Thompson Park, MT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Thompson Park Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Chance of T-Storm | Chance of T-Storm | Chance of Rain | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 46°FLo: 8°C | Hi: 76°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 76°FHi: 24°C | Lo: 46°FLo: 8°C | Hi: 85°FHi: 29°C | Lo: 50°FLo: 10°C | Hi: 85°FHi: 29°C | Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C | Lo: 46°FLo: 8°C | Hi: 75°FHi: 24°C |
| POP: 20% | POP: 40% | POP: 30% | POP: 40% | POP: 50% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1223 PM MDT Mon Aug 17 2026 

Thompson Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Thompson Park Weather Map
Thompson Park Quick Facts
Thompson Park Forecast Discussion
Issued: 148 PM MDT Mon Aug 17 2026
Discussion
...
KEY MESSAGES:
- Shower and thunderstorm activity will continue each afternoon through Tuesday.
- Warming and drying latter part of next week under a ridge of high pressure.
- Tropical moisture surge late week.
Another round of afternoon thunderstorms is expected today and Tuesday. In general, the storms today will remain south of I-90 and along the Continental Divide. With similar atmospheric moisture to previous days, brief but heavy rain can be expected with...
Weather World