Weather WorldBear Lake, IL Weather Forecast
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Bear Lake Weather Forecast
| OVERNIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT |
 |  |  | | | | | | | | | |
| Clear | Sunny | Partly Cloudy | Sunny | Mostly Clear | Sunny | Clear | Sunny | Clear | Mostly Clear | Mostly Clear | Partly Cloudy |
| Lo: 39°FLo: 4°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 79°FHi: 26°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C | Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C Lo: 49°FLo: 9°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1042 PM CDT Sun Oct 18 2026 
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Issued: 1043 PM CDT Sun Oct 18 2026
Key Messages
- A gradual warmup to seasonably warm temperatures with dry conditions is expected this week.
Aviation
/00Z TAFS THROUGH 06Z TUESDAY/... Issued at 1041 PM CDT Sun Oct 18 2026
Light winds continue through Monday under a clear sky. There is some potential for morning fog in the valley locations, though confidence in this is too low to include in the TAF.
Watches / Warnings / Advisories
/WARNINGS/ADVISORIES... MO...None. IL...None.