Augusta, MT Weather Forecast
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Augusta Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Mostly Cloudy | Mostly Sunny | Clearing | Sunny | Partly Cloudy | Mostly Sunny | Chance of Rain | Rain | Rain and Snow | Partly Sunny | Chance of Snow | Rain and Snow |
| Lo: 41°FLo: 5°C | Hi: 55°FHi: 13°C | Lo: 39°FLo: 4°C | Hi: 70°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 51°FHi: 11°C | Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C | Lo: 29°FLo: -2°C | Hi: 41°FHi: 5°C |
| POP: 70% | POP: 70% | POP: 70% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 442 PM MDT Mon Oct 19 2026 

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Issued: 525 PM MDT Mon Oct 19 2026
Key Messages
- Mild and generally dry conditions will persist through Thursday morning.
- The next chance for widespread precipitation will be from Thursday afternoon through Monday morning.
- Mountain snow is likely with lower elevations below 6000ft more likely to see rain through at least Saturday evening.
Discussion
... /Issued 300 PM MDT Mon Oct 19 2026/- Meteorological Overview:
Upper-level ridging will continue through the rest of today bringing mild temperatures to the region. Over the next couple ...
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