Harvard, ID Weather Forecast
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| TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY |
| Chance of Showers | Chance of T-Storm | Chance of T-Storm | Rain Showers | Chance of Showers | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 45°FLo: 7°C | Hi: 73°FHi: 23°C | Lo: 47°FLo: 8°C | Hi: 60°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 73°FHi: 23°C Lo: 45°FLo: 7°C | Hi: 73°FHi: 23°C Lo: 45°FLo: 7°C | Hi: 76°FHi: 24°C Lo: 46°FLo: 8°C | Hi: 76°FHi: 24°C Lo: 46°FLo: 8°C | Hi: 73°FHi: 23°C Lo: 46°FLo: 8°C | Hi: 73°FHi: 23°C Lo: 46°FLo: 8°C | Hi: 70°FHi: 21°C |
| POP: 20% | POP: 50% | POP: 90% | POP: 100% | POP: 50% | POP: 30% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 328 PM PDT Sat Sep 05 2026 

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Issued: 631 PM PDT Sat Sep 5 2026
Key Messages
- Cool and showery weather expected through Labor Day Weekend with isolated thunderstorms.
- A warming and drying trend returns around the middle of next week.
Discussion
... This afternoon and tonight through Monday: The Inland NW will see evolving rain chances this period, along with a risk embedded thunderstorms, and a marginal risk (5-14% chance per WPC) for excessive rainfall over Idaho and the far eastern fringes of WA late Sunday into Monday morning. Tonight a broad low, centered ne...
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