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John Jay High School, TX Weather Forecast
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John Jay High School Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Cloudy |
| Hi: 95°FHi: 35°C | Lo: 79°FLo: 26°C | Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 81°FHi: 27°C | Lo: 70°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Hi: 81°FHi: 27°C Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C Lo: 65°FLo: 18°C |
| POP: 50% | POP: 50% | POP: 90% | POP: 100% | POP: 90% | POP: 50% | POP: 50% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 535 AM CDT Wed Sep 30 2026 
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Issued: 557 AM CDT Wed Sep 30 2026
Key Messages
Updated at 550 AM CDT Wed Sep 30 2026- A Flood Watch is in effect from Wednesday evening through Friday evening for much of South Central Texas. Heavy rainfall may lead to life-threatening flash flooding somewhere in the Watch area.
- Some storms Wednesday night through Friday morning may become strong to severe with strong wind and hail the main hazards. Flooding continues to be the main concern.
- Low to medium rain chances linger through the weekend then decrease heading into next week...