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Custon Park, IA Weather Forecast
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Custon Park Weather Forecast
| REST OF TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY |
 |  |  |  |  | |  | | |  |  | |
| Chance of T-Storm | Chance of T-Storm | Partly Sunny | Partly Cloudy | Sunny | Partly Cloudy | Chance of Showers | Chance of T-Storm | Mostly Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy |
| Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C Lo: 60°FLo: 16°C |
| POP: 50% | POP: 50% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1046 AM CDT Tue Aug 18 2026 
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Custon Park Forecast Discussion
Issued: 617 AM CDT Tue Aug 18 2026
Key Messages
- A storm system will pass through the area today into Wednesday morning, bringing the chance for showers and thunderstorms. A few storms may be strong to severe, but confidence is low.
- Another stretch of quieter weather returns late in the week and into the weekend, with limited precipitation chances.
Aviation
/12Z TAFS THROUGH 12Z WEDNESDAY/... Issued at 605 AM CDT Tue Aug 18 2026
Overall, predominantly VFR conditions expected during the period. There is ch...