Rising Sun, MT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Rising Sun Weather Forecast
| REST OF TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Partly Cloudy | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Rain | Chance of Rain | Chance of Rain |
| Lo: 45°FLo: 7°C | Hi: 66°FHi: 19°C | Lo: 45°FLo: 7°C | Hi: 67°FHi: 19°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Hi: 62°FHi: 17°C Lo: 49°FLo: 9°C | Hi: 62°FHi: 17°C Lo: 49°FLo: 9°C | Hi: 62°FHi: 17°C Lo: 49°FLo: 9°C | Lo: 45°FLo: 7°C | Hi: 58°FHi: 14°C | Lo: 41°FLo: 5°C |
| POP: 20% | POP: 20% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 842 PM MDT Sat Sep 19 2026 

Rising Sun Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Rising Sun Weather Map
Rising Sun Quick Facts
Rising Sun Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1153 PM MDT Sat Sep 19 2026
Key Messages
- Rain continues to slowly exit Central MT throughout the morning.
- Dry conditions and warm temperatures settle in for most of the week.
- Unsettled weather and a cool down in temperatures possible next weekend.
Discussion
...- Meteorological Overview:
The vertically stacked low pressure system will continue to slide eastwards throughout the day. With it will also pull the precipitation over Central MT. However, expect light rain to continue over Central MT through at least the morning hours....
Weather World