Weather WorldAllerton, IA Weather Forecast
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Allerton Weather Forecast
| REST OF TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  |  | | | |  |  |  | | | |
| Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Sunny | Clearing | Sunny | Mostly Clear | Mostly Sunny |
| Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 59°FHi: 15°C | Lo: 35°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C |
| POP: 20% | POP: 80% | POP: 50% | POP: 70% | POP: 100% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 817 PM CDT Mon Oct 12 2026 
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Issued: 641 PM CDT Mon Oct 12 2026
Key Messages
- Near record warmth continues today with breezy conditions through the afternoon.
- Low chances (<20%) for rain far south/southwest overnight. Greater chances (40-50+%) central and south late Tuesday/Tuesday night/early overnight Wednesday. A strong storm with hail, gusty winds, or pockets of heavy rain may occur.
- More widespread precipitation expected Wednesday night and Thursday.
- Seasonal temperatures through mid week and then turning much cooler to end the week and start next weekend.
Aviation
/00Z TAFS THROUGH 00Z WEDNESDAY/... Issued at 636 PM CDT Mon Oct 12 2026
A cold front will move across the area this evening and overnight and will bring a switch to northwest winds. The greatest forecast chall...