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Optimist Park Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  | | | |  |  | |  | |  |  |
| Mostly Sunny | Partly Cloudy | Sunny | Partly Cloudy | Mostly Sunny | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of Rain | Chance of Rain |
| Hi: 75°FHi: 24°C | Lo: 35°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C | Hi: 59°FHi: 15°C Lo: 35°FLo: 2°C | Hi: 59°FHi: 15°C Lo: 35°FLo: 2°C | Hi: 60°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 50°FHi: 10°C |
| POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 336 AM MDT Sat Oct 17 2026 
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Issued: 446 AM MDT Sat Oct 17 2026
Key Messages
- High Winds will lead to dangerous travel, especially for high profile vehicles, and backcountry recreation along the Rocky Mountain Front and portions of the Hi-Line through this evening.
- Highs will be well above normal today, with temperatures cooling to near normal on Sunday.
- Overall dry conditions are expected through Monday, with low chances for precipitation arriving on Tuesday across Southwest and Central Montana.
Discussion
... /Issued 1215 AM MDT Sat Oct 17 2026/- Meteorological...