Weather WorldCopper Basin, ID Weather Forecast
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Copper Basin Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Sunny | Mostly Clear | Mostly Clear |
| Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 78°FHi: 26°C | Lo: 50°FLo: 10°C | Hi: 77°FHi: 25°C | Lo: 47°FLo: 8°C | Hi: 74°FHi: 23°C | Hi: 74°FHi: 23°C Lo: 46°FLo: 8°C | Hi: 74°FHi: 23°C Lo: 46°FLo: 8°C | Hi: 73°FHi: 23°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1231 AM MDT Sat Oct 03 2026 
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Issued: 1102 AM MDT Sat Oct 3 2026
Key Messages
- Prolonged Quiet Weather Period: High pressure and dry air will keep eastern Idaho completely dry with minimal cloud cover through the upcoming weekend and into early October.
- Unseasonable Late-Week Warmth: An amplifying Great Basin ridge will boost lower-elevation temperatures into the upper 70s and lower 80s through the weekend.
- No Fall-Like Weather in Sight: High confidence exists for above-normal temperatures and suppressed precipitation extending through the first full week of Oc...