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Altoona Elementary School, IA Weather Forecast
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Altoona Elementary School Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | |  |  | | |  | | | |  |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of Showers |
| Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 40% | POP: 50% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 633 AM CDT Mon Aug 31 2026 
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Issued: 629 AM CDT Mon Aug 31 2026
Key Messages
- Increasing late season heat and humidity this week, especially over southern Iowa the next few days where heat index values will peak around 100 degrees in the afternoons and evenings. A Heat Advisory remains in effect for portions of southern Iowa from this afternoon through Wednesday afternoon.
- Thunderstorms will be possible at times for the next several days, but generally coverage and frequency will be low. Only 20% chances are carried at times through Tuesday, with a higher chan...