Weather WorldOmalley Park, MT Weather Forecast
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Omalley Park Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  |  |  |  |  | | | | |  | |
| Mostly Clear | Partly Cloudy | Mostly Cloudy | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 55°FLo: 13°C | Hi: 90°FHi: 32°C | Lo: 56°FLo: 13°C | Hi: 86°FHi: 30°C | Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C | Lo: 46°FLo: 8°C | Hi: 80°FHi: 27°C | Lo: 46°FLo: 8°C | Hi: 85°FHi: 29°C | Lo: 50°FLo: 10°C | Hi: 85°FHi: 29°C |
| POP: 20% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1222 PM MDT Thu Aug 20 2026 
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Omalley Park Forecast Discussion
Issued: 145 PM MDT Thu Aug 20 2026
Discussion
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KEY MESSAGES:- Ridge of high pressure and abnormally hot temperatures in control through end of the week peaking Friday.
- Elevated convection spreading northward Friday afternoon into the overnight bringing localized lightning and gusty outflow winds.
- Showers and thunderstorms with heavy rain potential in north- central Idaho and southwest Montana for Saturday.
The Northern Rockies will remain under high pressure today and on Friday. Daytime high temperatu...