Weather WorldUnion Lakes, CA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Union Lakes Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  | | | | |  |  | | | | |
| Clear | Sunny | Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Sunny | Mostly Clear |
| Lo: 52°FLo: 11°C | Hi: 87°FHi: 31°C | Lo: 55°FLo: 13°C | Hi: 88°FHi: 31°C | Lo: 57°FLo: 14°C | Hi: 86°FHi: 30°C | Hi: 87°FHi: 31°C Lo: 58°FLo: 14°C | Hi: 87°FHi: 31°C Lo: 58°FLo: 14°C | Hi: 87°FHi: 31°C Lo: 58°FLo: 14°C | Lo: 57°FLo: 14°C | Hi: 85°FHi: 29°C | Hi: 85°FHi: 29°C Lo: 55°FLo: 13°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 136 PM PDT Tue Sep 29 2026 
Union Lakes Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Union Lakes Weather Map
Union Lakes Quick Facts
Union Lakes Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 247 PM PDT Tue Sep 29 2026
Key Messages
- High pressure builds through the rest of the week, bringing an extended dry period with interior valley high temperatures warming into the 80s and 90s.
- A long-period west-northwest swell brings an elevated risk for sneaker waves along the shoreline.
- Widespread gusty winds with gusts from 20 to 25 mph expected today; wind prone areas of coastal Del Norte and the King Range could see gusts up to 35 mph today and tomorrow.
Discussion
...Broad mid-level ridging over the eastern Pacific wil...