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Polk, MO Weather Forecast
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Polk Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
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| Sunny | Mostly Cloudy | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Mostly Sunny | Mostly Cloudy |
| Hi: 99°FHi: 37°C | Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Hi: 75°FHi: 24°C Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C Lo: 59°FLo: 15°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Hi: 81°FHi: 27°C Lo: 59°FLo: 15°C |
| POP: 20% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1057 AM CDT Sat Sep 19 2026 
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Issued: 1156 AM CDT Sat Sep 19 2026
Key Messages
- A Heat Advisory remains in effect through 8 PM tonight. Highs near 100 with heat index values of 100-105 degrees can be expected. Daily records may continue to be tied or broken.
- Rain and storm chances (15-40%) return late tonight, increasing to 40-80% Sunday and lingering into Monday with a cold frontal passage.
- If several factors align properly, strong winds 50-60 mph and large hail up to the size of quarters could be possible Sunday afternoon (Marginal/Level 1 of 5 Risk for severe...