Weather WorldFort Harrison Aaf, MT Weather Forecast
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Fort Harrison Aaf Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  |  |  |  | | |  |  | | | |
| Chance of T-Storm | Rain Showers | Partly Cloudy | Sunny | Mostly Clear | Sunny | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Sunny | Chance of Showers | Mostly Sunny |
| Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 79°FHi: 26°C | Lo: 49°FLo: 9°C | Hi: 81°FHi: 27°C | Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C | Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C |
| POP: 90% | POP: 20% | POP: 60% | POP: 40% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 452 PM MDT Sat Aug 29 2026 
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Issued: 801 PM MDT Sat Aug 29 2026
Key Messages
- Showers and thunderstorms overnight, some of which could produce gusty winds and brief downpours.
- Cool and breezy Sunday with highs in the 60s for most lower elevation locations, with 50s in the mountains.
- Drier Monday, but showers and thunderstorms return by Tuesday.
Discussion
... /Issued 554 PM MDT Sat Aug 29 2026/- Meteorological Overview:
A deep upper level low moving into the Pacific Northwest will continue to funnel moisture into North Central and Southwestern Montana today on sou...