Two Tree Reservoir, MT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Two Tree Reservoir Weather Forecast
| REST OF TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Mostly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Clear | Sunny | Partly Cloudy | Chance of Rain | Chance of Rain |
| Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Hi: 61°FHi: 16°C Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C Lo: 39°FLo: 4°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1231 AM MDT Sun Oct 18 2026 

Two Tree Reservoir Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Two Tree Reservoir Weather Map
Two Tree Reservoir Quick Facts
Two Tree Reservoir Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1245 AM MDT Sun Oct 18 2026
Key Messages
- Elevated SE winds are anticipated Monday.
- There is potential for precipitation this week, with chances beginning overnight Thursday.
Discussion
...
Zonal flow over Montana will gradually build into an upper-level ridge. Although minor perturbations moving through the flow will produce elevated SE winds Monday, primarily fair weather is anticipated through Wednesday.
By Thursday, an upper-level low off the coast of central California will meander eastward over the Great Basin, enabling th...
Weather World