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Ash Lake, IL Weather Forecast
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Ash Lake Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  | | |  | |  |  | | | | |
| Clear | Sunny | Clear | Sunny | Partly Cloudy | Mostly Sunny | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C | Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°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: 75°FHi: 24°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 742 PM CDT Thu Oct 22 2026 
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Issued: 608 PM CDT Thu Oct 22 2026
Key Messages
- Patchy fog is possible early this morning near bodies of water.
- Temperatures will remain seasonable, if not slightly above average, into early next week.
- No precipitation is expected through early next week.
Discussion
... Issued at 1234 PM CDT Thu Oct 22 2026
An omega block remains in place at 250 mb, albeit with a slightly degraded eastern upper-level low. The CWA remains on the eastern edge of this pattern nonetheless, and the ridge axis is set comfortably along a positive slope from...