Weather WorldFoster School, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Foster School Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  | |  | |  |  |  | |  |  |
| Chance of Rain | Showers Likely | Mostly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Rain | Partly Cloudy | Partly Cloudy | Clearing | Mostly Clear | Mostly Sunny |
| Lo: 61°FLo: 16°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 59°FHi: 15°C | Lo: 45°FLo: 7°C | Hi: 51°FHi: 11°C | Lo: 40°FLo: 4°C | Hi: 51°FHi: 11°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 40°FLo: 4°C | Hi: 60°FHi: 16°C |
| POP: 70% | POP: 70% | POP: 30% | POP: 50% | POP: 50% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 846 PM CST Tue Nov 03 2026 
Foster School Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Foster School Weather Map
Foster School Quick Facts
Foster School Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1124 PM CST Tue Nov 3 2026
Key Messages
- Waves of showers will continue through tonight, with a soaking rainfall expected over much of the area before tapering off Wednesday morning.
- A return to more seasonable temperatures is expected late this week into the upcoming weekend.
Discussion
... Issued at 118 PM CST Tue Nov 3 2026
Early this afternoon, a deep, negatively tilted trough axis extends down the spine of the Plains. Along its leeward side, we find a couple of distinct areas of low pressure, most notably one currently li...