Weather WorldUpper Bluff Lake, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Upper Bluff Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  |  | | | | | | | |
| Partly Sunny | Clearing | Sunny | Mostly Clear | Sunny | Clear | Clear | Clear | Mostly Clear | Mostly Clear | Mostly Sunny |
| Hi: 49°FHi: 9°C | Lo: 29°FLo: -2°C | Hi: 51°FHi: 11°C | Lo: 29°FLo: -2°C | Hi: 55°FHi: 13°C | Hi: 59°FHi: 15°C Lo: 31°FLo: -1°C | Hi: 59°FHi: 15°C Lo: 31°FLo: -1°C | Hi: 59°FHi: 15°C Lo: 31°FLo: -1°C | Hi: 65°FHi: 18°C Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 112 PM CST Fri Nov 13 2026 
Upper Bluff Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Upper Bluff Lake Weather Map
Upper Bluff Lake Quick Facts
Upper Bluff Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 115 PM CST Fri Nov 13 2026
Key Messages
- Cold high pressure brings a hard freeze this weekend.
- The temperature gradually rebounds next week with dry conditions lasting at least through the middle of the week.
Discussion
... Issued at 115 PM CST Fri Nov 13 2026
A cold upper low is spinning near Lake Erie this afternoon, with embedded shortwave troughs rotating around it. Surface high pressure centered over Hudson Bay has its axis extending all the way south through the Great Plains. Northerly flow between this high and the low ...