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Eureka High School Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  |  |  | |  | | |  | |  | |
| Patchy Fog | Chance of Showers | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Partly Cloudy | Mostly Clear | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C |
| POP: 20% | POP: 20% | POP: 30% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1002 PM CDT Thu Sep 10 2026 
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Issued: 336 AM CDT Fri Sep 11 2026
Key Messages
- Areas of dense fog is expected through mid-morning, especially across central and northeast Missouri into west central Illinois where a Dense Fog Advisory is in effect.
- There are chances (20-30%) for showers and a few thunderstorms through this weekend with better chances next week. Isolated storms late Saturday night could produce gusty winds and heavy downpours over central and northeast Missouri.
- Slowly increasing temperatures are expected through early next week.
Aviation
/06Z TAFS...