Weather WorldOssami Lake, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Ossami Lake Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  | | | | | | | | |  |
| Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Clear | Sunny | Clear | Clear | Clear | Sunny | Partly Cloudy | Partly Sunny |
| Lo: 31°FLo: -1°C | Hi: 41°FHi: 5°C | Lo: 25°FLo: -4°C | Hi: 45°FHi: 7°C | Lo: 25°FLo: -4°C | Hi: 49°FHi: 9°C | Hi: 51°FHi: 11°C Lo: 29°FLo: -2°C | Hi: 51°FHi: 11°C Lo: 29°FLo: -2°C | Hi: 51°FHi: 11°C Lo: 29°FLo: -2°C | Hi: 59°FHi: 15°C | Lo: 40°FLo: 4°C | Hi: 61°FHi: 16°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 422 PM CST Thu Nov 12 2026 
Ossami Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Ossami Lake Weather Map
Ossami Lake Quick Facts
Ossami Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 521 PM CST Thu Nov 12 2026
Key Messages
- The first snow flakes of the season are on tap for locations along and northeast of a Bloomington to Mattoon line late tonight into Friday morning. Accumulations will be minor and confined to grassy, elevated surfaces.
- Below normal temperatures will prevail through the weekend with temperatures gradually warming back above normal by the middle to end of next week.
Discussion
... Issued at 115 PM CST Thu Nov 12 2026
Upper air analysis shows a large trough of low pressure centered over th...