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Morrison High School, IL Weather Forecast
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Morrison High School Weather Forecast
| THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  |  |  |  | |  | | |  | |
| Chance of Showers | Chance of T-Storm | Chance of Showers | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Chance of Showers | Mostly Cloudy |
| Hi: 61°FHi: 16°C | Lo: 51°FLo: 11°C | Hi: 61°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C Lo: 51°FLo: 11°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C |
| POP: 50% | POP: 50% | POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1226 PM CDT Mon Sep 21 2026 
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Issued: 134 PM CDT Mon Sep 21 2026
Key Messages
- An upper low over the northern plains will continue to roll through the area through Tuesday morning, with mostly light amounts of rain and drizzle. Then expected a precip break for Wednesday thru Friday.
- Pleasant early fall weather is expected for Wednesday through Friday.
Aviation
/18Z TAFS THROUGH 18Z TUESDAY/... Issued at 1216 PM CDT Mon Sep 21 2026
Low clouds remain widespread over the area late this morning, and will continue to remain in these clouds through the period as northea...