Weather WorldRoy, MT Weather Forecast
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| REST OF TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  | | |  |  | |  | | | | |
| Sunny | Clearing | Sunny | Partly Cloudy | Clearing | Mostly Clear | Mostly Sunny | Mostly Cloudy | Mostly Sunny | Mostly Cloudy | Clearing | Mostly Clear |
| Hi: 55°FHi: 13°C | Lo: 31°FLo: -1°C | Hi: 55°FHi: 13°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 51°FHi: 11°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Hi: 61°FHi: 16°C Lo: 41°FLo: 5°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1132 AM MST Thu Nov 05 2026 
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Issued: 101 PM MST Thu Nov 5 2026
Key Messages
- Another round of valley fog or low stratus is expected within the valleys of Southwest and Central Montana tonight through Friday morning.
- Fast moving weather systems will bring windy conditions and spotty mountain precipitation through the weekend into next week.
- High Winds are possible along the Rocky Mountain Front Friday into Saturday morning and again on Sunday.
- Temperatures will generally run above average for the next seven days.
Discussion
...- Meteorological Overview:
An approac...