Geraldine, MT Weather Forecast
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Geraldine Weather Forecast
| REST OF TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY |
| Partly Cloudy | Sunny | Chance of Rain | Chance of T-Storm | Chance of Rain | Clearing | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Sunny |
| Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Hi: 79°FHi: 26°C Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C |
| POP: 20% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 812 PM MDT Thu Sep 17 2026 

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Issued: 811 PM MDT Thu Sep 17 2026
Key Messages
- Several rounds of showers/thunderstorms today, mainly impacting SW MT.
- Increased shower/thunderstorm coverage tomorrow, with a few capable of producing strong wind gusts, small hail, and heavier showers.
- The potential for periods of heavier precip at times tomorrow and Saturday are causing a minor risk for flash flooding.
Discussion
... /Issued 527 PM MDT Thu Sep 17 2026/- Meteorological Overview:
The upper level low, which is currently over the PNW, will continue to bring southerly flow...
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