Dead Lake, MT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Dead Lake Weather Forecast
| TODAY | TONIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Snow | Snow | Chance of Snow | Partly Cloudy | Mostly Sunny | Fog | Patchy Fog | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear |
| Hi: 35°FHi: 2°C | Lo: 21°FLo: -6°C | Hi: 36°FHi: 2°C | Lo: 21°FLo: -6°C | Hi: 45°FHi: 7°C | Lo: 22°FLo: -6°C | Hi: 46°FHi: 8°C | Lo: 26°FLo: -3°C | Hi: 50°FHi: 10°C | Lo: 25°FLo: -4°C | Hi: 56°FHi: 13°C | Lo: 30°FLo: -1°C |
| POP: 50% | POP: 100% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1222 AM MDT Sun Oct 11 2026 

Dead Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Dead Lake Weather Map
Dead Lake Quick Facts
Dead Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 228 AM MDT Sun Oct 11 2026
Discussion
...
KEY MESSAGES:- Cool, wet weather with winter storm along the Continental Divide continues through the weekend.
- Hard freeze in valleys of western Montana early this week.
- Warming up to above average conditions in the long term.
The upper level low over the Pacific northwest continues to pump moisture up from the south where it interacts with a cold air mass from the north today. The main area where the two air masses collide is along the Continental Divide, and there`s a broad area of ...
Weather World