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Tomball Junior High School, TX Weather Forecast
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Tomball Junior High School Weather Forecast
| OVERNIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
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| Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Sunny |
| Lo: 79°FLo: 26°C | Hi: 102°FHi: 39°C | Lo: 80°FLo: 27°C | Hi: 102°FHi: 39°C | Lo: 80°FLo: 27°C | Hi: 100°FHi: 38°C | Lo: 80°FLo: 27°C | Hi: 100°FHi: 38°C | Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C | Lo: 79°FLo: 26°C | Hi: 99°FHi: 37°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1153 PM CDT Thu Aug 20 2026 
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Tomball Junior High School Forecast Discussion
Issued: 1221 AM CDT Fri Aug 21 2026
Key Messages
- Heat Advisory in effect through Saturday. Could be extended into Sunday.
- Isolated thunderstorms are possible later today and this evening, and again Saturday afternoon and evening.
- Hot weather expected to continue through next week.
Discussion
... Issued at 1202 AM CDT Fri Aug 21 2026
It`s hard to not sound like a broken record when we`re in the middle of a very hot and generally dry pattern. A strong ridge centered over the Four Corners region will be the ...