Weather WorldFort Peck Indian Reservation, MT Weather Forecast
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Fort Peck Indian Reservation Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  |  |  | | |  | | |  |  | |
| Chance of T-Storm | Chance of T-Storm | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Sunny |
| Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 81°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 85°FHi: 29°C | Lo: 55°FLo: 13°C | Hi: 89°FHi: 32°C | Lo: 55°FLo: 13°C | Hi: 89°FHi: 32°C Lo: 55°FLo: 13°C | Hi: 89°FHi: 32°C Lo: 55°FLo: 13°C | Hi: 85°FHi: 29°C |
| POP: 40% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 401 PM MDT Sat Aug 29 2026 
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Issued: 153 PM MDT Sat Aug 29 2026
Key Messages
- There will be chances for showers and thunderstorms today through tomorrow night.
- Upper low will bring gusty west winds tomorrow and Monday.
- A ridge is expected for Monday and Tuesday before the next chance of precipitation arrives on Wednesday.
Discussion
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WEATHER PATTERN OVERVIEW:
SW flow aloft will be over Montana today as the upper ridge moves east and upper trough/low moves inland from the Pacific.
The SW flow aloft will bring increasing moisture and instability into NE Montana to...