Weather World
City of Big Timber, MTBig Timber, MT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Big Timber Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  |  |  |  |  | |  | |  |  | |
| Mostly Clear | Increasing Clouds | Chance of T-Storm | Patchy Fog | Chance of Showers | Chance of Showers | Chance of Showers | Windy | Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 50°FLo: 10°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C | Hi: 69°FHi: 21°C |
| POP: 30% | POP: 50% | POP: 30% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 541 PM MDT Thu Sep 10 2026 
Big Timber Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Big Timber Weather Map
Big Timber Quick Facts
Big Timber Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1240 PM MDT Thu Sep 10 2026
Key Messages
- Please note that the forecast has trended drier over the next few days.
- Cold front arrives tonight, bringing cooler weather Friday into next week.
- Occasional chances of showers (mainly light) Friday through Sunday night. A few thunderstorms possible in southeast Montana, especially Sunday night.
- Snow showers in the mountains above 10000 feet Sunday and Sunday night; little if any accumulation.
Discussion
... Through next Thursday...
A warm & dry day is ongoing, ahead of a Canadian cold ...