Calvert Lake, CA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Calvert Lake Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY |
| Mostly Sunny | Partly Cloudy | Rain Showers | Chance of Showers | Snow Showers | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear |
| Hi: 66°FHi: 19°C | Lo: 42°FLo: 6°C | Hi: 61°FHi: 16°C | Lo: 42°FLo: 6°C | Hi: 58°FHi: 14°C | Hi: 61°FHi: 16°C Lo: 38°FLo: 3°C | Hi: 61°FHi: 16°C Lo: 38°FLo: 3°C | Hi: 66°FHi: 19°C Lo: 43°FLo: 6°C | Hi: 66°FHi: 19°C Lo: 43°FLo: 6°C | Hi: 63°FHi: 17°C Lo: 41°FLo: 5°C | Hi: 63°FHi: 17°C Lo: 41°FLo: 5°C |
| POP: 50% | POP: 70% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 300 AM PDT Fri Oct 30 2026 

Calvert Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Calvert Lake Weather Map
Calvert Lake Quick Facts
Calvert Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 349 AM PDT Fri Oct 30 2026
Key Messages
- Precipitation chances and cooler temperatures return today and continue through the weekend.
- Cool and dry conditions for early next week.
Discussion
...through Thursday.
Moisture from former TS Vance will continue to stream north overnight, with dewpoints currently in the 50s over the lower Colorado River Valley and generally mid-40s to around 50 south of I- 15. This plume will push further inland through the day along with increasing shower and thunderstorm chances. Light radar returns...
Weather World