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Olive Lake Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  |  | | |  |  | | | | |  |
| Patchy Fog | Mostly Clear | Mostly Sunny | Patchy Fog | Patchy Fog | Partly Cloudy | Partly Cloudy | Clearing | Mostly Sunny | Partly Cloudy | Partly Cloudy | Chance of Rain |
| Hi: 56°FHi: 13°C | Lo: 30°FLo: -1°C | Hi: 56°FHi: 13°C | Lo: 30°FLo: -1°C | Hi: 65°FHi: 18°C | Lo: 36°FLo: 2°C | Hi: 66°FHi: 19°C | Lo: 35°FLo: 2°C | Hi: 56°FHi: 13°C | Lo: 35°FLo: 2°C | Hi: 56°FHi: 13°C | Lo: 35°FLo: 2°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1223 AM MDT Wed Oct 14 2026 
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Issued: 234 AM MDT Wed Oct 14 2026
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KEY MESSAGES:- Cold mornings with valley fog for much of the rest of the week.
- A warming trend for high temperatures through the end of the week with Friday 10 to 15 degrees above average.
- Cold front coming this weekend brings gusty winds to northwest MT on Saturday.
High pressure slowly builds over the Northern Rockies, while low pressure develops over Southern California. This is a blocking pattern and will slow the progression of weather systems from west to east. Expect continued ...