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City of Collinsville, OKCollinsville, OK Weather Forecast
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Collinsville Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  | | | | | |  |  | | | |
| Clear | Sunny | Clear | Sunny | Mostly Clear | Sunny | Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 60°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C |
| POP: 20% | POP: 50% | POP: 70% | POP: 60% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 453 PM CDT Fri Oct 09 2026 
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Issued: 610 PM CDT Fri Oct 9 2026
Key Messages
Updated at 101 PM CDT Fri Oct 9 2026- Above average warmth and dry weather will prevail into early next week.
- Fire weather concerns will increase early next week as stronger south winds return.
- Confidence is increasing that some unsettled weather will occur toward the middle of next week, possibly lingering into the latter half of the week.
Aviation
... (00Z TAFS) Issued at 610 PM CDT Fri Oct 9 2026
VFR conditions will prevail through the forecast period with clear skies. Light south to ...