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Marcus, IA Weather Forecast
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Marcus Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  | | |  | |  |  | | |  |
| Mostly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Showers Likely | Showers | Showers | Mostly Cloudy | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 60°FLo: 16°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 55°FHi: 13°C | Lo: 45°FLo: 7°C | Hi: 59°FHi: 15°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C |
| POP: 20% | POP: 50% | POP: 20% | POP: 70% | POP: 70% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 425 PM CDT Fri Oct 23 2026 
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Issued: 1229 PM CDT Fri Oct 23 2026
Key Messages
- HIGH FIRE DANGER TODAY: Strong wind gusts of 30 to 45 mph combined with warm temperatures will create high fire danger. Agricultural harvest activities will have the greatest risks into the evening.
- COOLER WITH SCATTERED WEEKEND RAIN: A slow-moving front will bring increased clouds and occasional rain this weekend. Temperatures will be notably cooler (40s/50s) by Sunday.
- SIGNIFICANT RAINFALL LIKELY MONDAY-TUESDAY: A large multi-day system will bring widespread rain to start the new w...