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Lamarsh Church, IL Weather Forecast
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Lamarsh Church Weather Forecast
| TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Cloudy | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Sunny |
| Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 79°FHi: 26°C Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C |
| POP: 50% | POP: 70% | POP: 20% | POP: 40% | POP: 40% | POP: 70% | POP: 50% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 337 PM CDT Wed Sep 16 2026 
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Issued: 205 PM CDT Wed Sep 16 2026
Key Messages
- A Heat Advisory has been issued for areas south of I-70 through Thursday, with afternoon heat index values near 105 degrees. While humidity levels drop off a bit late in the week, highs in the 90s are likely to prevail in this area through the weekend.
- After heavy rain occurred last night over the northern parts of the forecast area, potential exists for additional heavy rain tonight. While the greatest threat is closer to I-80, a Flood Watch has been issued for Knox, Stark and Marsh...