Heron Lake, WI Weather Forecast
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Heron Lake Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
| Patchy Fog | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of Showers |
| Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C Lo: 45°FLo: 7°C | Hi: 79°FHi: 26°C Lo: 45°FLo: 7°C | Lo: 51°FLo: 11°C | Hi: 80°FHi: 27°C | Hi: 81°FHi: 27°C Lo: 55°FLo: 13°C |
| POP: 40% | POP: 50% | POP: 30% | POP: 20% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 446 AM CDT Mon Aug 24 2026 

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Issued: 635 AM CDT Mon Aug 24 2026
Key Messages
- The next chance for showers and storms will be tonight through Tuesday and again Wednesday.
- Severe storms are possible, particularly Tuesday afternoon and evening with the passage of a cold front.
- Seasonal, dry conditions return for the later part of this week.
Discussion
... Issued at 136 AM CDT Mon Aug 24 2026
Current conditions/this morning: High pressure is slowly sliding east this morning, with light and variable winds. Satellite imagery is showing some high level clouds pushing in...
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