Weather World
Andover, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Andover Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY |
 |  |  | | | | | |  | | |
| Mostly Clear | Mostly Sunny | Partly Cloudy | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Lo: 29°FLo: -2°C | Hi: 51°FHi: 11°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 65°FHi: 18°C Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C Lo: 39°FLo: 4°C | Hi: 55°FHi: 13°C Lo: 35°FLo: 2°C | Hi: 55°FHi: 13°C Lo: 35°FLo: 2°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 736 PM CST Fri Nov 06 2026 
Andover Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Andover Weather Map
Andover Quick Facts
Andover Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 514 PM CST Fri Nov 6 2026
Key Messages
- Temperatures will be cooler than average through Saturday, especially tonight when lows are expected to fall below freezing, before moderating by early next week.
Aviation
/00Z TAFS THROUGH 00Z SATURDAY/... Issued at 512 PM CST Fri Nov 6 2026
Cold, quiet, VFR/clear weather will be in place overnight, and last through Saturday morning. Afternoon winds will shift towards WSW around 5-10kts, but a continuation of the VFR/clear is expected this weekend in all areas.