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Erienna Elementary School, IL Weather Forecast
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Erienna Elementary School Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | |  |  | | |  |  | |  | |
| Chance of T-Storm | Thunderstorms | Chance of T-Storm | Chance of Showers | Showers Likely | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Partly Cloudy |
| Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C | Lo: 55°FLo: 13°C |
| POP: 90% | POP: 90% | POP: 70% | POP: 50% | POP: 60% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1036 AM CDT Sat Sep 19 2026 
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Issued: 635 AM CDT Sat Sep 19 2026
Key Messages
- A Flood Watch for flash flooding is in effect for much of northern Illinois and far northwest Indiana through early this afternoon.
- Periods of heavy rain and scattered thunderstorms through mid/late this morning and then a second wave of heavy rain and scattered thunderstorms tonight into Sunday. Localized flash flooding will be possible where the heaviest rains occur over the same areas.
- Below normal temps early/mid next week with low chances for showers.
Discussion
... Issued at 148 ...