Weather WorldLong Branch Lake, MT Weather Forecast
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Long Branch Lake Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | SATURDAY |
 | | | |  |  | |  |  | | |
| Smoke | Smoke | Smoke | Smoke | Sunny | Mostly Clear | Mostly Clear | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Hi: 78°FHi: 26°C | Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C | Lo: 48°FLo: 9°C | Hi: 78°FHi: 26°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Lo: 47°FLo: 8°C | Hi: 69°FHi: 21°C Lo: 44°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 44°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 44°FLo: 7°C |
| POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 336 AM MDT Sun Aug 09 2026 
Long Branch Lake Radar Loop
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