Sheep Lake, ID Weather Forecast
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Sheep Lake Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
| Mostly Clear | Smoke | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny |
| Lo: 56°FLo: 13°C | Hi: 86°FHi: 30°C | Lo: 65°FLo: 18°C | Hi: 95°FHi: 35°C | Lo: 65°FLo: 18°C | Hi: 95°FHi: 35°C | Lo: 65°FLo: 18°C | Hi: 86°FHi: 30°C | Lo: 56°FLo: 13°C | Hi: 86°FHi: 30°C | Lo: 56°FLo: 13°C | Hi: 84°FHi: 29°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1223 PM PDT Sun Aug 23 2026 

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Issued: 1243 PM MDT Sun Aug 23 2026
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KEY MESSAGES:- Cold front brings cooler temperatures alongside gusty westerly winds, dry air, and elevated fire weather this afternoon.
- Ridge of high pressure rebuilds early this upcoming week with a warming trend.
- Thunderstorms expand northward Tuesday and Wednesday afternoons.
A few lingering showers and thunderstorms are expected this afternoon across northwest and southwest Montana, otherwise a cold front will bring a much drier airmass to the region. Gusty afternoon winds will le...
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