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Appleton Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY |
 |  |  |  |  |  | |  | | | |
| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Clearing | Sunny | Patchy Fog | Patchy Fog | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 84°FHi: 29°C | Lo: 52°FLo: 11°C | Hi: 72°FHi: 22°C | Lo: 48°FLo: 9°C | Hi: 73°FHi: 23°C | Lo: 48°FLo: 9°C | Hi: 78°FHi: 26°C | Hi: 82°FHi: 28°C Lo: 51°FLo: 11°C | Hi: 82°FHi: 28°C Lo: 51°FLo: 11°C | Hi: 82°FHi: 28°C Lo: 51°FLo: 11°C | Hi: 82°FHi: 28°C Lo: 51°FLo: 11°C |
| POP: 30% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 230 AM MDT Thu Sep 17 2026 
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Issued: 533 AM MDT Thu Sep 17 2026
Key Messages
- A low pressure system from southwestern Oregon will bring showers, scattered thunderstorms, and cooler temperatures Thursday through Friday.
- Some storms will be strong today, with gusty outflow winds, small hail, and brief heavy rain.
- Gradual warming and drying trend beginning Saturday and continuing through at least Tuesday.
Aviation
/12Z Thursday through Friday/... Issued 531 AM MDT THU SEP 17 2026
VFR. Increasing clouds with showers and isolated thunder developing moving from south t...