Weather WorldRipple Lake, MT Weather Forecast
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Ripple Lake Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Chance of T-Storm | Mostly Sunny | Smoke | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Sunny |
| Lo: 50°FLo: 10°C | Hi: 76°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 80°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C | Lo: 46°FLo: 8°C | Hi: 76°FHi: 24°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1222 PM MDT Sat Aug 22 2026 
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Ripple Lake Forecast Discussion
Issued: 1220 PM MDT Sat Aug 22 2026
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KEY MESSAGES:- Strong thunderstorms today through the afternoon and evening. Gusty outflow winds as the main threat.
- Cold front Sunday brings cooler temperatures but gusty westerly winds and dry air.
- Ridge rebuilds early next week, warming and drying trend.
Partial clearing across southern and central Idaho has allowed for diurnal heating and weak instability by midday. Showers and thunderstorms are expected to increasingly initiate over higher terrain early this afternoon over Idaho ...