Otter, MT Weather Forecast
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Otter Weather Forecast
| REST OF TODAY | TONIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Chance of Showers |
| Hi: 95°FHi: 35°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 50°FLo: 10°C | Hi: 80°FHi: 27°C | Lo: 51°FLo: 11°C | Hi: 89°FHi: 32°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 49°FLo: 9°C |
| POP: 40% | POP: 20% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1246 PM MDT Sun Sep 06 2026 

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Issued: 239 PM MDT Sun Sep 6 2026
Key Messages
- A weather system will bring periods of isolated to scattered showers and thunderstorms to region today into Monday.
- Thunderstorms today and Monday will be capable of producing localized heavy rain, gusty winds, and hail. The risk of strong to severe thunderstorms is greatest today into tonight.
- Windy conditions are expected Monday into Tuesday (wind gusts of 25 to 50 mph, strongest in south-central MT Monday and eastern MT Tuesday). This will cause elevated fire weather conditions.
- A...
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