy |
| Hi: 99°FHi: 37°C | Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 79°FLo: 26°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C |
| POP: 20% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1232 PM CDT Mon Aug 31 2026 
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Issued: 111 PM CDT Mon Aug 31 2026
Key Messages
- Tropical Depression Five has developed in the north central Gulf. It is expected to become a Tropical Storm before it makes landfall along the Upper Texas coast on Tuesday.
- Tropical Storm Warnings are in effect for Chambers County, the Bolivar Peninsula, and the adjacent Gulf waters.
- The primary threat is rainfall with widespread 3-5" amounts and isolated 6-9" amounts with the highest totals east of I-45. A Flood Watch is in effect from 1AM Tuesday thru 7AM Wednesday.
- Daily chances f...