Sunlight Lake, MT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Sunlight Lake Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of Showers | Snow Showers | Blowing Snow | Mostly Sunny | Mostly Clear | Mostly Sunny | Snow Showers | Clouds | Partly Cloudy |
| Hi: 55°FHi: 13°C | Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C | Lo: 40°FLo: 4°C | Hi: 45°FHi: 7°C | Lo: 25°FLo: -4°C | Hi: 35°FHi: 2°C | Lo: 25°FLo: -4°C | Hi: 39°FHi: 4°C | Lo: 25°FLo: -4°C | Hi: 35°FHi: 2°C | Lo: 29°FLo: -2°C |
| POP: 20% | POP: 100% | POP: 80% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 546 AM MDT Wed Oct 21 2026 

Sunlight Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Sunlight Lake Weather Map
Sunlight Lake Quick Facts
Sunlight Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 105 AM MDT Wed Oct 21 2026
Key Messages
- Warm and Dry conditions through Thursday.
- Storm system Thursday night through Saturday brings lower elevation rain and mountain snow; greatest totals forecast west of Billings.
- Windy conditions possible with the late week weather system.
- Mostly dry and seasonably cool late weekend through early next week.
Discussion
...
Next 7 Days ...
The next couple of days (Today and Thursday) will feature fairly benign weather. Outside of a widely isolated shower in the high terrain, sunny skies and ...
Weather World