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Johnston Elementary School, WI Weather Forecast
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Johnston Elementary School Weather Forecast
| REST OF THE NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  |  |  |  |  | | | | |  |
| Partly Cloudy | Partly Cloudy | Chance of Showers | Mostly Cloudy | Mostly Cloudy | Showers | Chance of T-Storm | Showers | Chance of Showers | Mostly Cloudy | Chance of Showers | Chance of Showers |
| Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C |
| POP: 30% | POP: 70% | POP: 90% | POP: 90% | POP: 30% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 123 AM CDT Wed Sep 16 2026 
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Issued: 120 AM CDT Wed Sep 16 2026
Key Messages
- Light rain chances (40 to 60%) return tonight into Thursday morning, though rainfall totals will remain light at under one tenth of an inch.
- Confidence is increasing for a significant heavy rainfall event Friday afternoon into Saturday, focused across central and east-central Wisconsin.
- Another round of showers and potential thunderstorms towards early next week.
Discussion
... Issued at 119 AM CDT Wed Sep 16 2026
The latest RAP analysis and satellite/radar imagery show high pressure ce...