Townsend, MT Weather Forecast
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Townsend Weather Forecast
| REST OF TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
| Mostly Clear | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of Rain | Chance of Rain | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers |
| Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Hi: 75°FHi: 24°C Lo: 46°FLo: 8°C | Hi: 75°FHi: 24°C Lo: 46°FLo: 8°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Lo: 52°FLo: 11°C | Hi: 75°FHi: 24°C |
| POP: 70% | POP: 100% | POP: 70% | POP: 20% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1217 AM MDT Sat Sep 05 2026 

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Issued: 335 AM MDT Sat Sep 5 2026
Key Messages
- Showers and thunderstorms will push through Montana on Sunday, some of which may bring some gusty winds.
- Widespread soaking rainfall expected Sunday through Tuesday, with some areas on the Hi-Line having a 40-60% chance of seeing 2 inches of rainfall.
- Temperatures start next week below average, before returning to near average for the second half of the week.
Discussion
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A deep and slow moving upper level trough over the Eastern Pacific/Western US will slowly move eastward over the c...
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