Sitting Bull Rapids, MT Weather Forecast
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Sitting Bull Rapids Weather Forecast
| REST OF TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Mostly Sunny | Mostly Clear | Patchy Fog | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Chance of Showers | Rain Showers | Rain Showers |
| Hi: 65°FHi: 18°C | Lo: 35°FLo: 2°C | Hi: 70°FHi: 21°C | Lo: 35°FLo: 2°C | Hi: 69°FHi: 21°C | Lo: 35°FLo: 2°C | Hi: 69°FHi: 21°C | Lo: 39°FLo: 4°C | Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C |
| POP: 20% | POP: 70% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1235 PM MDT Sun Oct 18 2026 

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Issued: 128 PM MDT Sun Oct 18 2026
Key Messages
- Seasonably warm and mainly dry conditions through mid-week.
- A weather system may bring cooler temperatures, windy conditions, and precipitation to the area Friday into Saturday, though confidence remains low regarding impacts.
Discussion
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Today through Saturday...
Cooler conditions exist today behind a cold front passage. With this, high temperatures mainly in the 60s are forecast under sunny to mostly sunny skies. Winds are also lighter out of the east, though occasional gusts in the...
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